Bat volute 
Batangas Halgerda 
Batwing slug 
Beaded lancetooth 
Bear paw clam 
Bearded Thorny Oyster 
Beau Vallon Magnificent Slug 
Beddomea albizonatus 
Berthellina citrina 
Big Auger 
Big Blue Octopus 
Bigfin reef squid 
Black Blob 
Black Nerite 
Black Nerite 
Black slug 
Black turban snail 
Black-and-gold Sapsucking Slug 
Black-margined Doriprismatica 
Black-spotted Triton 
Blacklip Abalone 
Blinking Snail 
Blue and Yellow Lined Slug 
Blue Dragon Nudibranch