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Species

Browsing 934 species. Use the filters below to narrow down.

Head And Tail Light Rasbora

Head And Tail Light Rasbora

Fish

Kottelatia brittani

A rare, monotypic rasbora relative with vivid caudal markings and a gentle nature.

Head-and-tail Light Tetra

Head-and-tail Light Tetra

Fish

Hemigrammus ocellifer

Two glowing spots, nose to tail. A classic community tetra that delivers every time.

Headstander

Headstander

Fish

Leporinus brunneus

A sleek South American characin from blackwater rivers, suited to spacious tanks.

Headstander

Headstander

Fish

Synaptolaemus latofasciatus

A boldly banded Orinoco headstander with a fascinating taxonomic backstory.

Helmet Catfish

Helmet Catfish

Fish

Cranoglanis bouderius

A hefty Chinese river catfish that doubles as a prized food fish in its homeland.

Hemiodus immaculatus

Hemiodus immaculatus

Fish

Hemiodopsis immaculatus

A fast-moving, peaceful schooler from Amazonian blackwater river systems.

Herotilapia multispinosa

Herotilapia multispinosa

Fish

Archocentrus multispinosus

A tough Central American cichlid with serious parenting instincts and surprising heat tolerance.

High-back Headstander

High-back Headstander

Fish

Abramites hypselonotus

A bottom-grazing oddball that swims nose-down and grows bolder with age.

Highfin Apisto

Highfin Apisto

Fish

Apistogramma hoignei

A dwarf cichlid from the Orinoco with cave-breeding instincts and complex taxonomic intrigue.

Hispaniolan Gambusia

Hispaniolan Gambusia

Fish

Gambusia hispaniolae

A tough livebearing minnow from Hispaniola's brackish spring habitats.

Hi-spot Rasbora

Hi-spot Rasbora

Fish

Rasbora dorsiocellata

A neat, small rasbora with a bold dorsal spot that catches the eye.

Homaloptera Hoffmani

Homaloptera Hoffmani

Fish

Liniparhomaloptera disparis

A tiny mountain stream hillstream loach with surprisingly bold territorial behavior.

Honey Blue-eye

Honey Blue-eye

Fish

Pseudomugil mellis

A tiny Australian rainbowfish from tannin-dark coastal wallum country.

Honey Gourami

Honey Gourami

Fish

Colisa lalia

A peaceful little labyrinth fish that puts on a show when romance is in the air.

Hoplo catfish

Hoplo catfish

Fish

Megalechis picta

A mud-burrowing South American catfish that breathes air and builds bubble nests.

Horadandia

Horadandia

Fish

Horadandia atukorali

A tiny Sri Lankan schooler best kept with equally small, gentle tankmates.

Horse Face Loach

Horse Face Loach

Fish

Acantopsis choirorhynchos

A burrowing, long-snouted loach that vanishes into the sand and rarely looks back.

Huanta Cory

Huanta Cory

Fish

Corydoras fowleri

A long-snouted cory with a feisty streak and surprisingly long lifespan.

Huber's Knife Livebearer

Huber's Knife Livebearer

Fish

Alfaro huberi

A sleek Central American livebearer built for fast, clear currents.

Humpback Limia

Humpback Limia

Fish

Limia nigrofasciata

A livebearing oddity from Haiti with a distinctive fatty hump on mature males.

Hump-head

Hump-head

Fish

Cyrtocara moorii

A big, blue, nuchal-humped cichlid that shadows bottom-sifters to steal their leftovers.

Imitator Cory

Imitator Cory

Fish

Corydoras imitator

A long-lived Rio Negro cory that schools with its color-alike cousins in the wild

Imperial White Collared Yellow Catfish

Imperial White Collared Yellow Catfish

Fish

Horabagrus nigricollaris

A peaceful yellow catfish with a bold dark collar and a mouth to respect.

Inca

Inca

Fish

Apistogramma baenschi

A beginner-friendly dwarf cichlid with big personality and bold crescent markings.

Indian Hill Trout

Indian Hill Trout

Fish

Barilius bendelisis

A fast-moving hill stream fish that needs bold tankmates and plenty of room.

Indian Maharaja Barb

Indian Maharaja Barb

Fish

Puntius sahyadriensis

A rare Indian hill-stream barb that truly shines when kept in a proper school.

Indigo Barb

Indigo Barb

Fish

Pethia setnai

A peaceful, school-loving barb from Goa's clear streams, perfect for community tanks.

Irian Rainbowfish

Irian Rainbowfish

Fish

Melanotaenia irianjaya

A rarely seen rainbowfish with an unusual fin shape that sets it apart from its cousins.

Isabelita Pleco

Isabelita Pleco

Fish

Hypancistrus debilittera

A compact, cave-dwelling pleco with a big attitude toward its own kind.

Isthmian Priapella

Isthmian Priapella

Fish

Priapella intermedia

A sleek Mexican livebearer that leaps clear of the water to catch insects.

Jack Dempsey

Jack Dempsey

Fish

Rocio octofasciata

A bold, brawling cichlid named after a boxing legend for good reason.

Jaguar Catfish

Jaguar Catfish

Fish

Liosomadoras oncinus

A boldly patterned nocturnal catfish that fiercely guards its chosen hideout.

Jaguar Loach

Jaguar Loach

Fish

Yasuhikotakia splendida

A rare Mekong loach with bold spots, yellow fins, and fascinating social rituals.

January Tetra

January Tetra

Fish

Hemigrammus hyanuary

A peaceful little tetra that looks like a stretched head-and-tail light fish.

Japanese medaka

Japanese medaka

Fish

Oryzias latipes

The first vertebrate to mate in space, now a rewarding nano fish for patient keepers.

Java Barb

Java Barb

Fish

Barbonymus gonionotus

A large, active schooling barb that needs space and robust tank companions.