Tuesday, April 2, 2013

Where do those Chinook come from?

Here's a new technical memorandum on genetic analysis of Chinook salmon taken as bycatch during Alaska's pollock trawl fisheries in 2011.

The following, taken directly from the report abstract, is what federal scientists determined for the Bering Sea and Aleutian Islands fishery.

Based on the analysis of 2,473 Chinook salmon bycatch samples collected throughout the 2011 BSAI walleye pollock (Theragra chalcogramma) trawl fishery, Coastal Western Alaska stocks dominated the sample set (68%) with smaller contributions from North Alaska Peninsula (9%), British Columbia (8%), and U.S. west coast (6%) stocks.

11 comments:

  1. It would seem that some obvious area/timing closures whould ensue. Those peaks of bycatches are pretty bold.

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  2. could you (or someone) translate thqat into real numbers?

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  3. Are they allowed to give our
    Disaster relief funds to the
    B. C. Fleet.
    I'M sure that will be suggested
    by one of our Senator's.or member
    of our NPFMC.

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  4. Week 42 doubled the "Oh"...

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  5. This proves that the Pollock Fishery of the Bering Sea is responsible for killing off the King Salmon of Western Alaska.

    It's no wonder they came up with the CDQ program twenty-one years ago. It's a pay-off at it's finest. Except the wrong people are getting paid off. The Pollock Fishery kings are the real benefactors.

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  6. 68% are Coastal Western Alaska

    It's no wonder that the King Salmon returns crashed and continue to crash in their downward spiral. Brood stock killed in the sea before their return to the rivers to spawn.

    Western Alaska people need to become Homeless in Seattle in order to get a taste of their cultural and traditional food!

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  7. Aren't there other drag fisheries that also catch salmon (and halibut)? If so, the numbers we are seeing here regarding number of kings wasted are only a portion of the actual loss.

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  8. Yes 11:30 These are the Federal fisheries. Do not include state pollock, kodiak seine,setnet or the 6-7000 kings caught by the Kodiak sport/charter.
    All these togerther are 20,000+ kings in addition to the federal removals.
    It would be nice to get the whole picture of Federal and State king removals in and around GOA and the stream origins.

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  9. Homeless in Seattle

    Get to Eat

    Like Kings

    On The Wanton Waste

    From the Bering Sea

    ReplyDelete