Species
Browsing 1,299 species. Use the filters below to narrow down.
Wells Coral
CoralCycloseris wellsi
A solitary free-living coral that sits right on the sand, easy enough for beginners.
Wendt's Cryptocoryne
PlantCryptocoryne wendtii 'Green'
A tough, low-light crypt that thrives even in the shadiest corners of your tank.
Wendt's water trumpet
PlantCryptocoryne wendtii
A tough, slow-growing rosette plant that thrives even when neglected.
Western Ghat Leach
FishBhavania australis
A wild-stream crawler from endangered Indian rivers, rarely seen outside its homeland.
Western Rainbowfish
FishMelanotaenia australis
Australia's most widespread rainbowfish, and well worth the wait to color up.
Whip Fan
CoralEunicella albicans
A South African sea fan bringing cold-water elegance to the reef tank.
White Cloud Mountain Minnow
FishTanichthys albonubes
A cold-tolerant schooling fish that practically takes care of itself.
White Disc Soft Coral
CoralDiscophyton rudyi
A forgiving soft coral bringing pale, disc-shaped elegance to Pacific-inspired reef tanks.
White Encrusting Zoanthid
CoralPalythoa caribaeorum
A tough Atlantic colonial polyp that carpets rock with minimal fuss.
White Horny Coral
CoralEunicella singularis
A true Mediterranean gorgonian that brings cold-water elegance to the reef tank.
White Star Tetra
FishAxelrodia stigmatias
A tiny Amazonian shoaler that rewards patient keepers with lively social behavior.
White stripe cory
FishCorydoras albolineatus
A white-striped Bolivian cory that occasionally gulps air at the surface.
Wide halftooth characin
FishHemiodus atranalis
A lively, peaceful schooling fish built for spacious Amazon biotopes.
Wimple Piranha
FishCatoprion mento
A scale-eating specialist with a dramatic banner-like dorsal fin rarely seen in the hobby.
Winemiller's Eartheater
FishGeophagus winemilleri
A rare Venezuelan eartheater with vivid spotted fins and fascinating mouthbrooding parental care.
Wolf Cichlid
FishParachromis dovii
A barrel-chested Central American predator that will eat almost anything it can fit in its mouth.
Yabby
InvertCherax destructor
Australia's tough backyard crayfish, endlessly adaptable and full of personality.
Yellowbanded Pipefish
FishDunckerocampus pessuliferus
A reef cleaner that moonlights as one of the more manageable pipefish for beginners.
Yellow Cardinalfish
FishOstorhinchus luteus
A tiny Pacific cardinalfish that finds shelter among sea urchin spines.
Yellow Coris Wrasse
FishHalichoeres chrysus
A cheerful, all-yellow wrasse that's as easygoing as it looks.
Yellow Eyed Silver Barb
FishHypsibarbus pierrei
A large, river-bred barb with bold scale patterning and easy care.
Yellow-faced Angelfish
FishPomacanthus xanthometopon
A reef-grazing giant whose juvenile and adult forms look like different fish entirely.
Yellow-fin Flasher-wrasse
FishParacheilinus flavianalis
A small reef wrasse that puts on dazzling courtship displays in group settings.
Yellow Gorgonian
CoralEunicella cavolini
A bright Mediterranean fan coral surprisingly manageable for newer reef keepers.
Yellow rabbit characin
FishLeporellus vittatus
A bottom-hugging herbivore from South America's major river systems, best kept in groups.
Yellow Regal Peacock
FishAulonocara sp. "Stuartgranti Maleri"
A peacock cichlid blazing with yellow and orange from a handful of Malawi islands.
Yellow Ribbon
CoralPterogorgia citrina
A bright yellow sea whip that brings Caribbean reef structure to your tank.
Yellow Seahorse
FishHippocampus kuda
A wide-ranging Indo-Pacific seahorse that adapts surprisingly well to aquarium life.
Yellow Sea Rod
CoralPinnigorgia flava
A bright yellow branching gorgonian that's surprisingly forgiving for new reef keepers.
Yellowtail Damselfish
FishChrysiptera parasema
A bold little reef fish with a vivid golden tail and an attitude to match.
Yuma Ricordea
CoralRicordea yuma
A jewel-toned mushroom coral that's surprisingly forgiving for new reef keepers.
Zebra Borneo sucker
FishGastromyzon zebrinus
A boldly barred Bornean hillstream loach that clings to rocks with surprising grip.
Zebra Cichlid
FishPseudotropheus zebra
A classic mbuna that brings Lake Malawi's rocky shores into your tank.
Zebra Danio
FishDanio rerio
The classic beginner fish that still earns its place in serious community tanks.
Zebra Malawi Cichlid
FishMaylandia zebra
A feisty Lake Malawi mbuna with fascinating mouthbrooding behavior worth planning around.
Zebra Nerite Snail
InvertNeritina zebra
A tireless algae grazer with bold stripes that earns its keep in any freshwater tank.