Watanabe's angelfish
Wattled jacana
Waving hand coral
Weedy seadragon
Western blacknose dace
Western lesser siren
Whiptail catfish
White-blotched river stingray
White-booted cleaner shrimp
White cloud mountain minnow
Whiteknee tarantula
Whitespotted bamboo shark
White-spotted rose anemone
Whitestriped catfish
White sucker
Whitetail bristletooth tang