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Tench (Tinca tinca), also known as the doctor fish. Wild life animal.
Atlantic Cod
A carnivorous freshwater fish that inhabit clear, vegetated lakes, ponds, swamps, and rivers.
grouper fish on white background
Swimming slowly, a large white sturgeon and salmon cruise the water in the Bonneville Fish Hatchery and Sturgeon Center along Oregon’s Columbia River.
Arapaima Sudis gigas, also known as the pirarucu. Wildlife animal
sturgeoniat
Dead fish in a pond with a water lilies
Close-up of a red piranha (Pygocentrus nattereri) swimming in water.
Underwater photography of The Red Tail Catfish - Phractocephalus hemiliopterus. This tropical fish is native to the Amazon, Orinoco, and Essequibo river basins of South America.
Red tailed catfish
Swimming grass snake (Natrix natrix), sometimes called the ringed snake or water snake,
single grouper fish on white. fresh fish for seafood market. big fish
The Arctic grayling (Thymallus arcticus) is a species of freshwater fish in the salmon family Salmonidae. T. arcticus is widespread throughout the Arctic and Pacific drainages in Canada, Alaska, and Siberia, as well as the upper Missouri River drainage in Montana.  Wyoming.
A musky (muskellunge), Esox masquinongy, in bar phased coloration is photographed underwater at night in a vegetation bed in a northern Wisconsin lake.
Caught Rainbow Trout swimming with green fly in mouth. A popular fish in Oregon lakes and rivers.
View from above of a trout suspended in a stream.  Small stream in Sequoia National Park, California.
Large Sea Bass swimming
Beluga Huso huso is a fish of the sturgeon family swimming in clear water
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A catfish in a muddy pond, wild animal, stock photo.
a striped bass, also called striper, being caught in Lake Texoma
Chub fish on hook in water. Chub fishing on crankbait
Curious eurasian otter (Lutra lutra) looking up in a stream.
big cod fish on a white background
an eel searches for food on the Los Llanos region of Colombia
Siberian sturgeon (Acipenser baerii). Wild life animal.
Butchered manta rays laying on the floor at the fish market in Negombo which is the largest fish market in Sri Lanka and are supplying the capital Colombo with fresh fish every day
Free Images: "bestof:Electric Catfish, Torpedo electricus (Gmelin) Congo River.jpeg Electric Catfish Torpedo electricus Gmelin Congo River Subject Torpedoes Fishes Tag Fish 1907"
channel-catfish-river-lake-water-86584.jpg
Poraquê_"Electrophorus_electricus".jpg
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Hydro electric dam on the Columbia river.jpg
Hydro electric dam.jpg
Hydro electric dam building.jpg
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Virginia river spinedace fish lepidomeda mollispinis mollispinis.jpg
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Oncorhynchus tschawytscha chinook salmon fish in river.jpg
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Albino channel catfish ictalurus punctatus.jpg
Catfish ictalurus punctatus catched.jpg
Flathead catfish pylodictis olivaris.jpg
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Narraguagus river habitat for atlantic salmon.jpg
Crayfish underwater on bottom of river.jpg
Caleb_Hickman_(EBCI)_collects_sicklefin_redhorses.jpg
Crystal_Ruble_(CFI)_and_Jaclyn_Zelko_attempt_to_collect_eggs.jpg
Caleb_Hickman_(EBCI)_unloading_fish.jpg
Jason_Mays_(USFWS)_collecting_fish.jpg
