WAnomalochromis
WAplocheilus parvus
WBlue knifefish
WBullseye round stingray
WCaucasian dwarf goby
WCoradion altivelis
WCygnodraco mawsoni
WCyprinodon rubrofluviatilis
WFreshwater snake-eel
WGreenback stingaree
WHephaestus carbo
WLord Howe conger
WMado (fish)
WNeoheterandria elegans
WNorthern brook lamprey
WPainted moki
WPeipsi whitefish
WRasbora rutteni
WRasbora tawarensis
WRazorback scabbardfish
WRedstripe rasbora
WScalyhead triplefin
WWide stingaree