Six Pyjama Nudibranchs, Chromodoris quadricolor (Ruppell & Leuckart, 1828), feeding on a black sponge. Sanganeb Reef, Sudan Red Sea, Indian Ocean, Africa.
                       
Halgerda willeyi (Eliot, 1904) nudibranchs. Sanganeb reef, Sudan Red Sea, Indian Ocean, Africa.
                       
Pyjama Nudibranch, Chromodoris quadricolor (Ruppell & Leuckart, 1828), feeding on the red sponge Latrunculia magnifica. Sanganeb Reef, Sudan Red Sea, Indian Ocean, Africa.
                       
Pyjama Nudibranch, Chromodoris quadricolor (Ruppell & Leuckart, 1828) on a black sponge. Sanganeb Reef, Sudan Red Sea, Indian Ocean, Africa
                       
The spiral egg mass of a Spanish Dancer nudibranch Hexabranchus sanguineus. Sanganeb reef, Sudan Red Sea, Indian Ocean, Africa.
                       
Nudibranch Phyllidia varicosa (Lamarck, 1801), Anilao, Luzon Island, Philippines.
                       
Sea Hare, Aplysiidae Sanganeb reef, Sudan Red Sea, Indian Ocean. Africa (1)
                       
Sea Hare, Aplysiidae Sanganeb reef, Sudan Red Sea, Indian Ocean. Africa
                       
Nudibranch Elysia ornata (Swainson, 1840), Sanganeb, Sudan Red Sea, Indian Ocean. Africa.
                       
Two Halgerda willeyi (Eliot, 1904) nudibranchs. Sanganeb reef, Sudan Red Sea, Indian Ocean, Africa
                       
Nudibranch Marionopsis cyanobranchiata (Ruppell & Leuckart, 1831) Sanganeb reef, Sudan Red Sea, Indian Ocean. Africa. Feeds on soft corals. This multi-gilled nudibranch is named after the colouration of its gills. Picture taken at night.
                       
Hypselodoris bullocki nudibranch on Polycarpa aurata Sea Squirt at night, Pulau Sipadan, Sabah, Borneo, Malaysia,
                       
Pyjama nudibranch (Chromodoris quadricolor) Sudan Red Sea Sanganeb Reef Feeding on a black sponge Thought to feed on substances exuded by the sponge
                       
spanish shawl
                       
Nudibranch in Rockpool
                       
Nudibranch on kelp
                       
Nudibranch, Spanish Dancer (2)
                       
Nudibranch, Spanish Dancer (1)
                       
Lemon Nudibranch
                       
Nudibranch, Palau
                       
Nudibranch (Risbecia tryoni)
                       
nudibranch on sponge
                       
Nudibranch, Mediterranean
                       
Nudibranch - Phyllidia varicosa