MAPRsn Dates of Use Principal Investigator / Ship Location Operations/Use
MAPR-01 Feb-1996 Dan Schierer SE Indian Ridge - 42S88E to 33S78E 45 dredges, 48 rock cores (MAPR-02 also sent, not sure how much either MAPR was actually
used)
10-Jun-1996 Calibration (Neph only) in lab
16-Jul to 9 Aug - 1996 Bill Chadwick / DISCOVERER (last cruise) JDFR (CoAx, N.Cleft), Escanaba, 7 AMS-60 tows (side scan sonar) - 75m above depressor weight - MAPR-01 damaged during
N.Gorda first tow, MAPR-02 used on all tows
MAPR-01 damaged on first tow during Chadwick's cruise - no note of how it was damaged or what was done to repair it.
30-Aug-1996 Calibration (Press only) in lab
Nov-1996 Rachel Haymon SEPR 9 tows total => Argo, AMS, other - Both MAPRs used on all tows
May-1997 Calibration (Neph, Press, Temp) in lab
May to Nov-1997 Catherine Mevel, Jean Luc Charlou, SWIR dredges, wax cores, CTD hydorcasts
Philippe Jean-Baptiste / MARION
DUFRESNE
Catherine Mevel reported damage to neph cables, corrosion of neph connector pins and loss of some data (esp. with MAPR-02)
Dec-1998 Calibration (Temp, Neph) in lab large T residuals for this cal - used coefficients anyway; Neph cal OK
Jan to Feb - 1999 Chris German / JAME CLARK ROSS East Scotia Ridge (S.Atlantic) TOBI tows and wax cores - MAPR-01 deployed on wax cores
Chris German reported neph data was different on downcasts/upcasts; also towards end of cruise it seemed to "get tired"
Dec-1999 in lab neph data problems - EDD to repair neph circuit (Pat McLain)
MAPR-02 Feb-1996 Dan Schierer SE Indian Ridge - 42S88E - 33S78E 45 dredges, 48 rock cores (MAPR-01 also sent, not sure how much either MAPR was actually
used)
10-Jun-1996 Calibration (Neph)
16-Jul to 9 Aug - 1996 Bill Chadwick / DISCOVERER (last cruise) JDFR (CoAx, N.Cleft), Escanaba, N. 7 AMS-60 tows (side scan sonar) - 75m above depressor weight - MAPR-01 damaged during
Gorda first tow, MAPR-02 used on all tows
30-Aug-1996 Calibration (Press)
Nov-1996 Rachel Haymon SEPR 9 tows total => Argo, AMS, other - Both MAPRs used on all tows
May-1997 Calibration (Neph, Press, Temp) in lab
May to Nov-1997 Catherine Mevel, Jean Luc Charlou, SWIR dredges, wax cores, CTD hydorcasts
Philippe Jean-Baptiste / MARION
Catherine Mevel reported damage to neph cables, corrosion of neph connector pins and loss of some data (esp. with MAPR-02)
Dec-1998 Calibration (Temp, Neph) - attempted in lab large T residuals for this cal - coefficients not used; no data for Neph
Jan to Feb - 1999 Chris German / JAME CLARK ROSS East Scotia Ridge (S.Atlantic) TOBI tows and wax cores - MAPR-02 apparently not used
Dec-1999 in lab electronics do not slide easily in/out of pressure case - machine shop fixxed it, neph circuit
ground jumper added; new coin cell battery; general regular maintenance (new hardware, o-
rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P, T) - Workbook updated in lab
MAPR-03 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
01-Aug-1997 Jim Cowen / SHINKAI EPR or SEPR 2 submersible dives: problems configuring MAPR so no data from first dive - damaged on
second dive
Jim Cowen reported damage to Neph bracket and Neph when manipulator sheared it off - connector on LSS was damaged, also cable
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-03 OK
throughout cruise
Sep-1998 Cornel DeRonde / SONNE Kermadec Arc Volcanoes 4 box cores, 1 water pump station, 6 heat flow probe stations, 3 TV Grabs, 14 camera tows
during cruise (deployments averaged 2-6 hours) - MAPR-03 used on 4 box cores, 1 water pump,
3 heat flow probe sta's- no problems noted
Dec-1998 to Jan-1999 Cornel DeRonde / ATLANTIS (Lupton SEPR 24 Alvin dives, 1 CTD cast - MAPR-05 did not work (tried on 2 dives); MAPR-03 used on 23
cruise) dives, 1 CTD cast
Dec-1999 in lab neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P, T) - Workbook updated in lab
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS EPR for use on AMS-120
12/11/2011 - 7:16 PM
Page 1 of 93
MAPRsn Dates of Use Principal Investigator / Ship Location Operations/Use
MAPR-04 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sep-1997 Ed Baker / R.BROWN (leg2) JDFR (N. Cleft) 2 CTD casts and deployed on Lavelle's short-term mooring (~5 days) at Pipe Organ vent
Nov-1997 Charlie Langmuir / MELVILLE SEPR ~185 lowerings (total, alternated MAPR-04 and -07 until -07 was lost) - rock cores and dredges -
lost MAPR-07 during this cruise - cruise was otherwise very successful
