Cladiella australis
Scientific Name: Cladiella australis, English Name: Southern soft coral, Local Name: Not Known.; Family: Cladiellidae
Nautilus pompilius
Scientific Name: Nautilus pompilius, English Name: Emperor nautilus, Pearly nautilus, Local Name: Sadok (সাদক), Boita hock (বৈটা হুক), Mukta shamuk (মুক্তা শামুক); Family: Nautilidae
Histioteuthis pacifica
Scientific Name: Histioteuthis pacifica, English Name: Cock-eyed squid, Local Name: Not Known; Family: Histioteuthidae
Sthenoteuthis oualaniensis
Scientific Name: Sthenoteuthis oualaniensis, English Name: Purpleback Flying squid, Local Name: Nuilla (নুইল্লা); Family: Ommastrephidae
Loliolus hardwickei
Scientific Name: Loliolus hardwickei, English Name: Baby squid, Little Indian Squid, Local Name: Choto nuilla (ছোট নুইল্লা), Pergi (পেরগি); Family: Loliginidae
Uroteuthis duvaucelii
Scientific Name: Uroteuthis duvaucelii, English Name: Indian squid, Local Name: Nuilla (নুইল্লা); Family: Loliginidae
Spirobranchus sp.
Scientific Name: Spirobranchus sp., English Name: Christmas tree worms, Local Name: Not Known; Family: Serpulidae
Sabellastarte spectabilis
Scientific Name: Sabellastarte spectabilis , English Name: Indian eather duster worm, Local Name: Not Known; Family: Sabellidae
Macrorhynchia sp.
Scientific Name: Macrorhynchia sp., English Name: Sea Fern, Stinging hydroids, Local Name: ; Family: Algaopheniidae
Haliclona oculata
Scientific Name: Haliclona oculata, English Name: Eyed finger sponge, Mermaids glove, Dead mans fingers, Local Name: Sponge (স্পঞ্জ); Family: Chalinidae