Phyllidiella rosans
Scientific Name: Phyllidiella rosans, English Name: Rosy phyllidia, Local Name: Sea Slug (সী স্ল্যাগ); Family: Phyllidiidae
Phyllidiella zeylanica
Scientific Name: Phyllidiella zeylanica , English Name: Ceylon nudibranch, Local Name: Sea Slug (সী স্ল্যাগ); Family: Phyllidiidae
Phyllidia marindica
Scientific Name: Phyllidia marindica, English Name: Not Known., Local Name: Sea Slug (সী স্ল্যাগ); Family: Phyllidiidae
Phyllidiella rudmani
Scientific Name: Phyllidiella rudmani, English Name: Not Known, Local Name: Sea Slug (সী স্ল্যাগ); Family: Phyllidiidae
Jorunna funebris
Scientific Name: Jorunna funebris, English Name: Polka-dot nudibranch, Local Name: Sea Slug (সী স্ল্যাগ); Family: Dorididae
Doriprismatica atromarginata
Scientific Name: Doriprismatica atromarginata, English Name: Black-margined nudibranch, Local Name: Sea Slug (সী স্ল্যাগ); Family: Chromodorididae
Sphyrna mokarran
Scientific Name: Sphyrna mokarran, English Name: Great hammerhead, Local Name: Hature hangor (হাতুড়ে হাঙ্গর); Family: Sphyrnidae
Sphyrna lewini
Scientific Name: Sphyrna lewini, English Name: Scalloped hammerhead, Kidney Headed Shark, Bronze Hammerhead, Local Name: Kaunna Hangor (কাউন্না হাঙ্গর), Haturi hangor (হাতুড়ি হাঙ্গর), Gol Kaunna (গোল কাউন্না), Juliamagar (জুলিয়া মাগার); Family: Sphyrnidae
Galeocerdo cuvier
Scientific Name: Galeocerdo cuvier, English Name: Tiger shark, Maneater shark, Leopard shark, Local Name: Bangha hangor (বাঘা হাঙ্গর); Family: Galeocerdonidae
Carcharhinus brevipinna
Scientific Name: Carcharhinus brevipinna, English Name: Spinner shark, Local Name: Not Known; Family: Carcharhinidae