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Species

Browsing 807 species. Use the filters below to narrow down.

Helfrich's Dartfish

Helfrich's Dartfish

Fish

Nemateleotris helfrichi

A deep-reef gem that hovers and flicks its tall dorsal fin like a flag.

Henle's Freshwater Stingray

Henle's Freshwater Stingray

Fish

Potamotrygon henlei

A bold, boldly patterned river predator that demands respect and serious space.

Honeycomb Loach

Honeycomb Loach

Fish

Leptobotia taeniops

A sociable Chinese loach with a bold personality and a taste for company.

Honey Gourami

Honey Gourami

Fish

Trichogaster chuna

A spitting, bubble-building gourami that rewards keepers who give it company.

Hovering Zebra Loach

Hovering Zebra Loach

Fish

Micronemacheilus cruciatus

A tiny Vietnamese loach that hovers in midwater and thrives in groups

Hovering Zebra Loach

Hovering Zebra Loach

Fish

Yunnanilus cruciatus

A tiny Vietnamese loach that hovers in open water, unlike most of its relatives.

Humpback Grouper

Humpback Grouper

Fish

Cromileptes altivelis

A boldly spotted predator that actually begs at the glass for food.

Humpback Puffer

Humpback Puffer

Fish

Pao palembangensis

A freshwater puffer from Southeast Asia with serious teeth and serious attitude.

Ibanorum Betta

Ibanorum Betta

Fish

Betta ibanorum

A blackwater mouthbrooder from Borneo that rewards patient, dedicated keepers.

Indawgyi Stream Catfish

Indawgyi Stream Catfish

Fish

Akysis prashadi

A pint-sized Myanmar catfish that vanishes into the sand, barbels first.

Indian Chaca

Indian Chaca

Fish

Chaca chaca

A living lure: the ambush catfish that fishes for its own dinner.

Indian Glassfish

Indian Glassfish

Fish

Chanda ranga

A ghostly glass fish from Asian rivers, delicate but endlessly fascinating.

Indian Glass Perch

Indian Glass Perch

Fish

Parambassis ranga

A living x-ray fish whose transparent body reveals its skeleton and organs.

Indian Ricefish

Indian Ricefish

Fish

Oryzias dancena

A tiny, peaceful ricefish that carries its eggs like a living clutch before planting them.

Indigo Dartfish

Indigo Dartfish

Fish

Ptereleotris heteroptera

A devoted reef pair that hovers gracefully above their shared burrow.

Indigo Hamlet

Indigo Hamlet

Fish

Hypoplectrus indigo

A reef-dwelling hamlet with bold indigo patterning and a surprisingly easygoing nature.

Indochinese Needlefish

Indochinese Needlefish

Fish

Xenentodon canciloides

A freshwater needlefish that's calmer than its needle-filled grin suggests.

Indonesian Snakehead

Indonesian Snakehead

Fish

Channa micropeltes

A genuinely massive predator that outgrows most home aquariums before you know it.

Iridescent Cardinalfish

Iridescent Cardinalfish

Fish

Pristiapogon kallopterus

A subtly shimmering cardinalfish that thrives where many marines struggle.

Iridescent Killifish

Iridescent Killifish

Fish

Aphanius mento

A feisty Middle Eastern killifish best kept as a conservation project.

Jae Barb

Jae Barb

Fish

Barbus jae

A tiny, jewel-toned African barb best kept in a species-focused setup

Jaguar Cichlid

Jaguar Cichlid

Fish

Parachromis managuensis

A bold, personable predator that owns every tank it inhabits.

Jaguar Guapote

Jaguar Guapote

Fish

Parachromis motaguensis

A bold Central American predator that holds its own against anything in the tank.

Jaintia Hills

Jaintia Hills

Fish

Dario kajal

Tiny scarlet predator from India's hill streams, big on attitude.

Japanese Sea Nettle

Japanese Sea Nettle

Invert

Chrysaora pacifica

A striking open-water predator that demands a very specialized setup.

Javan Ricefish

Javan Ricefish

Fish

Oryzias javanicus

A surface-dwelling ricefish with surprisingly complex spawning behavior, rarely seen for sale.

Jonklaas's Loach

Jonklaas's Loach

Fish

Lepidocephalichthys jonklaasi

A rare Sri Lankan loach hidden beneath leaf litter, seldom seen in the hobby.

Kabili Bumblebee Goby

Kabili Bumblebee Goby

Fish

Brachygobius kabiliensis

Tiny bumblebee-patterned goby from Borneo's mangroves, surprisingly manageable for new keepers.

Katvis

Katvis

Fish

Pimelodus ornatus

A bold, predatory catfish with toxic spines and serious schooling instincts.

Killifish

Killifish

Fish

Austrolebias adloffi

A tiny annual killifish that races through its entire life cycle in months.

Krabi Mouth Brooding Betta

Krabi Mouth Brooding Betta

Fish

Betta simplex

A rare mouth-brooding betta from Thailand's limestone streams, peaceful by betta standards.

Krauss' Basketmouth

Krauss' Basketmouth

Fish

Caquetaia kraussii

A predatory Colombian cichlid that lurks in swamps and ambushes its prey.

Kuhli Loach

Kuhli Loach

Fish

Pangio cuneovirgata

A rare kuhli lookalike from blackwater peat swamps, seldom seen outside expert collections.

Kuhli Loach

Kuhli Loach

Fish

Pangio filinaris

A slender, plain-bodied eel loach from the forested streams of peninsular Malaysia.

Kuhli Loach

Kuhli Loach

Fish

Pangio malayana

A slender kuhli loach relative that travels incognito in mixed shipments

Kuhli Loach

Kuhli Loach

Fish

Pangio piperata

A speckled, secretive kuhli loach that turns up as a mystery in mixed shipments.