Y
Yaguajal Limia See Limia yaguajali
Yaguajal-Kärpgling See Limia yaguajali
Yaguajal-Limia See Limia yaguajali
Yakati Rainbowfish See Melanotaenia angfa
Yakati-Regenbogenfisch See Melanotaenia angfa
Yakutian Char See Salvelinus jacuticus
Yalugründling See Ladislavia taczanowskii
Yangambi Butterbarbel See Schilbe yangambianus
Yangambi-botterbaber See Schilbe yangambianus
Yapen Rainbowfish See Melanotaenia japenensis
Yaqui Catfish See Ictalurus pricei
Yaqui Chub See Gila purpurea
Yaqui Sucker See Catostomus bernardini
Yaqui Topminnow See Poeciliopsis occidentalis
Yarina Cocha Aequidens See Aequidens tetramerus uniocellatus
Yaritanago Bitterling See Tanakia lanceolata
Yarra Pygmy Perch See Nannatherina obscura
Yarra Pygmy Perch See Nannoperca obscura
Yarra Zwergbarsch See Nannoperca obscura
Yasuhikotakia caudipunctata (Taki and Doi 1995)
Yasuhikotakia eos (Taki 1972)
Yasuhikotakia lecontei (Fowler 1937)
Yasuhikotakia longidorsalis (Taki and Doi 1995)
Yasuhikotakia modesta (Bleeker 1865)
Yasuhikotakia morleti (Tirant 1885)
Yasuhikotakia nigrolineata (Kottelat & Chu 1987)
Yasuhikotakia sidthimunki (Klausewitz 1959)
Yasuhikotakia splendida (Roberts 1995)
Yazoo Darter See Etheostoma raneyi
Yazoo Shiner See Notropis rafinesquei
Yelloe-Tailed Platy See Xiphophorus variatus Rio Nautla
Yellow Acara See Aequidens metae
Yellow Ancistrus See Ancistrus temmincki sp
Yellow Bagrid See Auchenoglanis biscutatus
Yellow Barb See Barbus manicensis
Yellow Bass See Morone mississippiensis
Yellow Belly See Girardinus falcatus
Yellow Belly Cichlid See Cichlasoma salvini
Yellow Bitaeniata See Apistogramma bitaeniata Yellow
Yellow Bujurquina See Bujurquina vittata
Yellow Bullhead See Ameiurus natalis
Yellow Catfish See Pseudauchenipterus nodosus
Yellow Chaestostoma See Chaestostoma sp 1
Yellow chin See Petrotilapia tridentiger
Yellow Cichlid See Archocentrus nanoluteus
Yellow Cichlid See Thorichthys helleri
Yellow Cichlid See Thorichthys helleri
Yellow Congo Characin See Alestopetersius caudalis
Yellow Dwarf Cichlid See Apistogramma borellii
Yellow Elizabeth Cichlid See Apistogramma elizabethae Yellow
Yellow Fin Acanthicus See Pseudacanthicus sp yellow fin
Yellow Fin Mloto See Otopharynx tetraspilus
Yellow Fin Perchlet See Ambassis elongatus
Yellow Fin Tandanus See Neosilurus hyrtlii
Yellow Finned Lampeye See Foerschichthys flavipinnis
Yellow Finned Lampeye See Plataplochilus mimus
Yellow Finned Lampeye See Plataplochilus mimus cf Kinguele
Yellow Gabon Killie See Aphyosemion gabunense marginatum
Yellow Gibbiceps Dwarf Cichlid See Apistogramma gibbiceps Yellow cf
Yellow Gularis See Aphyosemion gulare
Yellow Hybrid Platy See Xiphophorus roseni
Yellow Julie See Julidochromis ornatus
Yellow King Tiger Pleco See Peckoltia sp L-333
Yellow Knife Fish See Distocyclus conirostris
Yellow Krib See Pelvicachromis humilis
Yellow Labidochromis See Labidochromis caeruleus
