Care guides for freshwater fish, marine species, and invertebrates — including water parameters, tank requirements, and where to buy.
5,412 species
Koi Betta Male
Betta splendens
Kole Tang (Ctenochaetus strigosus)
Ctenochaetus strigosus
Koran Angelfish (Pomacanthus semicirculatus)
Pomacanthus semicirculatus
Korthause's Notho
Nothobranchius korthausae
Koungue Killifish
Aphyosemion koungueense
Kranpon Tometes
Tometes kranpon
Kribensis
Pelvicachromis pulcher
Kribensis Albino
Pelvicachromis pulcher (albino form)
Kribia Kribensis Sleeper
Kribia kribensis
Kribia Nana Dwarf Sleeper
Kribia nana
Krieg's Odontostilbe
Odontostilbe kriegi
Kubotai Rasbora
Microdevario kubotai

Kubotai Rasbora (Microdevario kubotai)
Microdevario kubotai
Kuhli Loach
Pangio kuhlii

Kuhli Loach (Pangio kuhlii)
Pangio kuhlii
Kujaku Koi
Cyprinus rubrofuscus
Kulander's Apisto
Apistogramma kullanderi
Kumonryu
Cyprinus rubrofuscus (domesticated koi)
Kumonryu Koi
Cyprinus rubrofuscus
Kungwe Shell Dweller
Lamprologus kungweensis
Kyar Badis
Badis kyar
Kyathit Danio
Danio kyathit
L001 Tiger Pleco
Hypancistrus sp. L001
L002 Tiger Pleco
Hypancistrus sp. L002
L007 Chocolate Pleco
Hypostomus sp. L007
L007 Galaxy Pleco (Leporacanthicus galaxias)
Leporacanthicus galaxias
L010a Sunshine Pleco
Baryancistrus sp. L010a
L014 Sunshine Pleco (Scobinancistrus aureatus)
Scobinancistrus aureatus
L015 Candy-striped Pleco (Peckoltia vittata)
Peckoltia vittata
L018 Gold Nugget Pleco
Baryancistrus xanthellus
L025 Scarlet Pleco
Leporacanthicus triactis
L046 Zebra Pleco
Hypancistrus zebra
L052 Butterfly Pleco
Dekeyseria picta
L066 King Tiger Pleco
Hypancistrus sp. L066
L066 King Tiger Pleco (Hypancistrus contradens)
Hypancistrus contradens
L081 Typhoon Pleco
Leporacanthicus cf. heterodon L081
L104 Chubby Pleco
Hypancistrus sp. L104
L114 Cactus Pleco
Pseudacanthicus sp. L114
L128 Blue Phantom Pleco (Dark Form)
Hemiancistrus sp. L128 (dark form)
L129 Galaxy Pleco
Leporacanthicus galaxias
L134 Leopard Frog Pleco (Peckoltia compta)
Peckoltia compta
L134 Leopard Frog Pleco (Wild)
Peckoltia compta
L137 Big-spot Pleco
Hemiancistrus sp. L137
L183 Starlight Bristlenose Pleco
Ancistrus dolichopterus
L191 Dull-eyed Pleco
Baryancistrus sp. L191
L200 Green Phantom Pleco
Hemiancistrus subviridis
L200 Green Phantom Pleco (Baryancistrus demantoides)
Baryancistrus demantoides
L201 Network Pleco
Hypancistrus inspector
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