Species
Browsing 958 species. Use the filters below to narrow down.
Julii Cory
FishCorydoras julii
A spotted little catfish that blinks, breathes air, and belongs in every peaceful community.
Julii Cory
FishCorydoras trilineatus
Commonly sold as julii cory, this peaceful armored catfish is a beginner-friendly gem.
Jumbie Teta
FishAncistrus cf cirrhosus
The bristlenose catfish: a compact, algae-grazing workhorse with a face only a hobbyist could love.
Jumbo Cory
FishCorydoras multiradiatus
A large, long-snouted cory with a fascinating air-breathing trick up its sleeve.
Jutai
FishApistogramma sp. "Kelleri"
A mouthbrooding dwarf cichlid with a remarkably flexible approach to raising its young.
Kabili Bumblebee Goby
FishBrachygobius kabiliensis
Tiny bumblebee-patterned goby from Borneo's mangroves, surprisingly manageable for new keepers.
Kampango
FishBagrus meridionalis
A giant Lake Malawi catfish with one of the most complex social lives in freshwater.
Kane's cory
FishCorydoras kanei
A small, spotted cory from blackwater rivers that breathes air and charms beginners.
Katvis
FishPimelodus ornatus
A bold, predatory catfish with toxic spines and serious schooling instincts.
King Conch
InvertAliger gigas
A gentle giant of the seafloor, with one of the most iconic shells in the ocean.
Knob Coral
CoralDipsastraea danai
A bottom-dwelling Pacific coral that rewards patient, intermediate-level reef keepers.
Knobnose Whiptail Catfish
FishHemiodontichthys acipenserinus
The only catfish where dad carries the eggs on his lips.
Kole Tang
FishCtenochaetus strigosus
A Hawaiian reef cleaner that scrubs algae with its uniquely bristled teeth.
Kribensis
FishPelvicachromis subocellatus
A cave-spawning dwarf cichlid whose females put on a dazzling courtship display.
Kubuna Hardyhead
FishCraterocephalus randi
A slender, active schooler from the clear streams of New Guinea.
Kuhli Loach
FishPangio kuhlii
The eel-like bottom dweller that disappears for weeks and reappears at midnight.
Kuhli Loach
FishPangio cuneovirgata
A rare kuhli lookalike from blackwater peat swamps, seldom seen outside expert collections.
Kuhli Loach
FishPangio filinaris
A slender, plain-bodied eel loach from the forested streams of peninsular Malaysia.
Kuhli Loach
FishPangio malayana
A slender kuhli loach relative that travels incognito in mixed shipments
Kuhli Loach
FishPangio piperata
A speckled, secretive kuhli loach that turns up as a mystery in mixed shipments.
Kuhli Loach
FishPangio sp. "PAN03"
A mystery kuhli loach from Borneo that science hasn't named yet.
Kuiter's Wrasse
FishMacropharyngodon kuiteri
A boldly patterned reef wrasse that thrives in small, active groups.
Kumakuma
FishBrachyplatystoma filamentosum
One of the largest freshwater fish on Earth, and reportedly a danger to humans.
L12
FishAncistomus feldbergae
A rock-dwelling Xingu pleco that grazes algae by night and hides by day.
L128
FishHemiancistrus sp
A spot-patterned Orinoco pleco with a taxonomic identity that's still up for debate.
L200
FishBaryancistrus demantoides
A territorial Venezuelan pleco with vivid spots and a noticeably tall dorsal fin.
L234
FishMegalancistrus sp. "L234"
A massive, aggressive pleco from eastern Brazil that demands respect and space.
L239
FishBaryancistrus beggini
A tiny, dark-bodied pleco with an iridescent blue sheen from Guyana Shield rapids.
L260
FishHypancistrus sp. "L260"
A fine-patterned Tapajós pleco that breeds readily and stays compact.
Lacrimostigmata Cory
FishCorydoras lacrimostigmata
A tiny armored catfish that may mimic its wild neighbors to blend in.
Ladder Loach
FishBotia rostrata
A boldly barred loach with a complex social life and real personality.
Lake Inle Red-tailed Loach
FishPetruichthys brevis
A tiny loach from Myanmar's famous Inle Lake, best kept in groups.
Lambert's cory
FishCorydoras lamberti
A rare and enigmatic armored catfish from the Peruvian Amazon, best kept in groups.
Lancer Catfish
FishBagrichthys macracanthus
A nocturnal lancer catfish with territorial attitude and a dramatic dorsal spine.
Lancer Catfish
FishBagrichthys majusculus
A secretive Thai catfish with territorial attitude and a spine worth respecting.
Laprade's Bichir
FishPolypterus bichir lapradei
A prehistoric African giant that breathes air and hunts like a predator from another era.