Yellow Lepturus See Buccochromis rhoadesii
Yellow Limia See Poecilia nicholsi
Yellow Lips Laetacara See Laetacara flavilabris
Yellow Meeki See Thorichthys affinis
Yellow Meeki See Thorichthys affinis
Yellow Meeki See Thorichthys affinis
Yellow One Spot Molly See Poecilia vivipara cf
Yellow Peacock Cichlid See Aulonocara nyassae
Yellow Perch See Perca flavescens
Yellow Pike Livebearer See Belonesox belizanus
Yellow Platy See Xiphophorus roseni
Yellow Princess See Otopharynx tetraspilus
Yellow Rasbora See Rasbora elegans
Yellow Regal See Aulonocara sp Stuartgranti Maleri
Yellow Regal African Cichlid See Aulonocara baenschi
Yellow Regal Buntbarsch See Aulonocara baenschi
Yellow Seam Ancistrus See Baryancistrus sp Araquari
Yellow Seam Peckoltia See Neblinichthys yaravi
Yellow Seam Pleco See Pseudacanthicus sp 2
Yellow Shiner See Notropis calientis
Yellow Sphenops Molly See Poecilia sphenops
Yellow Spot Ancistrus See Hopliancistrus sp Rio Xingu 1
Yellow Suckermouth Catfish See Rineloricaria morrowi
Yellow Swordtail See Xiphophorus clemenciae
Yellow Tail Pearlfish See Simpsonichthys flavicaudatus
Yellow Tapajos Tiger See Peckoltia vittata sp 2
Yellow Tetra See Hyphessobrycon bifasciatus
Yellow Woodcat See Pseudauchenipterus nodosus
Yellow Wormline Syno See Synodontis tourei
Yellowback Rivulus See Rivulus xanthonotus
Yellow-Banded Moenkhausia See Moenkhausia sanctaefilomenae
Yellow-Bellied Cichlid See Astatoreochromis straeleni
Yellow-Bellied Cobler See Fundulus heteroclitus heteroclitus
Yellowbelly See Macquaria ambigua
Yellow-Belly Bream See Serranochromis robustus robustus
Yellow-Belly Bream See Serranochromis robustus robustus
Yellowbelly Gudgeon See Allomogurnda nesolepis
Yellow-Black Dorsal See Lethrinops microstoma
Yellow-Brown Discus See Symphysodon aequifasciatus
Yellowcheek See Elopichthys bambusa
Yellowcheek Darter See Etheostoma moorei
Yellow-cheeked Apistogramma See Apistogramma sp 2
Yellow-Cheeked Barb See Puntioplites proctozystron
Yellow-Cheeked Dwarf Cichlid See Apistogramma gibbiceps
Yellow-Edged Hap See Haplochromis sp 7
Yelloweyed Mullet See Aldrichetta forsteri
Yellow-Faced Sand-Eater See Taeniolethrinops furcicauda
Yellowfin See Xenocypris argentea
Yellow-Fin Botia See Botia almorhae
Yellowfin Gambusia See Gambusia alvarezi
Yellowfin Giant Hatchet See Triportheus albus
Yellowfin Glassfish See Ambassis elongatus
Yellowfin Goby See Acanthogobius flavimanus
Yellow-Fin Gudgeon See Gobiomorphus coxisp
Yellowfin Madtom See Noturus flavater
Yellowfin River Pellona See Pellona flavipinnis
Yellowfin Shiner See Notropis lutipinnis
Yellow-Finned Baikai Sculpin See Cottocomephorus grewingkii
Yellow-finned Catfish See Neosilurus hyrtlii
Yellow-Finned Chalceus See Chalceus erythrurus
Yellow-Finned Chalceus See Chalceus macrolepidotus
Yellow-Finned Hatchetfish See Triportheus albus
Yellow-Finned Loach See Yasuhikotakia lecontei
