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Salmon escapement is the amount of a salmon population that does not get caught by commercial or recreational fisheries and return to their freshwater spawning habitat. [1] Estimates of these amount are calculated with statistical analysis using data collected during that particular run season.
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.
Salmon swimming upstream in a river in Alaska. The survival of wild salmon relies heavily on them having suitable habitat for spawning and rearing of their young. [1] This habitat is the main concern for conservationists. Salmon habitat can be degraded by many different factors including land development, timber harvest, or resource extraction. [2]
The salmon harvest in Alaska is the largest in North America and represents about 80% of the total wild-caught catch, with harvests from Canada and the Pacific Northwest representing the remainder [1] In 2017 over 200 million salmon were caught in Alaskan waters by commercial fishers, representing $750 million in exvessel value.
The Association's programs include hatcheries that produce salmon fry, which are released in streams and lakes; construction and maintenance of salmon migration routes, referred to as "fishways"; and scientific research into salmon breeding and behavior patterns. CIAA works closely with the Alaska Department of Fish and Game, who still own two ...
Commercial fishermen in Alaska, early 20th century. Alaska's commercial fishermen work in one of the world's harshest environments. They endure isolated fishing grounds, high winds, seasonal darkness, very cold water, icing, freezing cold temperatures, days upon days away from family, and short fishing seasons, where very long work days are the norm.
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