Crystal_Ruble_(CFI)_and_Jaclyn_Zelco_(USFWS)_collect_sperm.jpg
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An atlantic salmon parr of the machias river in eastern maine.jpg
Adult sockeye salmon encounter a waterfall on their way up river to spawn.jpg
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Kiso River power stations of Daido Electric Power.svg
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Claude_Monet_-_Ice_breaking_up_on_the_Seine_near_Bennecourt_-_Google_Art_Project.jpg
Rivierlandschap met ruiters Rijksmuseum SK-A-4118.jpeg
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Design_Analysis_of_the_P-38_Lightning.png
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FMIB_51579_Electric_Catfish,_Torpedo_electricus_(Gmelin)_Congo_River.jpeg
FMIB_51852_Electric_Catfish,_Torpedo_electricus_(Gmelin)_Congo_River.jpeg
FMIB_51853_African_Catfish,_Chlarias_breveceps_Boulenger_Congo_River_Family_Chlaridae.jpeg
FMIB_46060_Torpedo.jpeg
FMIB_51704_Polypterus_congicus,_a_Crossopterygian_fish_from_the_Congo_River_Young,_with_external_gills.jpeg
FMIB_51705_Polypterus_delhesi_Boulenger_Congo_River.jpeg
FMIB_51849_Channel_Catfish,_Ictalurus_punctatus_(Rafinesque)_Illinois_River_Family_Siluridae.jpeg
FMIB_51855_Gnathonemus_curvirostris_Boulenger_Family_Mormyridae_Congo_River.jpeg
FMIB_52221_Mastacembelus_elipsifer_Boulenger_Congo_River.jpeg
FMIB_51719_Protopterus_dolloi_Boulenger_Congo_River_Family_Lepidosirenidae.jpeg
FMIB_50700_Diagram_showing_the_relative_size_of_certain_Australian_fish-eggs.jpeg
FMIB_51335_Torpedo_Tetronarce_occidentalis.jpeg
FMIB_38638_Gymnotus_electricus.jpeg
FMIB_35940_Galvanis_Torpedo.jpeg
FMIB_51152_Torpedo.jpeg
FMIB_46093_Torpedo's_Teeth.jpeg
FMIB_50440_Gymnotus_Electrieus,_or_Electrical_Eel.jpeg
FMIB_51340_Sea_Cat-Fish_Felichthys_felis.jpeg
FMIB_51341_Sea_Cat-Fish_Galeichthys_milberti.jpeg
FMIB_51342_Spotted_Cat-Fish_Ictalurus_punctatus.jpeg
FMIB_51344_Yellow_Cat-Fish_Leptops_olivaris.jpeg
FMIB_51847_Gulf-topsail_Cat,_Felichthys_felis_(L)_Woods_Hole.jpeg
FMIB_51848_Sea_Catfish,_Galeichthys_milberti_(Cub_&_Val)_Pensacola.jpeg
FMIB_51664_Teeth_of_the_Heptranchias_inducus_Gmelin.jpeg
FMIB_50698_Freshwater_Catfish_(Copidoglanis).jpeg
FMIB_51996_White_Perch,_Morone_americana_Gmelin.jpeg
FMIB_52154_Dormeur,_Eleotris_pisonis_Gmelin_Tortugas,_Fla.jpeg
FMIB_52350_Brachyplatystoma_goeldii.jpeg
FMIB_52352_Paracetopsis_occidentalis.jpeg
FMIB_50701_Exotic_Catfish_(Aspredo),_which_"nurses"_its_eggs.jpeg
FMIB_51854_Loricaria_aurea_Steindachner,_a_mailed_Catfish_from_Rio_Meta,_Venezuela_Family_Loricariidae.jpeg
FMIB_51914_Long-fin_Albacore,_Germo_alalunga_(Gmelin)_Gulf_Stream.jpeg
FMIB_52086_Trigger-fish,_Balistes_carolinensis_Gmelin_New_York.jpeg
FMIB_51663_Griset_or_Cow-shark,_Hexanchus_griesus_(Gmelin)_Currituck_Inlet,_N_C.jpeg
FMIB_51731_Psephurus_gladius_Gunther_Yangtse_River.jpeg
FMIB_52137_Sea_raven,_Hemitripterus_americanus_(Gmelin)_Halifax,_Nova_Scotia.jpeg
FMIB_51569_Squaw-fish,_Ptychocheilus_oregonensis_(Richardson)_Columbia_River.jpeg
FMIB_51578_Numbfish,_Narcine_brasiliensis_Henle,_showing_electric_cells_Pensacola,_Florida.jpeg
FMIB_51629_Steelhead_Trout,_Salmo_gairdneri_Richardson_Columbia_River.jpeg
FMIB_51688_Numbfish,_Narcine_brasiliensis_Henle,_showing_electric_cells_Pensacola,_Fla.jpeg
FMIB_51726_Common_Sturgeon,_Acipenser_sturio_Mitchill_Potomac_River.jpeg
FMIB_51729_Paddle-fish_Polyodon_spathula_(Walbaum)_Ohio_River.jpeg
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