Sydney’s Secret Underwater World

Port Jackson shark

Port Jackson shark Cabbage Tree Bay, Manly, Sydney NSW © Nays Baghai and Pete McGee

Common marine life: Port Jackson sharks, wobbegongs, giant cuttlefish, eastern blue groper, sting rays, weedy seadragons.

Top tip

You don’t have to scuba dive to see the marine life in Cabbage Tree Bay, encounters can easily be had simply swimming or snorkelling.

Red Seahorse at Chowder Bay, Sydney © Jayne Jenkins

Red Seahorse at Chowder Bay, Sydney © Jayne Jenkins 

Common marine life: seahorses, decorator crabs, frogfish, nudibranchs.

Did you know?

Scientists have installed ‘seahorse hotels’, small wire cages that provide sheltered habitat for the endangered species.

Weedy Seadragon, Kurnell, Sydney © Jayne Jenkins

Weedy Seadragon, Kurnell, Sydney © Jayne Jenkins

Common marine life: weedy seadragons, pygmy pipehorse, Port Jackson sharks, wobbegongs.

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Nudibranch Bare Island, Botany Bay, Sydney © Jayne Jenkins

Nudibranch Bare Island, Botany Bay, Sydney © Jayne Jenkins

Common marine life: nudibranchs, red Indian fish, eastern blue groper, seahorses, pygmy pipehorse.