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Salmon fish swimming in water, Norway.
Tenkara traditional style Japanese fishing in a natural mountain stream. Close up of a freshwater fish just caught with hook in its mouth.
View from above of a trout suspended in a stream.  Small stream in Sequoia National Park, California.
A carnivorous freshwater fish that inhabit clear, vegetated lakes, ponds, swamps, and rivers.
Oshorokoma in Rausu, Shiretoko, eastern Hokkaido
Kokanee salmon spawning in a remote stream. British Columbia, Canada. Kokanee salmon - a landlocked species of salmon - turn bright red in late fall during spawning. The clear creeks in the region provide an impressive show of colour during this annual event. Bears, wolves, coyotes, eagles and other carnivores frequent these streams to feed on the fish. The fish lay their eggs and then die.
Closeup side view of a chum salmon in Seattle, WA in Seattle, Washington, United States
Many sockeye salmon spawning on the fast flowing Alaskan Russian River.\n\nTaken in Homer, Alaska, USA
A young fly fisherman casting to a Chinook salmon in the tail of a pool on a Great Lakes tributary river.  The salmon is visible in the center bottom of the frame in front of the rock.
angry Group fishes in the river. the fish farm in nuwara eliya sri lanka-
River fish living in clean water
Arctic grayling (Thymallus arcticus) is a species of freshwater fish with a slender body and a large sail-like dorsal fin, which is adorned with vibrant hues of blue, green, and purple. It is native to the northern regions of North America and Eurasia, particularly the Arctic and subarctic regions.
Silver Carp, hypophthalmichthys molitrix
Head shot close-up of a large Rainbow Trout with fishing fly in it's mouth. Was caught on a fly in Fall River, a Central Oregon river. Fall River is a tributary to the Deschutes River. A popular fish in Oregon lakes and rivers. Bend, Oregon.
A Grayling (scientific name Thymallus thymallus) and a brown trout (scientific name Salmo trutta) compete for position in the river Anton, a UK chalk stream river in southern UK.
a fisherman holding a small speckled trout
A Japanese man Fly Fishing in a small mountain river with a waterfall behind him.
Exotic river fish in the water column
Dead fish in a pond with a water lilies
A rainbow trout (oncorhynchus mykiss) swims in turquoise clear water.  The former latin name was Salmo gairdneri.
Salmon swimming upstream to lay their eggs before they die. Then they will be left as nutrients for their young, the bears and the wildlife around them, and also to benefit the environment.
A middle-aged sports woman fly-fishing in the Arkansas River near Leadville, Colorado.
Close-up view of a Giant gourami (Osphronemus goramy)
Swimming grass snake (Natrix natrix), sometimes called the ringed snake or water snake,
A big northern pike (Esox lucius) in a lake
Salmon run in Ontario
holding nice fish
Many sockeye salmon spawning on the fast flowing Russian River.\n\nTaken in Alaska, USA
smallmouth bass underwater
Transparent Waters of Plitvice Lakes National Park
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