Fish beginning with W
Waccamaw silverside - Known only from Lake Waccamaw and the upper Waccamaw River in Columbus County, North Carolina, the silverside is found in the upper Waccamaw River only during periods of high water and is not a permanent resident.
Wallago - Wallago attu is a species of catfish in the family Siluridae, or "sheatfishes".
Wallago micropogon - Wallago micropogon is a species of the genus Wallago, which is a type of catfish.
Wanieso lizardfish - The Wanieso lizardfish is a type of lizardfish also known as Saurida wanieso that lives in the Atlantic, Pacific and Indian oceans .
Wards wobbegong - Northern wobbegongs are excellent aquarium sharks due to their small adult size.
Warming's lantern fish - Warming's lantern fish, Ceratoscopelus warmingii, is a lanternfish of the family Myctophidae, found circumglobally in both hemispheres, at depths of between 700 and 1,500 m during the day and between 20 and 200 m at night.
Warmouth - The warmouth's classification is disputed.
Warner sucker - The Warner Sucker is a species of ray-finned fish in the Catostomidae family.
Wart butterfish - This fish, which is about a foot or so in length, is found in the Western Pacific, near Japan, in the Taiwan Strait and in the East China Sea.
Warty frogfish - Antennarius maculatus is a Frogfish from the Indo-West Pacific.
Waterfall climbing cave fish - The waterfall climbing cave fish, Cryptotora thamicola, is a species of ray-finned fish in the Balitoridae family, and the only member of monotypic genus Cryptotora.
Wedge-tail triggerfish - The triggerfish's teeth are blue and they are set close together inside its relatively chubby mouth, it has a small second spine, which it can use to lock its main spine into an upright position.
Wedgespot shiner - Wedgespot Shiner is a species of ray-finned fish in the genus Notropis.
Weed shiner - Weed Shiner is a species of ray-finned fish in the genus Notropis.
West African ladyfish - The West African ladyfish, Elops lacerta, is a species of fish in the Elopidae family.
West Australian seahorse - The tiger snout seahorse or West Australian seahorse is a species of fish in the Syngnathidae family.
Western archerfish - The big scale archerfish is a species of fish in the Toxotidae family.
Western carp gudgeon - Like many other Murray-Darling native fish species, western carp gudgeon have crossed the Great Dividing Range through natural river capture events and are found in a number of East Coast drainages, from the Hunter River system in northern New South Wales to the Fitzroy River system in central Queensland.
Western footballer - Neatypus obliquus, the sole species in genus Neatypus, is a marine fish that is endemic to southern reefs of Australia.
Western galaxias - Thr Western Galaxias is found to inhabit many water ways in the South West corner of Western Australia.
Western longnose spurdog - The western longnose is a rare, small and slender dogfish with a narrow head and long narrow snout.
Western round skate - Both species are unique amongst Australian skates in having a smooth, almost circular heart-shaped pectoral fin disc.
Western shovelnose stingaree - The bebil, kejetuck, western shovelnose stingaree, or western stingaree is a species of fish in the Urolophidae family.
Whale remora - The whalesucker, Remora australis, is a species of remora in the family Echeneidae, so named because it attaches itself exclusively to cetaceans.
Whiptail stingray - The diamond stingray, Dasyatis dipterura, is a species of stingray in the family Dasyatidae.
Whiptailed Nile catfish - Andersonia leptura is a species of catfish of the family Amphiliidae, and is the only species of the genus Andersonia.
Whiskery shark - Reproduction is ovoviviparous, with 5 to 24 pups in a litter, 20 to 25 cm long at birth.
White catfish - Silonia is a genus of catfishes of the family Schilbeidae.
White fish - Vendace mainly feeds on zooplankton, such as small crustaceans and their larvae.
White ghost catshark - Apristurus aphyodes, the white ghost catshark, is a cat shark of the family Scyliorhinidae found in deep water in the northeast Atlantic between latitudes 57°N and 58°N.
White ribbon eel - The white ribbon eel, Pseudechidna brummeri, is a species of saltwater eels, the only member of the genus Pseudechidna of the Muraenidae family.
White ricefield eel - Monopterus albus has a scaleless cylindrical snake-like body with tapered tail and small eyes.
White river spinedace - This spindace ranges from green to olive above, a brassy silver on the sides, becoming a silvery white underneath.
White River sucker - Desert suckers are bi-colored; the back and upper sides are darker, olive-brown to dark green, and the belly and lower sides are deep-yellow to silvery tan.
White sands pupfish - The White Sands pupfish is a species of fish in the Cyprinodontidae family.
