Species
Browsing 3,374 species. Use the filters below to narrow down.
Atlantic Mushroom Coral
CoralPhyllangia consagensis
A rarely kept Eastern Pacific coral for the dedicated intermediate reef keeper.
Atlantic Sea Nettle
InvertChrysaora quinquecirrha
A true open-water predator that demands a specialist setup and rewards patient keepers.
Atropersonatum Cory
FishCorydoras atropersonatus
A long-lived little armored catfish that actually breathes air from the surface.
Auditor Peacock Cichlid
FishAulonocara auditor
A sand-sifting Lake Malawi cichlid from a tiny northern shoreline range.
Aulonocara Chizumulu
FishAulonocara korneliae
A rock-dweller that hunts the sand, endemic to one Malawian island.
Auratus Cichlid
FishMelanochromis auratus
A brilliantly colored mbuna with an attitude that demands respect and careful tankmates.
Aurigan Betta
FishBetta aurigans
A rare wild betta from a single Indonesian island, full of quiet personality.
Aurora Anemone
InvertHeteractis aurora
A hardy, photogenic anemone that brings reef texture without demanding expert-level care.
Aurora Cichlid
FishPseudotropheus aurora
A scrappy Malawi mbuna from the rock-sand interface, with real personality to spare.
Australian Anemonefish
FishAmphiprion rubrocinctus
Australia's own anemonefish, rarely seen outside its home waters.
Australian Blue-eye
FishPseudomugil signifer
Australia's tiny blue-eyed shoaler thrives where streams meet the sea.
Australian Bonytongue
FishScleropages jardinii
Australia's own arowana, and arguably the most aggressive of the family.
Australian Rainbowfish
FishMelanotaenia fluviatilis
Australia's most cold-tolerant rainbowfish, built for temperate rivers and cool winters.
Australian Swamp Eel
FishOphisternon gutturale
A secretive, air-breathing eel that hides in mud and comes alive after dark.
Axelrod's Rainbowfish
FishChilatherina axelrodi
A rare Papua New Guinean gem found in just one stream on Earth.
Azraq Toothcarp
FishAphanius sirhani
A critically endangered desert oasis killifish worth keeping as a conservation project.
Azure Damselfish
FishChrysiptera hemicyanea
A bold splash of blue and yellow that punches above its small size.
Bahamian Sea Fan
CoralGorgonia flabellum
A classic Caribbean sea fan that brings genuine reef architecture to your tank.
Bahia Brain Coral
CoralMussismilia braziliensis
A true Brazilian reef-builder with classic brain coral architecture and beginner-friendly needs.
Balanophyllia bonaespei
CoralBalanophyllia (Balanophyllia) bonaespei
A solitary deepwater cup coral built for low-light reef zones.
Balanophyllia galapagensis
CoralBalanophyllia (Balanophyllia) galapagensis
A solitary stony coral from the Galápagos, thriving where light barely reaches.
Balanophyllia helenae
CoralBalanophyllia (Balanophyllia) helenae
A rare solitary cup coral from one of the ocean's most remote islands.
Balanophyllia spongiosa
CoralBalanophyllia (Balanophyllia) spongiosa
A solitary Australian cup coral that thrives where most corals fear to tread.
Bala Shark
FishBalantiocheilos melanopterus
A shoaling fish that outgrows most home aquariums faster than owners expect.
Balga
FishLates calcarifer
A giant predator that outgrows almost every aquarium on earth.
Bali Green Stony Coral
CoralAcropora yongei
A fast-growing table coral that can dominate an entire reef flat.
Bali Shortcake
CoralAcropora latistella
A flat-plating Acropora that thrives where other corals struggle.
Balsas Molly
FishPoecilia maylandi
A little-known Mexican molly with big personality and a taste for algae.
Bamboo Shrimp
InvertAtyopsis moluccensis
A peaceful filter-feeder that fans food from the current like a tiny fisherman.
Banana Coral
CoralTrachyphyllia geoffroyi
A free-living brain coral that unfurls dramatically after dark.
Banded Acara
FishBujurquina vittata
A devoted South American cichlid that carries its babies in its mouth.
Banded Angelfish
FishApolemichthys arcuatus
A boldly patterned Hawaiian angel that's surprisingly approachable for reef keepers.
Banded Archerfish
FishToxotes jaculatrix
The fish that hunts above water, shooting insects down with pinpoint accuracy.
Banded Banjo
FishPlatystacus cotylephorus
A leaf-mimicking catfish that carries its eggs on fleshy belly stalks.
Banded Bream
FishTilapia sparrmanii
A peaceful, plant-grazing tilapia that pairs up to raise its young.
Banded butterflyfish
FishChaetodon striatus
A Caribbean reef classic that moonlights as a cleaning station attendant.