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Zebra Mussel FAQs About Monitoring Early Detection of Zebra

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					    Zebra Mussel FAQs
     About Monitoring
Early Detection of Zebra Mussels in
Inland Waters by Citizen Volunteers




                                      1
           Zebra Mussels FAQs:
             What are They?


·   Small “D”-shaped clams
·   Dark brown and white stripes
·   Native to Caspian and Black seas
·   Arrived in Great Lakes in 1980s in the
    freshwater ballast of ships



                                             2
      Zebra Mussels FAQs:
         Why Concern?
·   Damage ecology of lakes and rivers
·   Colonize in thick mats on docks, boats,
    motors, and submerged rocks
·   Kill native mussels
·   Foul beaches with sharp shells and
    pungent odor
·   Compete with fish for food
·   Clog water supply pipes and boat engines


                                               3
   Zebra Mussel FAQs:




No known way to get rid of them!   4
                       Zebra Mussels FAQs:
                         Where Are They?




  Zebra Mussel Distribution
· Spread to many rivers and connected
     waters in eastern U.S.
· Found in inland lakes in only a
     few states
· Not spread far
· Thousands of lakes to protect
                                             5
        Zebra Mussels FAQs:
       What Do They Look Like?

·   Larvae (veligers) are microscopic
·   Very young feel like fine sandpaper
    on smooth surfaces, like boat hulls       Veliger

·   Grow to size of peppercorns
·   Can quickly form barnacle-like
    colonies
·   Adults over 1/2” long can
    reproduce
                                     Zebra mussel “peppercorn”
                                                            6
           Zebra Mussels FAQs:
          How Can They Spread?
·   Fouled boat hulls
·   Plants clinging to boat, motor,
    trailer and other equipment
    (zebra mussels can attach to
    plants)
·   Water in bait buckets, livewells,
    and other areas and equipment
    that hold water
·   Scuba gear

                                        7
 Zebra Mussels FAQs:
Who Can Spread Them?

·   Boaters and anglers
·   Sailboat users
·   Personal watercraft users
·   Recreational wild baitfish
    harvesters
·   Waterfowl hunters
·   Scuba divers
                                 8
           Zebra Mussel FAQs:
         How Can I Prevent Spread?
    BEFORE launching….BEFORE leaving:
·   Remove aquatic plants and animals
·   Drain lake or river water
·   Dispose of unwanted live bait on shore
·   Rinse boat and equipment with high
    pressure, hot water, if moored for more than
    a day, OR
·   Dry everything for at least 5 days
              Protect Your Property and
                Our Water Resources            9
        Zebra Mussels:
        How Can I Help?


·   Help build public awareness
·   Know threats posed
·   Learn to recognize
·   Become a volunteer monitor


                                  10
     Zebra Mussel Monitoring:
       Why Should I Help?
· Essential to success for prevention
   and control
· Implement containment measures
· Develop new control techniques
· Mitigate impacts on water users
· Because it’s our personal
  responsibility

                                        11
              Zebra Mussel
            Monitoring Program
                  - Option 1-
                 Water Sampling
· Sample kits (available on-loan in
  some states)
· Volunteers sample two times during
  summer, ship water samples to lab
  for analyses, and ship kit back
· Cost is about $100 per season
                                       Taking samples

                                                        12
              Zebra Mussel
            Monitoring Program
                   - Option 2 -
   Visual Inspection for Juveniles and Adults

· Visually inspect two times per season
· Examine pontoons, boat lifts, docks, &
  swimming platforms especially when
  removing for winter
· Can use PVC (4” dia. X 24” long) or
  brick tied to rope
· Always report effort whether you found
  zebra mussels or not
                                                13
     Resources for
Zebra Mussel Monitoring
Detecting Zebra Mussels video
             and
 Detecting Zebra Mussels: A
Monitoring Program for Citizens
       Contact MI Sea Grant, 517/353-5508




      Minnesota Zebra Mussel
      Watch: Volunteer Monitor
          Instruction Guide
         Contact MN Sea Grant, 218/726-8712
              or MNDNR, 651/297-4888
                                              14
Zebra Mussel Monitoring

        · Contributes to database
        · Maintains healthy ecosystems

        · Brings people together around
          a common interest
        · Fosters a sense of community
        · Provides an early warning
          program critical for resource
          protection
                                          15
Veliger Monitoring




                     16
Written and produced by
     Mike Klepinger
ANS Program Coordinator
   Michigan Sea Grant




    Insert Video

    Video written by
    Carol Swinehart
   Michigan Sea Grant

                          17

				
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posted:10/29/2011
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