Jan-1998 Jill Karsten / MELVILLE Chile Ridge 107 dredges, 20 wax cores - MAPR-04 flooded, neph problems with MAPR-09
Jill Karsten reported MAPR-04 flooded during this cruise
MAPR-05 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sept-Nov 1997 Chris German / MARION DUFRESNE SWIR used on one TOBI tow - damage to neph bracket, loss of LSS
Chris German reported damage to MAPR-05 Neph bracket (screws sheared off) and LSS lost on first tow- noted clamps slid down wire some
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-05 OK
throughout cruise
Sep-1998 Cornel DeRonde / SONNE Kermadec Arc Volcanoes 4 box cores, 1 water pump station, 6 heat flow probe stations, 3 TV Grabs, 14 camera tows
during cruise (deployments averaged 2-6 hours) - MAPR-05 used on 3 TV Grabs, 3 heat flow
probe sta's, 14 camera tows - no problems noted
Dec-1998 to Jan-1999 Cornel DeRonde / ATLANTIS (Lupton SEPR 24 Alvin dives, 1 CTD cast - MAPR-05 did not work (tried on 2 dives); MAPR-03 used on 23
cruise) dives, 1 CTD cast
Cornel DeRonde reported MAPR-05 did not work at all this cruise (tried on 2 Alvin dives)
Dec-1999 in lab neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P, T) - Workbook updated in lab
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS EPR for use on AMS-120
MAPR-06 25-Jun-1997 ENGINEERING MAPR - bench model has never been calibrated or used
MAPR-07 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
20-Aug-1997 NEW BOARD - calibrations redone
Sep-1997 Ed Baker / R.BROWN (leg2) JDFR (N. Cleft) 2 CTD casts and deployed on Lavelle's short-term mooring (~5 days) at Pipe Organ vent
Nov-1997 Charlie Langmuir / MELVILLE SEPR ~185 lowerings (total, alternated MAPR-04 and -07 until -07 was lost) - rock cores and dredges -
lost MAPR-07 during this cruise - cruise was otherwise very successful
MAPR-07 was lost on a dredge during this cruise
MAPR-08 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sept-Nov 1997 Chris German / MARION DUFRESNE SWIR TOBI tows - one test tow (4hrs), two long tows (4-5 days each) - LSS lost on second tow
Chris German reported LSS was lost - cable unscrewed at LSS connector - cable at end cap was loose also - good data for ~24hrs
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-08 OK
throughout cruise
Aug-1998 Baker / R.BROWN (leg1) JDFR (Axial) short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) / JDFR (Axial) long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
WECOMA (recovery) covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108); field check on CTD cast at time of recovery (WECOMA criuse - Jun-1999)
Dec-1999 in lab neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
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MAPRsn Dates of Use Principal Investigator / Ship Location Operations/Use
Dec-1999 Calibrations (N, P, T) - Workbook updated in lab
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS EPR for use on AMS-120
12/11/2011 - 7:16 PM
Page 3 of 93
MAPRsn Dates of Use Principal Investigator / Ship Location Operations/Use
MAPR-09 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sept-Nov 1997 Chris German / MARION DUFRESNE SWIR 2 long TOBI tows (4-5 days each) - neph bracket or cable connectors loosened during both tows
(vibration)
Chris German reported LSS bracket screws loosened during first tow, LSS cable was coming unscrewed at both ends during second tow (data compromised)
Jan-1998 Jill Karsten / MELVILLE Chile Ridge 107 dredges, 20 wax cores - MAPR-04 flooded, neph problems with MAPR-09
Jill Karsten reported neph data quality concerns with MAPR-09 - later found neph bulkhead connector pins on top plate had corrosion
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-09 damaged and
not used after first tow
MAPR-09 neph bracket dangling after first tow - one neph bracket screws sheared off, one fell out and connectors had broken pins (not used after first tow)
Aug-1998 Baker / R.BROWN (leg1) JDFR (Axial) short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
noted that neph data from MAPR-09 (short term mooring) was questionable
Jan to Feb - 1999 Chris German / JAME CLARK ROSS East Scotia Ridge (S.Atlantic) TOBI tows and wax cores - MAPR-09 deployed on TOBI - suffered extensive vibration while ship
had to ride out a big storm, fine black powder inside pressure casing when recovered - did not
respond (broken wires from computer connector?)
