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.
Sailfin Snapper
The sailfin snapper is a striking Indo-Pacific reef fish with blue diagonal stripes, yellow fins, and a tall, flowing dorsal fin, often seen over sand patches near coral reefs.
reef
Cherry Barb
A small, slender freshwater fish whose males flush a deep cherry-red color, especially during breeding, while both sexes show a dark horizontal stripe running along the body.
freshwater
Six Line Wrasse
The Six Line Wrasse is a small, brightly colored reef fish with six narrow orange stripes running along a purple-blue body and a black spot near the tail, often darting through coral rubble.
reef
Odessa Barb
A small, vividly colored barb popularized in the aquarium trade, the Odessa barb's males show a brilliant red mid-body stripe against silvery-gold flanks, especially intense during courtship displays.
freshwater
Licorice Gourami
A tiny, secretive Sumatran blackwater specialist with a dark body crossed by iridescent turquoise stripes and red-edged fins, one of several closely related "licorice gourami" species from acidic peat swamps.
freshwater
Yellowtail Snapper
A slender Caribbean reef fish with a bold golden stripe running from snout to its deeply forked yellow tail. Often seen swimming in open water above reefs rather than hugging the bottom.
reef
Pacific Anchovy
A small, slender schooling fish abundant along the eastern Pacific coast from Canada to Baja California, the Pacific Anchovy is a key forage species known for its long snout and prominent silvery lateral stripe.
pelagic
African Tiger Fish
A ferocious, fast-swimming predator of southern and eastern African rivers, armed with prominent interlocking teeth and known for spectacular aerial strikes on prey.
freshwater
Coho Salmon
A mid-sized Pacific salmon known as silver salmon for its bright, metallic ocean coloration, popular among anglers for its aggressive strikes.
freshwater
Sawfish
A critically endangered ray with a long, tooth-lined snout resembling a saw, used to detect and strike schooling fish in shallow tropical waters.
cartilaginous
Giant Trevally
The largest of the trevallies, a powerful, deep-bodied predator of Indo-Pacific reefs and lagoons known for its steep head profile and ferocious ambush strikes.
reef
Black Swallower
A small deep-sea fish renowned for an extraordinarily distensible stomach that lets it engulf prey several times its own body length and mass in a single strike.
deepsea