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Catfish isolated on a white background
an eel searches for food on the Los Llanos region of Colombia
View from above of a trout suspended in a stream.  Small stream in Sequoia National Park, California.
The alligator gar, Atractosteus spatula, is a primitive ray-finned fish.
a short fin eel in the Avon River flowing through Christchurch, New Zealand.
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latimeria fish isolated on the black background
New Zealand Longfin Eel (Anguilla dieffenbachii) on the banks of a river in summer.
Catfish Isolated on white background. 3D render
Red tailed catfish
West Indian Ocean coelacanth Latimeria chalumnae
With transparent wings, a caddisfly perches on granite boulder along the South Platte River in Waterton Canyon, Littleton, Colorado.
The clown featherback, clown knifefish, or spotted knifefish, Chitala ornata, is a nocturnal tropical fish with a long, knife-like body. This knifefish is native to Indonesia, Cambodia, Laos, Thailand and Vietnam.
Ligia occidentalis is a species of rock slater in the family Ligiidae. Habitat generalist of rocky shores. Baja California Sur, Mexico.
Dipterus from the Devonian era 3D illustration
Chinese skink, also known as pig snake,four-legged snake,\ndragon lizard,mountain dragon.reptile,body length of 20-30cm, often seen in the mountains and wild.
Huge catfish in nature
Bony tongue fish order,Camellidae,chitala
Spotted Sorubim Catfish (Pseudoplatystoma corruscans) - Freshwater Fish
Underwater large arapaima
Sea slater
Major Skink on a log in the rainforest
large exotic catfish fish close-up
Sturgeon - Acipenseridae fish
Land Mullet (Bellatorias major) adult on forest floor\nSouth-east Queensland, Australia.
Northern Alligator Lizard (Elgaria coerulea) is a medium-sized lizard that occurs on the North American west coast. This lizard was formerly known under the scientific name of Gerrhonotus coeruleus but is nowadays classed as Elgaria coerulea. Pepperwood Preserve, Sonoma County, California.
Spiny Loach fish, Lepidocephalichthys thermalis, Satara, Maharashtra, India
Wild mudskipper in Bako National Park  on the Malaysian Side of Borneo, Asia.
Tropical fish. The Marbled Catfish (Sciades marmoratus). Animal isolated on white background.
Indonesian snakehead,Small shield snakehead
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