Chris German reported MAPR-09 was suffered extensive vibrations after being deployed during a huge storm - MAPR would not respond when recovered
Dec-1999 in lab new neph connector on top plate; broken wires fixxed; battery cable connector replaced; neph
circuit ground jumper added; new coin cell battery; general regular maintenance (new hardware,
o-rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P, T) - Workbook updated in lab
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS EPR for use on AMS-120
MAPR-10 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sept-Nov 1997 Chris German / MARION DUFRESNE SWIR 2 long TOBI tows (4-5 days each) - no problems noted for MAPR-10
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-10 OK
throughout cruise (configuration error resulted in no data on first tow)
Aug-1998 Baker / R.BROWN (leg1) JDFR (Axial) short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) / JDFR (Axial) long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
WECOMA (recovery) covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108)
Dec-1999 in lab neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P, T) - Workbook updated in lab
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS EPR for use on AMS-120
MAPR-11 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sept-Nov 1997 Chris German / MARION DUFRESNE SWIR 2 long TOBI tows (4-5 days each) - no problems noted for MAPR-11
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-11 damaged and
not used after first tow
Aug-1998 Baker / R.BROWN (leg1) JDFR (Axial) short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) / JDFR (Axial) long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
WECOMA (recovery) covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108); MAPR-11 did not work
MAPR-11 did not work - no data recovered - apparent battery failure or configuration error - MAPR responded normally when tested
Dec-1999 in lab neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P, T) - Workbook updated in lab
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS EPR for use on AMS-120
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Page 4 of 93
MAPRsn Dates of Use Principal Investigator / Ship Location Operations/Use
MAPR-12 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sep-1997 Ed Baker / R.BROWN (leg2) JDFR (N. Cleft and Axial) 2 CTD casts and deployed on Lavelle's short-term mooring (~5 days) at Pipe Organ vent
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-12 OK
throughout cruise
Aug-1998 Baker / R.BROWN (leg1) JDFR (Axial) short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) / JDFR (Axial) long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
WECOMA (recovery) covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108)
Dec-1999 in lab neph data problems - EDD repair of neph circuit (Pat McLain); neph circuit ground jumper added;
new coin cell battery; general regular maintenance (new hardware, o-rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P) - Workbook updated in lab
MAPR-13 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T) in lab
Sept-Nov 1997 Chris German / MARION DUFRESNE SWIR 2 long TOBI tows (4-5 days each) - no problems noted for MAPR-13
March to April - 1998 Baker / MELVILLE SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-13 neph data
problems, but used throughout cruise for T and P data
MAPR-13 neph bracket dangling after first tow - screws fell out - neph data no good but MAPR used throughout cruise for T and P data
Aug-1998 Baker / R.BROWN (leg1) JDFR (Axial) short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) / JDFR (Axial) long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
WECOMA (recovery) covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108)
Dec-1999 in lab neph data problems - EDD repair of neph circuit (Pat McLain); neph circuit ground jumper added;
new coin cell battery; general regular maintenance (new hardware, o-rings, P sensor oil, etc.)
