Article Abstract:
The shift in the peak migration season of the sockeye salmon (Oncorhynchus nerka) in the Fraser River in British Columbia, Canada by more than 6 weeks is reported. However, fisheries managers are unable to effectively allocate harvest quotas, while ensuring that sufficient fish are able to not only reach the spawning sites, but also successfully reproduce.
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Article Abstract:
Dam proposals in Mesoamerica are threatening to eliminate diversity of ecosystems throughout the region. Biologists and activists should actively take part because the threat to fisheries is not only in the entire region but worldwide.
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Article Abstract:
The genetic and ecological structure of sockeye salmon fishery found in Bristol Bay, Alaska is discussed. This is one of the largest commercial fisheries in North America with annul production of 5-40 million.
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