Species
Browsing 2,796 species. Use the filters below to narrow down.
Halfmoon Angelfish
FishPomacanthus maculosus
A bold, large-growing angel that thrives where other reef fish fear to tread.
Halfmoon Butterflyfish
FishChaetodon lunula
A bold, raccoon-masked butterflyfish that prowls reefs after dark.
Half-striped Penguin Tetra
FishThayeria ifati
The rarest penguin tetra, with a boldly defined tail stripe and colorful fin tips.
Hammer Coral
CoralEuphyllia ancora
Beautiful LPS coral that throws out aggressive sweeper tentacles after dark.
Hammer Coral
CoralFimbriaphyllia ancora
Flowing, hammer-shaped tentacles give this LPS coral a striking, anemone-like presence.
Hampala Barb
FishHampala macrolepidota
A two-foot predatory barb that's more river monster than aquarium fish.
Hannelore's Killi
FishAphyosemion hanneloreae
A tiny Gabonese killifish that's surprisingly forgiving for beginners.
Happy
FishCopadichromis azureus
A peaceable Malawi cichlid that builds sand nests and dazzles with intense color.
Hardback King Pleco
FishGlyptoperichthys joselimaianus
A hefty Amazonian pleco that breathes air and rules the tank bottom.
Harlequin Rasbora
FishTrigonostigma heteromorpha
A timeless community fish with a bold black wedge marking that never goes out of style.
Harlequin Shrimp
InvertHymenocera picta
A boldly patterned reef shrimp with a surprisingly specialized appetite.
Harlequin Sulawesi Shrimp
InvertCaridina woltereckae
A boldly patterned Sulawesi shrimp that brings serious color to a nano tank.
Harrison's Pencilfish
FishNannostomus harrisoni
A rare, gentle pencilfish that thrives in groups and rewards patient keepers.
Hatchetfish
FishCarnegiella strigata strigata
A tiny, peaceful surface-dweller with a deep-keeled body unlike any other tetra.
Hawaiian Hermit
InvertCalcinus laevimanus
A tiny reef cleaner with bold zebra-striped legs and a peaceful attitude.
Hawaiian Kole
FishCtenochaetus hawaiiensis
A rare Pacific bristletooth with juveniles that look like a completely different fish.
Hawaiian Plate Coral
CoralLeptoseris hawaiiensis
A low-light reef wall dweller that thrives where most corals won't venture.
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.
Hedge Carnation Coral
CoralGersemia fruticosa
A cold-water soft coral that brings polar ocean character to the specialty tank.
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.
Henle's Freshwater Stingray
FishPotamotrygon henlei
A bold, boldly patterned river predator that demands respect and serious space.
Herotilapia multispinosa
FishArchocentrus multispinosus
A tough Central American cichlid with serious parenting instincts and surprising heat tolerance.
Herzog's Killi
FishAphyosemion bochtleri
A dainty rainforest killifish with a surprisingly forgiving temperament for beginners.
Herzog's Killi
FishAphyosemion herzogi
A cool-water forest killi that stays small and rewards patient spawners.