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.
Yellowfin Surgeonfish
One of the largest surgeonfishes, reaching 70 cm, identified by a bright yellow pectoral-fin patch and blue-ringed eyes; found in lagoons and bays across the Indo-Pacific and eastern Pacific.
reef
Pearlscale Butterflyfish
A western-Pacific butterflyfish with a cross-hatched pearly body and a bright orange rear and tail.
reef
Passer Angelfish
An eastern-Pacific angelfish with a dark blue body, a single white vertical bar, and a yellow tail.
reef
Racoon Butterflyfish
An Indo-Pacific butterflyfish with a black 'mask' over the eyes bordered by white and a broad yellow body.
reef
Semicircle Angelfish
A large Indo-Pacific angelfish; adults are greenish-brown with blue-speckled fins and blue face lines.
reef
Saddleback Butterflyfish
A large Indo-Pacific butterflyfish with a bold black 'saddle' patch edged in white on the upper rear body.
reef
Majestic Angelfish
A boldly patterned western-Pacific angelfish with orange body, blue-edged bands, and a blue lower body.
reef
Lemonpeel Angelfish
A small, bright yellow Pacific dwarf angelfish with a blue ring around the eye and blue edging on the fins.
reef
Klein's Butterflyfish
A golden-brown Indo-Pacific butterflyfish with a dark eye bar and dusky patches, common on many reefs.
reef
Blue Damselfish
A small, brilliant electric-blue damselfish that fiercely defends its patch of shallow Indo-Pacific reef.
reef
Yellow Longnose Butterflyfish
A bright yellow Indo-Pacific butterflyfish with a very long tweezer-like snout and a black eyespot near the tail.
reef
Ornate Butterflyfish
A showy Indo-Pacific butterflyfish with diagonal orange stripes across a white body and black-and-yellow face bands.
reef
Dwarf Lionfish
A compact, mottled lionfish with broad fan-like fins and venomous spines, ambushing prey on Indo-Pacific reefs.
reef
Bird Wrasse
An Indo-Pacific wrasse instantly recognized by its long, bird-like snout used to probe coral for prey.
reef
Picasso Triggerfish
A boldly patterned triggerfish with geometric blue, yellow, and black markings, common on shallow Indo-Pacific reef flats.
reef
Fiji Blue Devil
A striking blue-headed, yellow-bodied damselfish endemic to the coral reefs of Fiji and nearby South Pacific islands.
reef
Yellowtail Wrasse
A striking Indo-Pacific wrasse whose bright red spotted juveniles transform into green-blue adults with a yellow tail.
reef
Chinook Salmon
The largest of the Pacific salmon species, prized for its size, known for long river migrations that can exceed a thousand miles.
freshwater
Auriga Butterflyfish
A very common Indo-Pacific butterflyfish with cross-hatched white body, yellow rear, and often a trailing dorsal filament.
reefSpeckled Flounder
A small, left-eyed flatfish of the tropical eastern Pacific, named for the fine speckled pattern covering its upper body.
saltwater
Silverstripe Halfbeak
A slender halfbeak marked by a bright silver lateral stripe, found skimming the surface of tropical Indo-Pacific reef lagoons.
reef
Moon Wrasse
A fast-swimming green Indo-Pacific wrasse with pink-magenta facial streaks and a bright yellow crescent-moon tail.
reef
Golden Trevally
A bright golden-yellow jack, often banded as a juvenile, found around coral reefs and lagoons throughout the Indo-Pacific.
reef
Dolly Varden
A char of Pacific coastal rivers named for a colorfully dressed Dickens character, closely related to and often confused with Arctic Char.
freshwater