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STUDY DETAILS ROLE OF SMOLT ‘TIMING’ IN POST-HYDRO MORTALITY
Posted on
Friday, December 08, 2006 (PST) |
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Timing, not the stress from barge travel, is the most likely reason that transported juvenile Snake River spring chinook salmon have greater overall post-Bonneville Dam mortality than those migrating in-river to the ocean, according to an article published in the November edition of the American Fisheries Society's on-line journal “Transactions.”
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PRELIMINARY FORECAST HAS REDUCED FALL CHINOOK RETURN IN 2007
Posted on
Friday, December 08, 2006 (PST) |
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The number of returning Columbia River fall chinook salmon next year will likely fall below 400,000 adult fish for the second year in a row, according to a preliminary forecast issued this week by the Oregon and Washington departments of fish and wildlife.
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WASHINGTON TOUGHENS WATER QUALITY RULES FOR FISH HABITAT
Posted on
Friday, December 08, 2006 (PST) |
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The Washington Department of Ecology has revised a portion of the state's water quality standards that officials say will make dozens of watersheds across the state healthier for salmon and trout.
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STUDY DOCUMENTS GLOBAL WARMING LINK TO OCEAN PRODUCTIVITY
Posted on
Friday, December 08, 2006 (PST) |
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A 10-year, satellite-based analysis has shown for the first time that primary biological productivity in the oceans - the growth of phytoplankton that forms the basis for the rest of the marine food chain - is tightly linked to climate change, and would be reduced by global warming.
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COUNCIL ECONOMIC ADVISORS TO REVIEW SELECT FISHERIES REPORT
Posted on
Friday, December 08, 2006 (PST) |
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A long-running terminal fishing program in the Columbia River estuary costs more than the benefit it generates but does perform better economically than other basin harvest-producing enterprises, according to a recently completed draft report.
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