Opisthobranchs Gallery

A beautiful nudibranch crawls slowly across a reef

A beautiful nudibranch (Hypselodoris bullocki) crawls slowly across a reef in Indonesia. This tropical region, within the Coral Triangle, is home to an incredible variety of marine life

© Ethan Daniels/Stocktrek Images

Animal, Animal Themes, Animals In The Wild, Aquatic, Biodiversity, Bullocks Hypselodoris, Cerata, Chromodorididae, Close Up, Color Image, Colorful, Coral Triangle, Crawling, Day, Directly Above, Dorid Nudibranch, Ecosystem, Extreme Close Up, Gastropod, Habitat, Horizontal, Hypselodoris Bullockii, Indonesia, Invertebrate, Living Organism, Macro, Marine Biology, Mollusk, Multi Colored, Nature, No People, Nudibranch, Ocean, Opisthobranch, Outdoors, Pacific Ocean, Photography, Purple, Reef, Rhinophore, Science, Sea, Sea Life, Sea Slugs, Seascape, Southeast Asia, Tropical Climate, Undersea, Underwater, Vibrant, Wilderness, Wildlife, Zoology

A colorful nudibranch crawls slowly across a reef

A colorful nudibranch (Nembrotha kubaryana) crawls slowly across a reef near the island of Sulawesi, Indonesia. This beautiful, tropical region is home to an incredible variety of marine life

© Ethan Daniels/Stocktrek Images

Animal Markings, Animal Pattern, Animal Themes, Animals In The Wild, Aquatic, Biodiversity, Black, Close Up, Color Image, Colorful, Crawling, Directly Above, Dorid Nudibranch, Ecosystem, Gastropod, Green, Habitat, Horizontal, Indonesia, Invertebrate, Living Organism, Macro, Marine Biology, Mollusk, Multi Colored, Nature, Nembrotha Kubaryana, Neon, No People, Nudibranch, Ocean, One Animal, Opisthobranch, Orange, Outdoors, Pacific Ocean, Pattern, Photography, Rhinophore, Science, Sea, Sea Life, Sea Slugs, Southeast Asia, Species, Striped, Sulawesi, Undersea, Underwater, Wilderness, Wildlife, Zoology

A pair of Mexichromis nudibranch circle each other trying to mate

A pair of nudibranchs (Mexichromis sp.) circle each other trying to mate in Komodo National Park, Indonesia. This beautiful area harbors extraordinary marine biodiversity and is a popular destination for divers and snorkelers

© Ethan Daniels/Stocktrek Images

Animal Behavior, Animal Markings, Animal Themes, Animals In The Wild, Biodiversity, Biology, Cerata, Color Image, Coral Triangle, Detail, Dorid Nudibranch, Ecology, Gastropod, Habitat, Horizontal, Indonesia, Invertebrate, Komodo, Komodo National Park, Lesser Sunda Islands, Macro, Mating, Mexichromis, Mollusk, Nature, No People, Nudibranch, Ocean, Opisthobranch, Outdoors, Pacific Ocean, Pattern, Photography, Purple, Reproduction, Science, Sea, Sea Life, Sea Slugs, Southeast Asia, Symbiosis, Two Animals, Undersea, Underwater, Wilderness, Wildlife, Zoology