Yellow-Finned Panchax See Micropanchax flavipinnis
Yellow-finned Tandon See Neosilurus hyrtlii
Yellow-Finned Xenotilapia See Xenotilapia flavipinnis
Yellow-Flammed Pearlfish See Austrolebias luteoflammulatus
Yellow-Green Killie See Aphyosemion gabunense gabunense
Yellowjacket Cichlid See Parachromis friedrichsthalii
Yellowjacket Cichlid See Parachromis friedrichsthalii
Yellow-Nape Hap See Copadichromis chrysonotus
Yellow-Spot Pleco See Baryancistrus sp 1
Yellowtail Catfish See Pangasius pangasius
Yellowtail Grunter See Amphitherapon caudovittata
Yellowtail Panchax See Rivulus magdalenae
Yellowtail Rasbora See Rasbora dusonensis
Yellowtail Tetra See Alestopetersius caudalis
Yellowtail Trumpeter See Amniataba caudavittata
Yellow-Tailed African Characin See Alestopetersius caudalis
Yellow-Tailed African Tetra See Alestopetersius caudalis
Yellow-Tailed Curvehead See Simochromis sp
Yellow-Tailed Hemiodus See Hemiodus unimaculatus
Yellow-Tailed Rosbora See Rasbora cephalotaenia
Yellow-Tailed Rosbora See Rasbora tornieri
Yellow-Tailed Violet Cichlid See Gephyrochromis moorii
Yellowtip Halfbeak See Hemiramphus marginatus
Yirrkala kaupii (Bleeker 1858)
Yirrkala tenuis (Günther 1870)
Y-Loach See Botia lohachata
Yoke Darter See Etheostoma juliae
Yongeichthys nebulosus See Acentrogobius nebulosus
Yongeichthys thomasi (Boulenger 1916)
Yo-Yo Loach See Botia lohachata
Yssichromis fusifromis See Haplochromis fusiformis
Yssichromis laparogramma See Haplochromis laparogramma
Yssichromis papperheimi See Haplochromis pappenheimi
Yucatan Flagfish See Garmanella pulchra
Yucatan Gambusia See Gambusia puncticulata yucatana
Yucatan Killifish See Fundulus persimilis
Yucatan Molly See Poecilia velifera
Yucatan Mosquitofish See Gambusia puncticulata yucatana
Yucatan Pubfish See Garmanella pulchra
Yucatan Pupfish See Cyprinodon artifrons
Yucatan Sheepshead Minnow See Cyprinodon artifrons
Yucatan Spotted Mosquitofish See Gambusia puncticulata yucatana
Yucatan Swordtail See Xiphophorus hellerii Yucatan
Yucatan Tetra See Astyanax altior
Yucatanfundulus See Fundulus persimilis
Yucatán-Kärpfling See Gambusia puncticulata puncticulata
Yucatán-Kärpfling See Gambusia puncticulata yucatana
Yuctan Gambusia See Gambusia puncticulata yucatana
Yukatankärpfling See Cyprinodon artifrons
Yunnanilus altus (Kottelat & Chu 1988)
Yunnanilus brevis (Boulenger 1893)
Yunnanilus cruciatus (Rendahl 1944)
Yunnanilus macrogaster (Kottelat & Chu 1988)
Yunnanilus niger (Kottelat & Chu 1988)
Yunnanilus nigromaculatus (Regan 1904)
Yunnanilus pachycephalus (Kottelat & Chu 1988)
Yunnanilus paludosus (Kottelat & Chu 1988)
Yunnanilus parvus (Kottelat & Chu 1988)
Yunnanilus pleurotaenia (Regan 1904)
Yuriria alta (Jordan 1880)
Yuriria amatiana See Yuriria amatlana
Yuriria amatlana (Domínguez-Domínguez, Pompa-Domínguez & Doadrio 2007)
Yuriria chapalae (Jordan & Snyder 1899)