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Silver Carp, hypophthalmichthys molitrix
Two grass snakes (Natrix natrix) swimming in a pond between reed.
Mudskipper (Oxudercinid sp.) resting on the shore in a Bangkok Mangrove Swamp
Red tailed catfish
Platypus - Ornithorhynchus anatinus, duck-billed platypus, semiaquatic egg-laying mammal endemic to eastern Australia, including Tasmania. Strange water marsupial with duck beak and flat fin tail.
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.
Fish bred in captivity to extract caviar and other products in Loja, Spain.
sturgeoniat
Dogfish / Catshark (Cat Shark) taken in various location in the sea lochs and off the coast of Scotland.
Striped Eel Catfishes Plotosus lineatus occurs in the tropical Indo-Pacific from the Red Sea and East Africa to Samoa, north to southern Japan, southern Korea, and the Ogasawara Islands, south to Australia and Lord Howe Island. Palau and Yap in Micronesia. \n\nThe species sometimes enters freshwaters of East Africa (Lake Malawi) and Madagascar. \n\n2016 there was a first record in the Mediterranean (The Lessepsian migration is the migration of marine species along the Suez Canal, usually from the Red Sea to the Mediterranean Sea). \n\nThe species occurs in a depth range from 1 to 60m, max. length 35cm, common length 25cm. It is the only catfish found in coral reefs. There is a single highly venomous serrate spine at the beginning of the first dorsal and each of the pectoral fins. \n\nJuveniles form dense ball-shaped schools of about 100 fish; adults are solitary or occur in smaller groups of around 20 and are known to hide under ledges during the day.\n\nKraka Island, Indonesia\n4°30'10.668 S 129°53'17.694 E at 12m depth
Freshwater bream fish isolated on natural underwater background
Curious eurasian otter (Lutra lutra) looking up in a stream.
These fish inhabit the waters of North America. Elongated body and long, dotted with rare and very sharp teeth mouth. It is found in freshwater ponds and reaches enormous size (2.5 - 3 meters) and weight over 100 kg.
Common midwife toad in close up images
large Beluga fish swims under water in an aquarium
an eel searches for food on the Los Llanos region of Colombia
Close-up of an african clawed frog (Xenopus laevis) also known as african clawed toad frog in water.
The Electric Blue Neon Dwarf Goby (Stiphodon atropurpureus) is a very rare freshwater dwarf goby that is native to Japan, Taiwan, and Micronesia.
Sturgeon underwater in aquarium
Weather loach (Misgurnus fossilis) in natural habitat pond. Underwater shot in the river. Wildlife in nature. Underwater photography of Weatherfish in natural habitat with blurred background.
Yellow Spotted gar fish lies on sandy bottom.
Swimming grass snake (Natrix natrix), sometimes called the ringed snake or water snake,
When the catfish pond is drained, we can see the catfish clearly. The catfish in the pond began to move and run to find a water source. catfish is delicious to eat.
Pacific herring swimming in the aquarium
Background, texture of sturgeon fish in the water. Live sturgeon fish swim in the water. The fish is grown on the farm.
Captive frog in an aquarium tank outside in Florida.
Mudskipper on Mud Flat
Aquarium tropical fish: otocinclus
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