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A large, freshly caught Steelhead or Rainbow Trout.  Steelhead are a strain of ocean or lake run rainbow trout that return to rivers to spawn.  They are typically larger than resident stream rainbow trout and are genetically distinct.
Closeup view of salmon in a river in Seattle, Washington in Seattle, Washington, United States
Close-up as a man carefully returns a brown trout to a river after catching it.
Catfish eat food that feeds many freshwater fish for agriculture and aquaculture
Swimming grass snake (Natrix natrix), sometimes called the ringed snake or water snake,
Fly fishing for coho salmon in Alaska
trout swim up a small creek in south western Montana to spawn
Carp fishes float in still water at Shirakawa-go village, the world heritage, Japan.
Many sockeye salmon spawning on the fast flowing Russian River.\n\nTaken in Alaska, USA
Closeup side view of a chum salmon in Seattle, WA in Seattle, Washington, United States
Rainbow trout caught on a green fly, hook is in its mouth. A popular fish in Oregon lakes and rivers. Green water background with copy space.
Releasing a King Salmon caught on a fly in Alaska.
River fish living in clean water
Close-up of a fresh rainbow trout isolated on a white background without shadows
Trout Fish Caught in Net - View of fish caught in fishing net after being caught fly fishing. Catch and release ethics.
Chinook Salmon swimming in water.
Salmon run up stream through the ladder at the Ballard locks.
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.
Fresh sea bream isolated on white
Catfish fish swims on the surface of the water.
A rainbow trout (oncorhynchus mykiss) swims in turquoise clear water.  The former latin name was Salmo gairdneri.
Fly fishing for coho salmon in Alaska
trout swim up a small creek in south western Montana to spawn
Eastern Hokkaido, cherry salmon migration upstream
Caught Rainbow Trout swimming with green fly in mouth. A popular fish in Oregon lakes and rivers.
Fear Salmon Oncorhynchus tshawytscha Issaquah Hatchery Washington.  Salmon swim up the Issaquah creek from the sea and are caught in the Hatchery.  In the Hatchery, they will be killed for their eggs and sperm, which will be used to create more salmon.  The salmon appear to know their fate.  Most salmon caught were originally born in the Issaquah hatchery.
Pink salmon or humpback salmon (Oncorhynchus gorbuscha) is a species of anadromous fish in the salmon family. It is the smallest and most abundant of the Pacific salmon. Pink salmon run.  Prince William Sound; Alaska; Chugach National Forest;  Nellie Juan-College Fiord Wilderness Study Area; .Pacific Ocean; Gulf of Alaska.
Brown trout fish isolated on white background
Lots of fish in Lake Mead
Free Images: "bestof:Columbia River Chinook Salmon.jpeg check categories 17 August 2015 1 Columbia River Chinook Salmon Subject Chinook Salmon Tag Fish 1913 Cite book Biennial"
Oncorhynchus tschawytscha chinook salmon fish in river.jpg
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Adult king salmon chinook fish oncorhynchus tshawytscha.jpg
Blackmouth chinook king salmon fish oncorhynchus tshawytscya.jpg
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Chinook salmon swiming in water.jpg
Fisherman with adult chinook king salmon.jpg
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Narraguagus river habitat for atlantic salmon.jpg
Recreational salmon fishing for kings or also called chinook black or blackmouth.jpg
An atlantic salmon parr of the machias river in eastern maine.jpg
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Adult chinook commonly called king salmon oncorhyncus tshawytscha.jpg
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Headwaters of the Columbia river in the Canadian rockies.jpg
Adult sockeye salmon encounter a waterfall on their way up river to spawn.jpg
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Man with fish chinook salamon oncorhynchus tschawytscha.jpg
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Fish hatcheries atlantic salmon in hatchery.jpg
Pacific salmon fish underwater oncorhynchus.jpg
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Animal king salmon fish.jpg
Fisherman caught chum salmon fish oncorhynchus keta.jpg
Brown bear feeding on salmon fish ursus arctos.jpg
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Salmon alevin on white background.jpg
Silver salmon lake outlet.jpg
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Fisherman with fly rod caught red sockeye salmon fish.jpg
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Brown bear feeding on salmon.jpg
Brown bear in dog salmon creek.jpg
Fisherman with a nice chum salmon.jpg
Subsistence catch of dog salmon.jpg
Bear on banks of dog salmon creek.jpg
Brown bear sow with salmon ursus arctos.jpg
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Colubia river waterfall.jpg
Swamp river delta.jpg
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Service hatchery staff crowd juvenile salmon out of a raceway.jpg
Stillwater river nature habitat.jpg
Upper Ivishak river valley from plane.jpg
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Becharof National Wildlife Refuge,Alaska.jpg
Anglers read about the life cycle of the red sockeye salmon.jpg
Aerial view of the Yukon river.jpg
Scammon bay village.jpg
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Food salmon.jpg
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River fish camp.jpg
Salmon fish swimming upstream.jpg
Salmon fish drying on racks.jpg
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Alaska salmon.jpg
Small salmon alevin.jpg
Salmon in stream water.jpg
Spawning sockeye red salmon fish.jpg
Atlantic salmon smolts.jpg
Dead king salmon in water.jpg
King salmon mouth with black gum line.jpg
Red salmon or sockeye salmon in spawning bed.jpg
Silver salmon or coho salmon catch.jpg
Sockeye salmon on spawning grounds.jpg
Alaska salmon jumping out of water.jpg
Dam on Columbia river.jpg
Salmon egg fry underwater in wild.jpg
Sockeye salmon on spawning grounds redd sockeye redd.jpg
Close up of fall tule chinook.jpg
King salmon draying on roacks oncorhynchus tshawytscha.jpg
Man collecting red salmon otoliths.jpg
Fishermans with fish silver salmon.jpg
Fisherman with king salmon.jpg
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SUNRISE_OVER_THE_COLUMBIA_RIVER_NEAR_THE_WASHINGTON-OREGON_BORDER._(FROM_THE_SITES_EXHIBITION._FOR_OTHER_IMAGES_IN..._-_NARA_-_553816.jpg
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