AbadzekhiaAbramitesAbramites equesAbramites hypselonotusAbsalomichthysAbyssal cutthroat eelAbyssal halosaurAcanthaluteresAcanthaluteres spilomelanurusAcanthobunocephalus nicoiAcanthochaenus luetkeniiAcanthonemusAcanthonotusAcanthopleurusAcanthopygaeusAcanthurinaeAcentrophorusAcestrusAchoaniaAchrestogrammusAcmoniodusAcnodonAcondylacanthusAcreichthysAcreichthys radiatusAcreichthys tomentosusAcrobryconAcrogasterAcrognathusAcrolepidaeAcrolepisAcrotemnusAcroteriobatusAdamantina (fish)AdelosebastesAden Gulf torpedoAdonis tetraAdriacentrusAdventor elongatusAeoliscoides