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Ghost Fishing

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					Ghost Fishing
       What is Ghost Fishing?

 Abandoned     or
  lost fish nets
 Fish get
  entangled
 Almost invisible
  in dim light
 Travelling  of nets
 Deformity of nets
 Nets restrict
  movement
Traps and Pots
    Some Animals Being Harmed
 Fish
 Dolphins
 Sea turtles
 Sharks
 Dugongs------->
 Crocodiles
 Seabirds
 Crabs
 Occasional
  Human Diver
 30% of annual catch dies from ghost
  fishing
 World becomes aware in 1985
 Against the law
 640 000 tonnes of discraded fishing gear
        Chesapeake Bay, U.S.A

 150 000
 crab pots
 out of
 500 000
 pots are
 lost each
 year
Causes

     Weather
     Costof retrieval
     Vandalism/theft
            “The Cycle”
 Traps  become self-baiting
 Fish get trapped, than more get
  trapped, eventually net becomes full
  killing hundreds or even thousands of
  fish in a single net!
 That’s a BIG deal
                  Gill nets
 Anchored   to
  seabed
 Should be
  checked every
  couple days
 If not, the net
  sinks
         Three Main Ways of
             Reduction
   1) reduce likely hood of fishing gear being
    lost or dumped at sea

   2)promote biodegradable material

   3)Make it easier to track and recover gear.
           French Government
   Offered reward for
    ghost nets

   People Vandalized
    other peoples nets,
    project was ended
                Conclusion
 Rewards!
 Frustrating
  problem
 New technology
Any   Questions?

				
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posted:2/9/2012
language:English
pages:14