Dec-1999 Calibrations (N, P) - Workbook updated in lab
MAPR-14 Jun-1999 Calibrations (N, T) in lab NEW MAPRs from EDD - pressure cal in Pressure vessel at shop
(no pressure)
MAPR-15
(no pressure)
MAPR-16
(no pressure)
MAPR-17
(no pressure)
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Page 5 of 93
MAPRsn Dates of Use Principal Investigator / Ship Location Operations/Use
12/11/2011 - 7:16 PM
Page 6 of 93
MAPRsn Dates of Use Principal Investigator / Ship Location Operations/Use
MAPR-18
(no pressure)
MAPR-19
(no pressure)
MAPR-20
(no pressure)
MAPR-21
(no pressure)
MAPR-22
(no pressure)
MAPR-23
(no pressure)
MAPR-24 NEW MAPRs from EDD - pressure cal in Pressure vessel at shop
(pressure)
MAPR-25 NEW MAPRs from EDD - pressure cal in Pressure vessel at shop
(pressure)
MAPR-26 NEW MAPRs from EDD - pressure cal in Pressure vessel at shop
(pressure)
MAPR-27 NEW MAPRs from EDD - pressure cal in Pressure vessel at shop
(pressure) Jun-1999 Ed Baker / WECOMA JDFR (Axal) 1 CTD cast for field check; intended for long-term mooring; flooded on CTD cast - not deployed
MAPR-27 flooded during test CTD cast (V99B-10) during the 1999 WECOMA cruise
MAPR-28 NEW MAPRs from EDD - pressure cal in Pressure vessel at shop
(pressure)
12/11/2011 - 7:16 PM
Page 7 of 93
Dates of Use Principal Investigator / Ship MAPRsn Location Operations
Feb-1996 Dan Schierer MAPRs -01, -02 SE Indian Ridge - 42S88E to 33S78E 45 dredges, 48 rock cores (not sure how much each MAPR was actually used)
10-Jun-1996 MAPRs -01, -02 in lab Calibration - Neph only
16-Jul to 9 Aug - 1996 Bill Chadwick / DISCOVERER (last cruise) MAPRs -01, -02 JDFR (CoAx, N.Cleft), Escanaba, 7 AMS-60 tows (side scan sonar) - 75m above depressor weight (MAPR-01
N.Gorda was damaged on first tow)
30-Aug-1996 MAPRs -01, -02 in lab Calibration - Press only
Nov-1996 Rachel Haymon MAPRs -01, -02 SEPR 9 tows total => Argo, AMS, other - Both MAPRs used on all tows
May-1997 MAPRs -01, -02 in lab Calibrations - Neph, Temp, Press
May to Nov-1997 Catherine Mevel, Jean Luc Charlou, Philippe MAPRs -01, -02 SWIR dredges, rock cores, CTD hydorcasts - reported damage to neph cables,
Jean-Baptiste / MARION DUFRESNE connectors and loss of some data (esp. for MAPR-02)
01-Aug-1997 Jim Cowen / SHINKAI MAPR-03 EPR or SEPR 2 submersible dives: problems configuring MAPR so no data from first dive -
damaged on second dive
Sep-1997 Ed Baker / R.BROWN (leg2) MAPRs -4, -07, -12 JDFR (N. Cleft) on 2 CTD casts and deployed on Lavelle's short-term mooring (~5 days) at
Pipe Organ vent
Sept-Nov 1997 Chris German / MARION DUFRESNE MAPRs -05, -08, -09, -10, -11, -13 SWIR TOBI tows - one test tow (4hrs; M-08 and M-13), two long tows (4-5 days each) -
some damage to neph brackets, cables and connectors reported (M-05
damaged on first tow - neph bracket sheared off and LSS lost; M-08 LSS lost
on second tow; M-09 neph bracket screws or cable connectors loosened during
both tows)
Nov-1997 Charlie Langmuir / MELVILLE MAPRs -04, -07 SEPR ~185 lowerings (total, alternated MAPR-04 and -07 until -07 was lost) - rock
cores and dredges - MAPR-07 was lost during this cruise - cruise was
otherwise very successful
Jan-1998 Jill Karsten / MELVILLE MAPRs -04, -09 Chile Ridge 107 dredges, 20 wax cores - MAPR-04 flooded, neph problems with MAPR-09
March to April - 1998 Ed Baker / MELVILLE MAPRs -03, -05, -08, -09, -10, -11, -12, -13 SEPR 6 AMS-120 tows (~2 days each) and several CTD casts - damage to some
neph brackets and connectors during first tow (screws sheared off or backed
out), after securing screws better, no further problems; MAPRs -09 and -11
neph bracket screws sheared off and connectors had broken pins (not used
after first tow); MAPR-13 neph data no good from mid-way through first tow
(neph bracket fell off because screws backed out) but MAPR continued to be
used for P and T data during cruise.
Aug-1998 Ed Baker / R.BROWN (leg1) MAPRs -08, -09, -10, -11, -12, -13 JDFR (Axial) short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had
questionable neph data; also possibly on some CTD casts
Sep-1998 to June-1999 Ed Baker / R.BROWN (leg2 - deployment) / MAPRs -08, -10, -11, -12, -13 JDFR (Axial) long-term moorings - 1yr - MAPR-11 did not work; neph bracket screws badly
WECOMA (recovery) corroded (esp M-12) and some MAPRs covered with a brown slime (including
LSS lenses - esp MAPRs -11 and -12 deployed at mooring 98V108)
Sep-1998 Cornel DeRonde / SONNE MAPRs -03, -05 Kermadec Arc Volcanoes 4 box cores, 1 water pump station, 6 heat flow probe stations, 3 TV Grabs, 14
camera tows during cruise (deployments averaged 2-6 hours) - MAPR-05
mostly used - no problems noted
24 Alvin dives, 1 CTD cast - MAPR-05 did not work (tried on 2 dives); MAPR-
Dec-1998 to Jan-1999 Cornel DeRonde / ATLANTIS (Lupton cruise) MAPRs -03, -05 SEPR 03 used on 23 dives, 1 CTD cast
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Page 8 of 93
Dates of Use Principal Investigator / Ship MAPRsn Location Operations
Jan to Feb - 1999 Chris German / JAME CLARK ROSS MAPRs -01, -02, -09 East Scotia Ridge (S.Atlantic) TOBI tows and wax cores - MAPR-09 deployed on TOBI - suffered extensive
vibration while ship had to ride out a big storm, fine black powder inside
pressure casing when recovered - did not respond (broken wires from
computer connector?)
