Fish Encyclopedia
Search and identify 1,000+ fish species — freshwater, saltwater, reef, and pelagic — with habitat, size, diet, behavior, and how to tell them apart.
Boxfish
A rigid, box-shaped Indo-Pacific reef fish encased in fused bony plates; juveniles are bright yellow with black spots, dulling to olive-grey tones as adults.
reef
Rainbow Parrotfish
The largest parrotfish in the Caribbean, displaying a striking blend of blue-green and orange coloration and playing a key role in reef sand production and algae control.
reefSeamoth
A small, armor-plated bottom-dweller with wing-like pectoral fins, the Seamoth crawls across sandy Indo-Pacific seafloors using its fins almost like legs.
saltwater
Gulf Menhaden
A deep-bodied, oily-scaled herring relative that forms enormous schools in Gulf of Mexico estuaries, playing a major role as a forage fish in coastal food webs.
brackish
Corydoras
A small, armored bottom-dwelling catfish native to South American streams, Corydoras species are recognized by their rows of bony plates, paired barbels, and constant substrate-sifting behavior in search of food.
freshwater
Brown Surgeonfish
A small, plain brown Indo-Pacific tang that is nonetheless one of the most abundant algae-grazing reef fish, playing a key role in controlling reef algal growth.
reef