Giant Clams&

the Environment

Ron & Suzy Petersen

Overview

Introduction

Giant clam biology

Life cycle

Giant Clam Farming

Giant clams and the environment

< Film >

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 IslandLocation

Mili

10 miles