May-Jun 1999 MAPRs -14, -15, -16, -17, -18, -19, in lab and aboard WECOMA Calibrations - Neph, Temp, Press (NEW MAPRs delivered from EDD)
-20, -21, -22, -23, -24, -25, -26, 27, -
28
Jun-1999 to summer 2000 Ed Baker / WECOMA MAPRs -08, -10, -11, -12, -13 JDFR (Axial) Recovered MAPRs -08 through -13 (long-term moorings at Axial - 1 yr); MAPRs
MAPRs -14, -15, -16, -17, -18, -19, -14 through -28 deployed on CTD cast for field check (sta V99B-10); Deployed
-20, -21, -22, -23, -24, -25, -26, 27, - MAPRs -14 through -28 (except MAPR-27) for long term moorings at Axial;
28 MAPR-27 flooded
Dec-1999 MAPRs -01, -02, -03, -05, -08, -09, - in lab clean, refurbish MAPRs - added ground jumper to all neph circuits; repairs as
10, -11, -12, -13 necessary (MAPR-01, -02, -12, -13 problems with neph data; MAPR-09 needed
new neph connector in top plate, fixxed some broken wires, new connector for
battery pack); replaced stainless hardware, o-rings, changed Press sensor oil
Dec-1999 MAPRs -02, -03, -05, -08, -09, -10, - in lab Calibrations - Neph, Temp, Press ; Workbook updated
11, -12, -13
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS MAPRs -03, -05, -08, -09, -10, -11 EPR for use on AMS-120
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Page 9 of 93
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-01 Feb-1996 Dan Schierer
10-Jun-1996 Calibration (Neph only)
16-Jul to 9 Aug - 1996 Bill Chadwick / DISCOVERER (last cruise)
MAPR-01 damaged on first tow dur
30-Aug-1996 Calibration (Press only)
Nov-1996 Rachel Haymon
May-1997 Calibration (Neph, Press, Temp)
May to Nov-1997 Catherine Mevel, Jean Luc Charlou,
Philippe Jean-Baptiste / MARION
DUFRESNE
Catherine Mevel reported damage to ne
Dec-1998 Calibration (Temp, Neph)
Jan to Feb - 1999 Chris German / JAME CLARK ROSS
Chris German reported neph data w
Dec-1999
Location
SE Indian Ridge - 42S88E to 33S78E
in lab
JDFR (CoAx, N.Cleft), Escanaba,
N.Gorda
MAPR-01 damaged on first tow during Chadwick's cruise - no note of how it was damaged or what was done to repair it.
in lab
SEPR
in lab
SWIR
erine Mevel reported damage to neph cables, corrosion of neph connector pins and loss of some data (esp. with MAPR-02)
in lab
East Scotia Ridge (S.Atlantic)
Chris German reported neph data was different on downcasts/upcasts; also towards end of cruise it seemed to "get tired"
in lab
Operations/Use
45 dredges, 48 rock cores (MAPR-02 also sent, not sure how much either MAPR was actually
used)
7 AMS-60 tows (side scan sonar) - 75m above depressor weight - MAPR-01 damaged during first
tow, MAPR-02 used on all tows
dwick's cruise - no note of how it was damaged or what was done to repair it.
9 tows total => Argo, AMS, other - Both MAPRs used on all tows
dredges, wax cores, CTD hydorcasts
les, corrosion of neph connector pins and loss of some data (esp. with MAPR-02)
large T residuals for this cal - used coefficients anyway; Neph cal OK
TOBI tows and wax cores - MAPR-01 deployed on wax cores
rent on downcasts/upcasts; also towards end of cruise it seemed to "get tired"
neph data problems - EDD to repair neph circuit (Pat McLain)
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-02 Feb-1996 Dan Schierer
10-Jun-1996 Calibration (Neph)
16-Jul to 9 Aug - 1996 Bill Chadwick / DISCOVERER (last cruise)
30-Aug-1996 Calibration (Press)
Nov-1996 Rachel Haymon
May-1997 Calibration (Neph, Press, Temp)
May to Nov-1997 Catherine Mevel, Jean Luc Charlou,
Philippe Jean-Baptiste / MARION
DUFRESNE
Catherine Mevel reported damage to ne
Dec-1998 Calibration (Temp, Neph) - attempted
Jan to Feb - 1999 Chris German / JAME CLARK ROSS
Dec-1999
Dec-1999 Calibrations (N, P, T) - Workbook updated
Location
SE Indian Ridge - 42S88E - 33S78E
JDFR (CoAx, N.Cleft), Escanaba, N.
