The Americas
From the Amazon's blackwater basins to Caribbean reefs — the Americas hold the most popular freshwater biotopes and a wealth of Atlantic and Pacific saltwater life.
1,013 species
Sub-regions
Wendt's water trumpet
PlantCryptocoryne wendtii
A tough, slow-growing rosette plant that thrives even when neglected.
Wessel's Cichlid
FishTheraps wesseli
A little-known Honduran cichlid with big personality and bold Central American roots.
Whiptail Catfish
FishRineloricaria lanceolata
A gentle whiptail catfish that breeds willingly and guards its eggs with dedication.
Whiptailed Loricaria
FishRineloricaria fallax
A devoted catfish father that breeds readily and tolerates a wide range of tankmates.
Whiptail Loricaria
FishRineloricaria parva
A slender, whip-tailed catfish that breeds readily and suits most peaceful communities.
White Cichlid
FishVieja argentea
A boldly colored Central American bruiser that rewards patient, experienced keepers.
White Encrusting Zoanthid
CoralPalythoa caribaeorum
A tough Atlantic colonial polyp that carpets rock with minimal fuss.
White Line Pim
FishPimelodus albofasciatus
A sleek, fast-moving pimelodid catfish built for big river life.
Whitepatch Splitfin
FishAllodontichthys hubbsi
A rare Mexican livebearer from a single river system, seldom seen in the hobby.
Whitespotted Puffer
FishArothron hispidus
A boldly patterned puffer with a voracious appetite and a personality to match.
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.
Wide-mesh Sea Fan
CoralGorgonia mariae
An open-latticed sea fan that brings Caribbean reef structure to your display tank.
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.
Wood-cat Catfish
FishAuchenipterichthys thoracatus
A secretive Amazonian catfish that wedges itself into hiding spots with specialized fins.
Wood Catfish
FishCentromochlus schultzi
A shy but charming Brazilian wood catfish that rewards patient, attentive keepers.
Wood Catfish
FishGlanidium leopardum
A leopard-spotted catfish from Guiana's leaf-littered creek systems.
Xingu Freshwater Stingray
FishPotamotrygon leopoldi
A bold black disc covered in white spots. And a venomous spine to match.
X-Ray Tetra
FishPristella maxillaris
The see-through tetra whose bold dorsal fin pattern makes a school unforgettable.
Yellow Acara
FishAequidens metae
A compact Colombian cichlid from blackwater streams, rarely seen but worth seeking out.
Yellow-banded Moenkhausia
FishMoenkhausia sanctaefilomenae
A lively, adaptable tetra that rewards you for keeping it in a proper group.
Yellow Convict
FishCryptoheros nanoluteus
A compact, rarely seen Panamanian cichlid that turns vivid yellow when breeding.
Yellowhead Jawfish
FishOpistognathus aurifrons
A sand-burrowing fish that hovers upright and broods eggs in its mouth.
Yellowjacket Cichlid
FishParachromis friedrichsthalii
A bold Central American predator that can handle a touch of salt.
Yellow Pencil Coral
CoralMadracis auretenra
A slender, branching Atlantic coral that glows with warm golden hues.
Yellow rabbit characin
FishLeporellus vittatus
A bottom-hugging herbivore from South America's major river systems, best kept in groups.
Yellow Ribbon
CoralPterogorgia citrina
A bright yellow sea whip that brings Caribbean reef structure to your tank.
Yellow Stingray
FishUrobatis jamaicensis
A venomous reef-flat predator that lures prey with its own body as bait.
Yellowtail damselfish
FishMicrospathodon chrysurus
A jewel-toned damselfish that earns its turf with pure attitude.
Yellow Tang
FishZebrasoma flavescens
Hawaii's iconic reef grazer that earns its keep eating nuisance algae.
Yellow Tetra
FishHyphessobrycon bifasciatus
A Brazilian tetra with a mysterious golden shimmer that baffles even scientists.
Zamora Woodcat
FishAuchenipterichthys coracoideus
A secretive Amazonian catfish with an unusually intimate approach to reproduction.
Zebra Acara
FishNannacara adoketa
A dwarf cichlid from blackwater forest streams, built for soft acidic conditions.