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A salmon run is an annual fish migration event where many salmonid species, which are typically hatched in fresh water and live most of the adult life downstream in the ocean, swim back against the stream to the upper reaches of rivers to spawn on the gravel beds of small creeks. After spawning, all species of Pacific salmon and most Atlantic ...
The sockeye salmon (Oncorhynchus nerka), also called red salmon, kokanee salmon, blueback salmon, or simply sockeye, is an anadromous species of salmon found in the Northern Pacific Ocean and rivers discharging into it. This species is a Pacific salmon that is primarily red in hue during spawning. They can grow up to 84 cm (2 ft 9 in) in length ...
Atlantic salmon. The Atlantic salmon (Salmo salar) is a species of ray-finned fish in the family Salmonidae. It is the third largest of the Salmonidae, behind Siberian taimen and Pacific Chinook salmon, growing up to a meter in length. Atlantic salmon are found in the northern Atlantic Ocean and in rivers that flow into it.
Salmon is a popular food fish. Classified as an oily fish, [ 108 ] salmon is considered to be healthy due to the fish's high protein, high omega-3 fatty acids, and high vitamin D [ 109 ] content. Salmon is also a source of cholesterol, with a range of 23–214 mg/100 g depending on the species. [ 110 ]
The kype is the hook on the lower jaw which some salmonids develop before the breeding season. A kype is a hook-like secondary sex characteristic which develops at the distal tip of the lower jaw in some male salmonids prior to the spawning season. [1][2] The structure usually develops in the weeks prior to, and during, migration to the ...
These are seasonal structures, releasing their contents during the breeding season, and then being reabsorbed by the body. Before the next breeding season, new sperm ampullae begin to form and ripen. The ampullae are otherwise essentially identical to the seminiferous tubules in higher vertebrates, including the same range of cell types. [2]
The Chinook salmon / ʃɪˈnʊk / (Oncorhynchus tshawytscha) is the largest and most valuable species of Pacific salmon. [ 2 ] Its common name is derived from the Chinookan peoples. Other vernacular names for the species include king salmon, Quinnat salmon, Tsumen, spring salmon, chrome hog, Blackmouth, and Tyee salmon.
Assynt salmon hatchery, near Inchnadamph in the Scottish Highlands Very young fertilised salmon eggs, notice the developing eyes and vertebral column. Salmon egg hatching: In about 24 hr, it will be a fry without the yolk sac. The aquaculture or farming of salmonids can be contrasted with capturing wild salmonids using commercial fishing ...