Gorda
SEPR
in lab
SWIR
erine Mevel reported damage to neph cables, corrosion of neph connector pins and loss of some data (esp. with MAPR-02)
in lab
East Scotia Ridge (S.Atlantic)
in lab
in lab
Operations/Use
45 dredges, 48 rock cores (MAPR-01 also sent, not sure how much either MAPR was actually
used)
7 AMS-60 tows (side scan sonar) - 75m above depressor weight - MAPR-01 damaged during first
tow, MAPR-02 used on all tows
9 tows total => Argo, AMS, other - Both MAPRs used on all tows
dredges, wax cores, CTD hydorcasts
les, corrosion of neph connector pins and loss of some data (esp. with MAPR-02)
large T residuals for this cal - coefficients not used; no data for Neph
TOBI tows and wax cores - MAPR-02 apparently not used
electronics do not slide easily in/out of pressure case - machine shop fixxed it, neph circuit ground
jumper added; new coin cell battery; general regular maintenance (new hardware, o-rings, P
sensor oil, etc.)
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-03 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
01-Aug-1997 Jim Cowen / SHINKAI
Jim Cowen reported damage to Neph brac
March to April - 1998 Baker / MELVILLE
Sep-1998 Cornel DeRonde / SONNE
Dec-1998 to Jan-1999 Cornel DeRonde / ATLANTIS (Lupton
cruise)
Dec-1999
Dec-1999 Calibrations (N, P, T) - Workbook updated
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS
Location
in lab
EPR or SEPR
wen reported damage to Neph bracket and Neph when manipulator sheared it off - connector on LSS was damaged, also cable
SEPR
Kermadec Arc Volcanoes
SEPR
in lab
in lab
EPR
Operations/Use
2 submersible dives: problems configuring MAPR so no data from first dive - damaged on second
dive
Neph when manipulator sheared it off - connector on LSS was damaged, also cable
6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-03 OK throughout
cruise
4 box cores, 1 water pump station, 6 heat flow probe stations, 3 TV Grabs, 14 camera tows during
cruise (deployments averaged 2-6 hours) - MAPR-03 used on 4 box cores, 1 water pump, 3 heat
flow probe sta's- no problems noted
24 Alvin dives, 1 CTD cast - MAPR-05 did not work (tried on 2 dives); MAPR-03 used on 23 dives,
1 CTD cast
neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
for use on AMS-120
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-04 25-Jun-1997 delivered from EDD (Floyd Mader)
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sep-1997 Ed Baker / R.BROWN (leg2)
Nov-1997 Charlie Langmuir / MELVILLE
Jan-1998 Jill Karsten / MELVILLE
Jill K
Location
in lab
JDFR (N. Cleft)
SEPR
Chile Ridge
Jill Karsten reported MAPR-04 flooded during this cruise
Operations/Use
2 CTD casts and deployed on Lavelle's short-term mooring (~5 days) at Pipe Organ vent
~185 lowerings (total, alternated MAPR-04 and -07 until -07 was lost) - rock cores and dredges -
lost MAPR-07 during this cruise - cruise was otherwise very successful
107 dredges, 20 wax cores - MAPR-04 flooded, neph problems with MAPR-09
reported MAPR-04 flooded during this cruise
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-05 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sept-Nov 1997 Chris German / MARION DUFRESNE
Chris German reported damage to Neph
March to April - 1998 Baker / MELVILLE
Sep-1998 Cornel DeRonde / SONNE
Dec-1998 to Jan-1999 Cornel DeRonde / ATLANTIS (Lupton
cruise)
Cornel DeRonde re
Dec-1999
Dec-1999 Calibrations (N, P, T) - Workbook updated
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS
Location
in lab
SWIR
German reported damage to Neph bracket (screws sheared off) and LSS lost on first tow- noted clamps slid down wire some
SEPR
Kermadec Arc Volcanoes
SEPR
Cornel DeRonde reported MAPR-05 did not work at all this cruise (tried on 2 Alvin dives)
in lab
in lab
EPR
Operations/Use
delivered from EDD (Floyd Mader)
used on one TOBI tow - damage to neph bracket, loss of LSS
t (screws sheared off) and LSS lost on first tow- noted clamps slid down wire some
6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-05 OK throughout
cruise
4 box cores, 1 water pump station, 6 heat flow probe stations, 3 TV Grabs, 14 camera tows during
cruise (deployments averaged 2-6 hours) - MAPR-05 used on 3 TV Grabs, 3 heat flow probe
sta's, 14 camera tows - no problems noted
24 Alvin dives, 1 CTD cast - MAPR-05 did not work (tried on 2 dives); MAPR-03 used on 23 dives,
