Species
Browsing 1,911 species. Use the filters below to narrow down.
Blue-eyed Catfish
FishAmblydoras nauticus
A hardy little catfish that talks in the dark and rarely shows its face by day.
Blue-eyed Tropheus
FishTropheus brichardi
A Lake Tanganyika cichlid that rewards patience with fascinating colony dynamics.
Blue-finned Triggerfish
FishBalistoides viridescens
The largest triggerfish alive, and it knows it.
Bluefin Notho
FishNothobranchius rachovii
A fish that lives fast, dies young, and leaves spectacular eggs behind.
Blue Flasher-wrasse
FishParacheilinus cyaneus
A reef-dwelling wrasse that sleeps wrapped in its own slime cocoon every night.
Blue Girdled Angel
FishPomacanthus navarchus
A bold reef resident with one of the most dramatic color transitions in marine fishkeeping.
Bluegray Mbuna
FishMelanochromis johanni
A Lake Malawi rock-dweller with bold colors and bolder attitude.
Blue-green Chromis
FishChromis viridis
A shimmering, peaceful schooling fish that brings reef lagoons to life in your tank.
Bluehead Wrasse
FishThalassoma amblycephalum
A reef-dwelling wrasse with bold color phases and a peaceful community nature.
Blue Jaw Triggerfish
FishXanthichthys auromarginatus
A long-lived, manageable trigger that actually leaves your rockwork alone.
Blue Killi
FishFundulopanchax filamentosus
Ornate West African killifish with flowing fins and a taste for live food.
Blue Kumu
FishParupeneus cyclostomus
A reef-flat hunter that uses whisker-like barbels to sniff out hidden prey.
Blue-lined Rasbora
FishTrigonopoma gracile
A delicate blackwater rasbora with variable color forms from Borneo's forest streams.
Blue-lined Sea Bream
FishSymphorichthys spilurus
A bold reef-associated snapper that grows into a true centerpiece fish.
Bluelined Wrasse
FishCirrhilabrus lineatus
A lavender-and-pink fairy wrasse that turns heads in any reef tank.
Blueline rasbora
FishRasbora einthovenii
A peaceful forest-stream rasbora with a charmingly crinkled lateral stripe.
Blue-lip Anemonefish
FishAmphiprion latezonatus
A rare Australian clownfish with bold white bands and a surprisingly deep blue lip.
Blue Lyretail
FishFundulopanchax gardneri
A jewel-toned killifish that rewards patient keepers with dazzling color and easy spawning.
Blue Lyretail
FishFundulopanchax gardneri gardneri
A hardy, colorful killifish that's genuinely beginner-friendly and easy to breed.
Blue Lyretail Killifish
FishAphyosemion gardneri
A brilliantly patterned West African killifish that rewards patient keepers with dazzling color.
Blue Mbuna
FishLabeotropheus fuelleborni
A rock-grazing Lake Malawi cichlid with a bold personality and remarkable color diversity.
Bluemouth Cichlid
FishAmphilophus nourissati
A bold Central American cichlid from ancient Mayan river country, built for character.
Blue Neon Cichlid
FishParacyprichromis nigripinnis
A peaceful Tanganyikan schooler that hangs vertically against rock walls to spawn.
Blue Neon Goby
FishStiphodon atropurpureus
A thumbnail-sized stream goby that grazes biofilm and occasionally vanishes into the sand.
Blue Neon Sheatfish
FishKryptopterus apogon
A massive river predator sometimes sold to unsuspecting buyers as a cute juvenile.
Blue Notho
FishNothobranchius patrizii
A tiny annual killifish built for life in pools that disappear.
Blue Panda Cichlid
FishApistogramma panduro
A tiny Peruvian cichlid with a bold personality and cave-spawning habits.
Blue Perch
FishBadis badis
A color-changing micro-predator that hides, watches, and ambushes with surprising intensity.
blue puller
FishChromis caerulea
A shoaling reef chromis that brings calm, flowing movement to the mid-water column.
Blue Rainbow
FishScarus guacamaia
The largest Atlantic parrotfish, built for reefs but almost impossible to keep captive.
Blue Ribbon Tetra
FishHyphessobrycon melanostichos
A feisty little tetra that behaves best when kept in numbers
Blue-ringed Angelfish
FishPomacanthus annularis
A large Indo-Pacific angel whose juvenile and adult look like two different fish.
Blue-scaled Fairy Wrasse
FishCirrhilabrus cyanopleura
A roving reef wrasse that brings shimmering blue flanks to the open water column.
Bluespine Unicornfish
FishNaso unicornis
A true horn-nosed giant that demands a serious reef setup to thrive.
Bluespot Rockcod
FishCephalopholis miniata
A brilliantly spotted reef predator that commands attention in any large display tank.
Bluespotted Jawfish
FishOpistognathus rosenblatti
A colonial burrower that tucks itself in every night like clockwork.