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A grizzly bear ambushing a jumping salmon during an annual salmon run. A salmon run is an annual fish migration event where many salmonid species, which are typically hatched in fresh water and live most of their 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.
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 ...
Chum salmon. Chum salmon are also named dog or calico salmon. The species develop large, canine-like teeth during spawning, and typically grow to 10-15 pounds but can be as large as 33 pounds.
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 ...
The work will allow the river to flow freely in its historic channel, giving salmon a passageway to key swaths of habitat just in time for the fall Chinook, or king salmon, spawning season.
The work has given salmon a passageway to key swaths of habitat just in time for the fall Chinook, or king salmon, spawning season. Standing at Iron Gate Wednesday morning, Amy Bowers Cordalis, a Yurok tribal member and attorney for the tribe, cried as she watched water spill over the former dam and slowly flow back into the river.
The fish releases the spores after spawning. In the Henneguya case, the spores enter a second host, most likely an invertebrate, in the spawning stream. When juvenile salmon migrate to the Pacific Ocean, the second host releases a stage infective to salmon. The parasite is then carried in the salmon until the next spawning cycle.
The 2023 salmon fishing season. ... causing mass die-offs on spawning grounds or isolating salmon so they can never reach their spawning grounds to lay eggs. ...