1 CTD cast
MAPR-05 did not work at all this cruise (tried on 2 Alvin dives)
neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
for use on AMS-120
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-06 25-Jun-1997 ENGINEERING MAPR - bench model has never been calibrated or u
Location
odel has never been calibrated or used
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-07 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
20-Aug-1997
Sep-1997 Ed Baker / R.BROWN (leg2)
Nov-1997 Charlie Langmuir / MELVILLE
M
Location
in lab
JDFR (N. Cleft)
SEPR
MAPR-07 was lost on a dredge during this cruise
Operations/Use
delivered from EDD (Floyd Mader)
NEW BOARD - calibrations redone
2 CTD casts and deployed on Lavelle's short-term mooring (~5 days) at Pipe Organ vent
~185 lowerings (total, alternated MAPR-04 and -07 until -07 was lost) - rock cores and dredges -
lost MAPR-07 during this cruise - cruise was otherwise very successful
7 was lost on a dredge during this cruise
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-08 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sept-Nov 1997 Chris German / MARION DUFRESNE
Chris German reported LSS was lost - ca
Aug-1998 Baker / R.BROWN (leg1)
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) /
WECOMA (recovery)
Dec-1999
Dec-1999 Calibrations (N, P, T) - Workbook updated
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS
Location
in lab
SWIR
German reported LSS was lost - cable unscrewed at LSS connector - cable at end cap was loose also - good data for ~24hrs
JDFR (Axial)
JDFR (Axial)
in lab
in lab
EPR
Operations/Use
delivered from EDD (Floyd Mader)
TOBI tows - one test tow (4hrs), two long tows (4-5 days each) - LSS lost on second tow
crewed at LSS connector - cable at end cap was loose also - good data for ~24hrs
short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108); field check on CTD cast at time of recovery (WECOMA criuse - Jun-1999)
neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
for use on AMS-120
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-09 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sept-Nov 1997 Chris German / MARION DUFRESNE
Chris German reported LSS bracket screws loosened
Jan-1998 Jill Karsten / MELVILLE
Jill Karsten reported neph data quality con
March to April - 1998 Baker / MELVILLE
MAPR-09 neph bracket dangling after first tow - one n
Aug-1998 Baker / R.BROWN (leg1)
noted that ne
Jan to Feb - 1999 Chris German / JAME CLARK ROSS
Chris German reported MAPR-09 was suffered exten
Dec-1999
Dec-1999 Calibrations (N, P, T) - Workbook updated
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS
Location
in lab
SWIR
rted LSS bracket screws loosened during first tow, LSS cable was coming unscrewed at both ends during second tow (data co
Chile Ridge
sten reported neph data quality concerns with MAPR-09 - later found neph bulkhead connector pins on top plate had corrosion
SEPR
acket dangling after first tow - one neph bracket screws sheared off, one fell out and connectors had broken pins (not used aft
JDFR (Axial)
noted that neph data from MAPR-09 (short term mooring) was questionable
East Scotia Ridge (S.Atlantic)
ported MAPR-09 was suffered extensive vibrations after being deployed during a huge storm - MAPR would not respond when
in lab
in lab
EPR
Operations/Use
delivered from EDD (Floyd Mader)
2 long TOBI tows (4-5 days each) - neph bracket or cable connectors loosened during both tows
(vibration)
irst tow, LSS cable was coming unscrewed at both ends during second tow (data compromised)
107 dredges, 20 wax cores - MAPR-04 flooded, neph problems with MAPR-09
with MAPR-09 - later found neph bulkhead connector pins on top plate had corrosion
6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-09 damaged and
not used after first tow
acket screws sheared off, one fell out and connectors had broken pins (not used after first tow)
short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
from MAPR-09 (short term mooring) was questionable
TOBI tows and wax cores - MAPR-09 deployed on TOBI - suffered extensive vibration while ship
had to ride out a big storm, fine black powder inside pressure casing when recovered - did not
respond (broken wires from computer connector?)
