Giant Clams & the Environment Ron & Suzy Petersen.

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Presentation transcript:

Giant Clams & the Environment Ron & Suzy Petersen

Overview  Introduction  Giant clam biology  Life cycle  Giant Clam Farming  Giant clams and the environment  Q & A

Biology of the giant clam  Species  Lifespan  Size  Distribution  Symbiosis & Environment … Life cycle

Phases of giant clam culture Phases of giant clam aquaculture

Syringe sampling of clam gonad The larger the riper!

Collection of spawned eggs with plastic bag Eggs placed in clean bins

Eggs from smaller species Moving clam for spawning

Mantle tissue with zooxanthellae

Life cycle and aquaculture of giant clams 4 basic phases: hatchery, nursery, ocean nursery, & growout.

Cement raiseways - solar panels

Brood stock - Tridacna gigas

Tridacna gigas - Ready for spawn

Tridacna maxima- juveniles

Juveniles clam, > 500 per tray

Wau Island Location Mili 10 miles