Species
Browsing 1,508 species. Use the filters below to narrow down.
Harlequin Rasbora
FishTrigonostigma heteromorpha
A timeless community fish with a bold black wedge marking that never goes out of style.
Harrison's Pencilfish
FishNannostomus harrisoni
A rare, gentle pencilfish that thrives in groups and rewards patient keepers.
Hawaiian Kole
FishCtenochaetus hawaiiensis
A rare Pacific bristletooth with juveniles that look like a completely different fish.
Hawaiian Whitespotted Toby
FishCanthigaster jactator
A bold little Hawaiian puffer with a voracious appetite and plenty of personality.
Head And Tail Light Rasbora
FishKottelatia brittani
A rare, monotypic rasbora relative with vivid caudal markings and a gentle nature.
Head-and-tail Light Tetra
FishHemigrammus ocellifer
Two glowing spots, nose to tail. A classic community tetra that delivers every time.
Headband Humbug
FishDascyllus reticulatus
A bold little damselfish that claims coral heads as its personal territory.
Head Coral
CoralDipsastraea favus
A bold, geometric coral that brings reef-flat character to the home aquarium.
Hedgehog Coral
CoralEchinopora ashmorensis
A boldly sculptural reef coral with an unusual twisted, tubular growth form.
Hedgehog Coral
CoralEchinopora forskaliana
A knobby, pink reef builder with delicately sculptured corallites worth a close look.
Hedgehog Coral
CoralEchinopora fruticulosa
A branching, dome-forming coral with a distinctly spiny, sculptural look.
Hedgehog Coral
CoralEchinopora gemmacea
A versatile reef builder with a bumpy, hedgehog-like surface texture.
Hedgehog Coral
CoralEchinopora hirsutissima
A spiny, textured coral with a personality as bold as its surface.
Hedgehog Coral
CoralEchinopora horrida
A gnarly, branching coral that builds impressive colonies in sheltered reef zones.
Hedgehog Coral
CoralEchinopora mammiformis
Cream plates and ghostly blue corallites make this sprawling coral unmistakable.
Helfrich's Dartfish
FishNemateleotris helfrichi
A deep-reef gem that hovers and flicks its tall dorsal fin like a flag.
Helmet Catfish
FishCranoglanis bouderius
A hefty Chinese river catfish that doubles as a prized food fish in its homeland.
Herotilapia multispinosa
FishArchocentrus multispinosus
A tough Central American cichlid with serious parenting instincts and surprising heat tolerance.
Hidden Cup Coral
CoralPhyllangia americana
A shade-loving cup coral that thrives where other corals fear to go.
High-back Headstander
FishAbramites hypselonotus
A bottom-grazing oddball that swims nose-down and grows bolder with age.
Highfin Apisto
FishApistogramma hoignei
A dwarf cichlid from the Orinoco with cave-breeding instincts and complex taxonomic intrigue.
Hispaniolan Gambusia
FishGambusia hispaniolae
A tough livebearing minnow from Hispaniola's brackish spring habitats.
Honey Blue-eye
FishPseudomugil mellis
A tiny Australian rainbowfish from tannin-dark coastal wallum country.
Honeycomb Plate Coral
CoralPorites colonensis
A tiered plating coral with an understated, textural elegance that rewards patient keepers.
Hood Coral
CoralStylophora kuehlmanni
A spiny-branched Red Sea coral with tubular corallites and daytime-active tentacles.
Hood Coral
CoralStylophora madagascarensis
A compact, fast-branching SPS coral with subtle hood-tipped branches.
Hood Coral
CoralStylophora mamillata
A compact encrusting coral built for vertical reef walls and high-flow zones.
Hood Coral
CoralStylophora wellsi
A compact, knobby branching coral from wave-swept Red Sea shallows.
Hoplo catfish
FishMegalechis picta
A mud-burrowing South American catfish that breathes air and builds bubble nests.
Horned Bannerfish
FishHeniochus chrysostomus
A bold-banded bannerfish with a dramatic dorsal fin and reef-roaming habits.
Horned Bannerfish
FishHeniochus varius
A deep-reef oddity with a hump, horns, and bold black-and-white contrast.
Horse Face Loach
FishAcantopsis choirorhynchos
A burrowing, long-snouted loach that vanishes into the sand and rarely looks back.
Hovering Zebra Loach
FishYunnanilus cruciatus
A tiny Vietnamese loach that hovers in open water, unlike most of its relatives.
Huanta Cory
FishCorydoras fowleri
A long-snouted cory with a feisty streak and surprisingly long lifespan.
Huber's Knife Livebearer
FishAlfaro huberi
A sleek Central American livebearer built for fast, clear currents.
Humbug Dascyllus
FishDascyllus aruanus
Bold black-and-white stripes with a personality to match. Reef tough.