brations after being deployed during a huge storm - MAPR would not respond when recovered
new neph connector on top plate; broken wires fixxed; battery cable connector replaced; neph
circuit ground jumper added; new coin cell battery; general regular maintenance (new hardware, o-
rings, P sensor oil, etc.)
for use on AMS-120
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-10 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sept-Nov 1997 Chris German / MARION DUFRESNE
March to April - 1998 Baker / MELVILLE
Aug-1998 Baker / R.BROWN (leg1)
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) /
WECOMA (recovery)
Dec-1999
Dec-1999 Calibrations (N, P, T) - Workbook updated
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS
Location
in lab
SWIR
SEPR
JDFR (Axial)
JDFR (Axial)
in lab
in lab
EPR
Operations/Use
delivered from EDD (Floyd Mader)
2 long TOBI tows (4-5 days each)
6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-10 OK throughout
cruise (configuration error resulted in no data on first tow)
short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108)
neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
for use on AMS-120
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-11 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sept-Nov 1997 Chris German / MARION DUFRESNE
March to April - 1998 Baker / MELVILLE
Aug-1998 Baker / R.BROWN (leg1)
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) /
WECOMA (recovery)
MAPR-11 did not work - no data recovere
Dec-1999
Dec-1999 Calibrations (N, P, T) - Workbook updated
Jan to May-2000 Dan Fornari / MELVILLE and ATLANTIS
Location
in lab
SWIR
SEPR
JDFR (Axial)
JDFR (Axial)
-11 did not work - no data recovered - apparent battery failure or configuration error - MAPR responded normally when tested
in lab
in lab
EPR
Operations/Use
delivered from EDD (Floyd Mader)
2 long TOBI tows (4-5 days each)
6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-11 damaged and
not used after first tow
short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108); MAPR-11 did not work
arent battery failure or configuration error - MAPR responded normally when tested
neph circuit ground jumper added; new coin cell battery; general regular maintenance (new
hardware, o-rings, P sensor oil, etc.)
for use on AMS-120
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-12 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sep-1997 Ed Baker / R.BROWN (leg2)
March to April - 1998 Baker / MELVILLE
Aug-1998 Baker / R.BROWN (leg1)
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) /
WECOMA (recovery)
Dec-1999
Dec-1999 Calibrations (N, P) - Workbook updated
Location
in lab
JDFR (N. Cleft and Axial)
SEPR
JDFR (Axial)
JDFR (Axial)
in lab
in lab
Operations/Use
delivered from EDD (Floyd Mader)
2 CTD casts and deployed on Lavelle's short-term mooring (~5 days)
6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-12 OK throughout
cruise
short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108)
neph data problems - EDD repair of neph circuit (Pat McLain); neph circuit ground jumper added;
new coin cell battery; general regular maintenance (new hardware, o-rings, P sensor oil, etc.)
MAPRsn Dates of Use Principal Investigator / Ship
MAPR-13 25-Jun-1997
July to Aug - 1997 Bench Testing and Calibrations (N, P, T)
Sept-Nov 1997 Chris German / MARION DUFRESNE
March to April - 1998 Baker / MELVILLE
MAPR-13 neph bracket dangling after first
Aug-1998 Baker / R.BROWN (leg1)
Sep-1998 to June-1999 Baker / R.BROWN (leg2 - deployment) /
WECOMA (recovery)
Dec-1999
Dec-1999 Calibrations (N, P) - Workbook updated
Location
in lab
SWIR
SEPR
3 neph bracket dangling after first tow - screws fell out - neph data no good but MAPR used throughout cruise for T and P data
JDFR (Axial)
JDFR (Axial)
in lab
in lab
Operations/Use
delivered from EDD (Floyd Mader)
TOBI tows - one test tow (4hrs), two long tows (4-5 days each)
6 AMS-120 tows (~2 days each) and several CTD casts - damage to some neph brackets during
first tow (screws sheared off or backed out, damage to connector pins); MAPR-13 neph data
problems, but used throughout cruise for T and P data
rews fell out - neph data no good but MAPR used throughout cruise for T and P data
short-term mooring for Bill Lavelle at Axial (~5 days) - MAPR-09 had questionable neph data;
also possibly on some CTD casts
long-term moorings - 1yr - neph bracket screws badly corroded (esp M-12) and some MAPRs
covered with a brown slime (including LSS lenses - esp MAPRs -11 and -12 deployed at mooring
98V108)
neph data problems - EDD repair of neph circuit (Pat McLain); neph circuit ground jumper added;
new coin cell battery; general regular maintenance (new hardware, o-rings, P sensor oil, etc.)
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use
MAPRsn Dates of Use Principal Investigator / Ship
Location
Operations/Use