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Perth and Rottnest Island (Wadjemup) Marine Life & Wildlife Guide

Wildlife · Destination Guide

Perth and Rottnest Island (Wadjemup)

City beaches, island reefs, and snorkel trails in the Indian Ocean

Updated Jan 23, 2026 • 18 sources

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Wildlife In Perth and Rottnest Island (Wadjemup)

Browse the full species list linked to approved dive spots in Perth and Rottnest Island (Wadjemup).

Photo of Wrasse

saltwater-fishes

Wrasse

5 linked spots

crab on rock

crustaceans

Crab

4 linked spots

Photo of Nudibranch

Nudibranch

4 linked spots

green and black fish in body of water

Stingrays

4 linked spots

Photo of Wobbegong

Wobbegong

4 linked spots

Photo of Octopus

Octopus

3 linked spots

brown octopus swimming under the sea

Cuttlefish

2 linked spots

Green sea turtle ( Chelonia mydas ), Moorea, French Polynesia

Green Turtle

Chelonia mydas

2 linked spots

Photo of Sand Tiger Shark

Sand Tiger Shark

Carcharias taurus

2 linked spots

Photo of Squid

Squid

2 linked spots

a yellow and black spotted fish in an aquarium

saltwater-fishes

Boxfish

Ostraciidae (family)

1 linked spots

Photo of Catfish

freshwater-fishes

Catfish

1 linked spots

Photo of Common Seahorse

seahorses-and-pipefishes

Common Seahorse

Hippocampus kuda

1 linked spots

Photo of Grouper/Basslets

saltwater-fishes

Grouper/Basslets

1 linked spots

Photo of Shrimp

Shrimp

1 linked spots

Photo of Snapper

saltwater-fishes

Snapper

1 linked spots

a blue and white fish in an aquarium

saltwater-fishes

Triggerfish

1 linked spots