Sea Slugs in Guam 28 Diving Regions Browse Photos Shooting Location Loading... Loading shooting location... Failed to load location data. Top Diving Regions in Guam Piti Channel Explore 14 documented species in this region's diverse marine environments. 14 species Explore Blue Hole Explore 4 documented species in this region's diverse marine environments. 4 species Explore Barracuda Rock Explore 3 documented species in this region's diverse marine environments. 3 species Explore Spanish Steps Explore 2 documented species in this region's diverse marine environments. 2 species Explore ABT Explore 1 documented species in this region's diverse marine environments. 1 species Explore APRA Beach Explore 1 documented species in this region's diverse marine environments. 1 species Explore Sort by Popularity Sort Taxonomically Sort Alphabetically Phyllidia guamensis (Brunckhorst, 1993) Halgerda tessellata (Bergh, 1880) Phyllidiella pustulosa (Cuvier, 1804) Tubulophilinopsis gardineri (Eliot, 1903) Colpodaspis thompsoni G. H. Brown, 1979 Aplysia nigrocincta E. von Martens, 1880 Petalifera punctulata (Tapparone Canefri, 1874) Roboastra gracilis (Bergh, 1877) Asteronotus cespitosus (van Hasselt, 1824) Halgerda guahan Carlson & Hoff, 1993 Chromodoris aspersa (A. A. Gould, 1852) Doriprismatica atromarginata (Cuvier, 1804) Glossodoris cf. cincta (Bergh, 1888) Ardeadoris symmetrica (Rudman, 1990) Hypselodoris decorata (Risbec, 1928) Hypselodoris tryoni (Garrett, 1873) Thorunna halourga R. F. Johnson & Gosliner, 2001 Phyllidia carlsonhoffi Brunckhorst, 1993 Phyllidia elegans Bergh, 1869 Phyllidiella annulata (Gray, 1853) Phyllidiopsis xishaensis (G.-Y. Lin, 1983) Samla riwo (Gosliner & Willan, 1991) Nembrotha sp. 3 Elysia spp. Pteraeolidia semperi (Bergh, 1870) Phyllidiidae spp. Chromodorididae spp. Thuridilla sp. 8 «1» See all posts Location Correction How to use: Click the correct position on the map. Current Location Loading... Suggested Location Click on the map to select a position Reason for correction (optional):