Blacktail angelfish
Black tetra
Blacktip reef shark
Bloch's catfish
Blotched anthias
Blotched foxface
Blue-and-gold fusilier
Bluebanded goby
Blue devil damselfish
Blue-eyed redfin pleco
Blue-eye panaque
Blueface angelfish
Bluegill
Bluegirdle angelfish
Blue jack mackerel
Blue koran angelfish