Species
Browsing 3,374 species. Use the filters below to narrow down.
Guineafowl Puffer
FishArothron meleagris
A bold, intelligent puffer that will learn your face and test your corals.
Guinean Bichir
FishPolypterus ansorgii
A rare West African bichir that breathes air and grows impressively large.
Guinean Puffer
FishSphoeroides marmoratus
A hardy Atlantic puffer with a taste for crunching hard-shelled prey.
Gunther's Cichlid
FishChromidotilapia guntheri
A mouthbrooding West African cichlid with fascinating shared parental care.
Guppy
FishPoecilia reticulata
The world's most recognizable livebearer, and probably the easiest fish to breed.
Guppy
FishTomeurus gracilis
A tiny Venezuelan oddity that lays eggs despite fertilizing them internally.
Haddon's Carpet Anemone
InvertStichodactyla haddoni
A vast, velvety carpet anemone that hosts clownfish and dominates any reef bed.
Hairy Frogfish
FishAntennarius striatus
A master of disguise that fishes for its own meals using a built-in lure.
Hairy Mushroom Anemone
CoralRhodactis indosinensis
A fuzzy, forgiving mushroom coral that thrives where other corals struggle.
Hairy Puffer
FishPao baileyi
A sedentary ambush predator that saves its aggression for feeding time.
Haitian Cichlid
FishNandopsis haitiensis
A powerhouse cichlid from Hispaniola that takes no prisoners in the aquarium.
Halfbarred Goby
FishAmblygobius semicinctus
A peaceful, burrowing goby that tidies sandbed detritus in calm reef systems.
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.
Hancock's Amblydoras
FishAmblydoras hancocki
A schooling armored catfish with surprising survival tricks up its sleeve.
Hannelore's Killi
FishAphyosemion hanneloreae
A tiny Gabonese killifish that's surprisingly forgiving for beginners.
Haplochromis nyererei
FishPundamilia nyererei
A fiery Lake Victoria cichlid where male rivalry demands careful planning.
Haplochromis polli
FishCtenochromis polli
A compact Congo cichlid with fiery courtship colors and fascinating mouthbrooding behavior.
Haplochromis yellow black line
FishMylochromis melanonotus
A sand-dwelling Lake Malawi predator with a jaw that caused decades of taxonomic confusion.
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 Shark
FishLabeo cyclorhynchus
A boldly patterned Congo shark that demands its own territory and respect.
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.