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Many problems with king run, but few tears shed

...2009. Note that in 2010 ADF&G started using their newfangled DIDSON Sonar system and hark, we now have a guestimated drastic decline in the chinook...the result of ADF&G buying into an expensive and possibly bogus new sonar system.
KRSA cause conflict in our community

...convert these numbers to be more reflective of the actual counting differences in transitioning to a technically improved sonar system. The old split-beam sonar counts were biased high because they counted too many Sockeye as Kings and the new Didson...
State takes on uncertain salmon counts

...difficult task in counting hundreds of kings among tens of thousands of sockeye -- is the lack of confidence in two sonar systems previously used. Both target-strength (amplitude of signal) and echo-length (duration of signal) sonar counters...
Fish fix: Department changes sonar counting procedures

...Kenai River salmon. Department commercial fisheries biologist Jeff Fox said that initially, all estimates from a new sonar system were decreased by about 30 percent to fit the current numbers to escapement goals based on an old system that undercounted...
Cook Inlet salmon forecast is sunny

...past escapement goals for Kenai late-run sockeye salmon were set at 500,000 to 800,000 fish. Based on the new sonar system that goal changes to 700,000 to 1.2 million salmon. "The DIDSON actually sees more fish, especially in the Kenai...
Fish board ups Kenai goals; Setnetters handed closure period

...past escapement goals for Kenai late-run sockeye salmon were set at 500,000 to 800,000. But based on the new sonar system the sustainable escapement goal range set by the department changed to 700,000 to 1.2 million salmon. That range...
Hearing held on use of sonar to track whales

...because they harm whales. And in November, the U.S. Navy agreed to temporarily scale back the testing of a new sonar system designed to detect enemy submarines after a federal magistrate halted the project. The judge said a similar Navy sonar...

06/24/03Tuesday, June 24, 2003 Sonar system provides data for 'in-season' fish regulations Borough finance director taking job in Anchorage Cook Inlet salmon pricing...


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