Tell us about the sea slugs & nudibranchs in your country! There are currently 29,639 photos posted with 1,864 registered species. Search for nudibranchs by color more Newly arrived nudibranchs more Coryphellina pannae Ekimova, Deart, Antokhina, Mikhlina & Schepetov, 2022 Eubranchus sp.36 Decorifer insignis (Pilsbry, 1904) Eubranchus sp.35 Gastropteron sp. 8 Trapania euryeia Gosliner & Fahey, 2008 Trapania undulata Smirnoff, Donohoo & Gosliner, 2022 Trapania kamagong Smirnoff, Donohoo & Gosliner, 2022 Newly submitted photos more Phidiana bourailli (Risbec, 1928) Elysia pusilla (Bergh, 1872) Elysia flavipunctata Ichikawa, 1993 Mexichromis pusilla (Bergh, 1874) Phyllidia varicosa Lamarck, 1801 Goniobranchus sp. 2 Sagaminopteron ornatum Tokita & Baba, 1964 Costasiella paweli Ichikawa, 1993