White Sea herring - Organisms of the species Clupea pallasii manifest a bluish-green dorsal area with silver-white sides and bellies; they are otherwise unmarked.
White skate - The Pacific white skate, Bathyraja spinosissima, is a species of softnose skate, family Arhynchobatidae.
White warehou - The white warehou, Seriolella caerulea, is a medusafish of the family Centrolophidae found in the southern Pacific and southern Atlantic oceans, at depths of between 500 and 800 m.
White weakfish - The body of the white seabass is elongate, and somewhat compressed.
White-blotched skate - The white-blotched skate is well established to inhabit waters in the Northern Sea of Japan, Sea of Okhotsk and Aleutian islands.
White-cheeked shark - The blackspot shark, Carcharhinus sealei, is a requiem shark of the family Carcharhinidae, found in the Indo-West Pacific oceans between latitudes 24° N and 30° S, from the surface to 40 m.
White-clasper catshark - The Parmaturus albipenis is a deepwater shark in the Western Pacific waters near New Caledonia.
White-eye - This fish species is found in Pacific drainages in Nicaragua, Costa Rica, and Panama.
White-fin smooth-hound - The Mustelus widodoi is a type of tropical shark in the Bali and Indonesia areas of the Western Pacific.
White-rimmed stingray - The white-edge freshwater whipray was described by Leonard Compagno and Tyson Roberts in a 1982 issue of Environmental Biology of Fishes, with the specific epithet signifer in reference to its distinctive coloration.
White-spotted puffer - The white-spotted puffer, Arothron hispidus, is a medium sized fish, light grey in color with small white spots.
White-tip Catshark - The Parmaturus albimarginatus is a type of deepwater shark in the Western Pacific waters near New Caledonia.
Whitebait smelt - Whitebait smelt can grow from 7-9 inches in length, and are important food sources for larger fish.
Whitefin hammerhead - In appearance the whitefin hammerhead is very similar to the scalloped hammerhead, with a moderately broad, narrow-bladed head .
Whitefin surgeonfish - The Whitefin surgeonfish is a marine reef tang in the fish family Acanthuridae.
Whitefin swellshark - Early specimens of the whitefin swellshark were often mistaken for the Australian swellshark or the draughtsboard shark .
Whitefin trevally - The whitefin trevally is classified within the genus Carangoides, a group of fish commonly known as jacks and trevallies.
Whitefish - It is endemic to the Western Cape Province of South Africa, where it occurs in the Breede River's Brandvlei Dam and Sanddrift Dam, as well as the Heks River.
Whitemouth shiner - Whitemouth shiner is a species of ray-finned fish in the genus Notropis.
Whitespot hawkfish - Paracirrhites hemistictus is a Hawkfish from the Eastern Indian Ocean.
Whitetail dogfish - The whitetail dogfish is a rare species known only from a few specimens taken by tuna longliners and trawlers.
Whitetip reef shark - The whitetip reef shark, Triaenodon obesus, is a species of requiem shark, family Carcharhinidae, and the only member of its genus.
Whiting - Until the later twentieth century, whiting was a cheap fish, regarded as food for the poor or for pets, but the general decline in fish stocks means that it is now more highly valued.
Whiting pout - Trisopterus luscus is a fish belonging to the cod family .
Wilpita rasbora - Wilpita rasbor or Rasbora wilpita is a species of ray-finned fish in the Cyprinidae family.
Wimple piranha - The wimple piranha is not traditionally considered to be a true piranha; the shape of its teeth and the presence of two rows of teeth on the upper jaw makes it different from the other piranha genera.
Winter flounder - The winter flounder, Pseudopleuronectes americanus, is a flatfish of the family Pleuronectidae.
Witch - The species lives on soft bottoms between 45 and 1460 m and prefers temperatures of 2–6 ºC.
Witch - The rex sole is a right-eyed flounder with an elongate, oval-shaped body and a small mouth.
Wobbegong - The spotted wobbegong, Orectolobus maculatus, is a carpet shark in the family Orectolobidae, found in the eastern Indian Ocean from Western Australia to southern Queensland, between latitudes 20° S to 40° S.
Wolf-fish - In spite of its large size the Atlantic wolffish has retained the bodily form and general external characteristics of small blennies .
Worm pearlfish - Encheliophis vermicularis is a pearlfish species in the genus Encheliophis.
Woundfin - Woundfin is a small slender, silvery minnow, with a flattened head and belly, long snout, leathery skin, and no scales.
Wuchang bream - Wuchang Bream is a species of ray-finned fish in the genus Megalobrama.