Marine Life
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Magnificent Anemone
Heteractis magnifica
Divers often spot this anemone as a dramatic, dome-shaped “carpet” of flowing te...
Giant Anemone
Stichodactyla gigantea
This large anemone sprawls across sandy or rubble patches, with thick tentacles...
Bubble Tip Sea Anemone
Entacmaea quadricolor
Divers often spot this anemone as a colorful, rounded clump with distinctive “bu...
Golden Medusa
Mastigias papua
The Golden Medusa is a striking jellyfish with a warm golden hue and trailing te...
Thysanostoma thysanura
Thysanostoma thysanura
This species is a small, delicate-looking fish that can be easy to miss at first...
Australian Spotted Jellyfish
Phyllorhiza punctata
This jellyfish is recognizable by its broad, umbrella-like bell and scattered sp...
Caribbean Barrel Sponge
Xestospongia muta
A Caribbean Barrel Sponge can look like a living barrel or column on the reef, o...
Candle Sponge
Aplysina fistularis
Divers often notice this sponge as tall, finger-like tubes that can look like pa...
Pom Pom Xenia
Xenia umbellata
Xenia umbellata forms soft, branching clumps with many tiny “pom-pom” tips that...
Eastern Harlequin Shrimp
Hymenocera picta
This striking shrimp is famous for its bold patterning and its close relationshi...
Lemon Shark
Negaprion brevirostris
Lemon sharks are sturdy, curious sharks that often cruise close to the seafloor...
Porcupine Ray
Urogymnus asperrimus
Porcupine rays are large, flat-bodied rays that often rest on sandy or muddy bot...
California Sea Lion
Zalophus californianus
California sea lions are energetic, inquisitive swimmers that frequently patrol...
Leatherback
Dermochelys coriacea
Leatherbacks are the largest living sea turtles, with a leathery shell that look...
Olive Ridely
Lepidochelys olivacea
Olive ridleys are smaller sea turtles that can appear in groups, especially in a...
Lettuce Slug
Elysia ornata
The lettuce slug is a colorful sea slug that looks like a small, leafy patch dri...
Divided Flatworm
Pseudoceros dimidiatus
Divers often spot this striking flatworm gliding over reef surfaces, typically o...
Pseudobiceros hancockanus
Pseudobiceros hancockanus
This colorful flatworm is a small reef dweller that divers may spot on rocks, co...
Diamond-mask Sap-sucker
Costasiella kuroshimae
This tiny nudibranch is famous for its jewel-like appearance, with a distinctive...
Yellow-lipped Sea Krait
Laticauda colubrina
The Yellow-lipped Sea Krait is a sleek sea snake that divers may encounter cruis...
Laticauda laticaudata
Laticauda laticaudata
Laticauda laticaudata is a sea krait that divers might see near coastal reefs, o...
Bermuda Lobster
Panulirus argus
Divers often spot this spiny lobster tucked into rocky crevices and under ledges...
Australian Spiny Lobster
Panulirus cygnus
This species is a striking sight on reefs and rocky bottoms, with long spines an...
Brown Spiny Crawfish
Panulirus echinatus
Look for a well-camouflaged lobster-like crustacean that blends into reef rubble...