Army Corps Using Laser At McNary Dam To Discourage Avian Predation On Juvenile Salmon
November 27th, 2019
In an effort to discourage birds from snatching up juvenile salmon below McNary Dam, the U.S. Army Corps of Engineers Walla Walla District has bought a laser.
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Efforts On Early Detection Monitoring Of Invasive Species – Mussels, Pike — In Washington State Detailed; Environmental DNA Major Tool
October 17th, 2019
Two different anglers on two different waterbodies, but both in the anadromous zone of the Columbia River basin and both on the same day – July 17, 2017 – say they saw one of the most feared invasive predators in the basin, a northern pike. But, their alleged sightings were quickly debunked … by science.
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Washington Moves Pike To Most Unwanted Invasive Species List; Would Allow Governor To Declare Emergency
October 3rd, 2019
Northern pike were promoted to a short list of the most unwanted invasive species in the state of Washington on Friday by the state’s Fish and Wildlife Commission.
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Review Of Avian Predation Management; Efforts Coming Up Short On Goals As Harassed Birds Relocate
September 19th, 2019
For the most part, the double-crested cormorants that abandoned one of the largest cormorant colonies in the world, located at East Sand Island in the lower Columbia River estuary, simply moved a couple of miles upstream to the Astoria-Megler Bridge, according to a study in process.
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Fight Against Pike: Washington FW Commission Considers Raising Threat Level, Would Allow Emergency Declaration If Found Below Grand Coulee
September 13th, 2019
As efforts continue to curb the proliferation of northern pike in the Columbia River Basin, the state of Washington and co-management agencies are pursuing additional funding and flexibility to respond to the voracious predators entering the “anadromous zone” downstream from Grand Coulee Dam.
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NOAA Releases For Comment Draft Plan To Kill More Than 400 Sea Lions In Columbia River To Reduce Predation
September 5th, 2019
NOAA Fisheries has released a draft plan for public comment to remove and kill as many as 416 California and Steller sea lions each year in a 180 mile stretch of the Columbia River from just downstream of Bonneville Dam at river mile 112 upstream to McNary Dam at river mile 292.
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PUDs, Tribes Asking For Help From Anglers In Reducing Northern Pike Numbers Above Grand Coulee; $10 For Every Pike Head
August 29th, 2019
The Grant, Chelan and Douglas Public Utility Districts are contributing to an effort by tribes and state agencies to control Northern Pike, a voracious predator that, if not contained, could set back decades of salmon recovery efforts across the Pacific Northwest.
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No Observed Cormorant Breeding Pairs On Estuary Island, Plenty of Birds On Lower Columbia Bridge
August 8th, 2019
The goal at East Sand Island in the lower Columbia River estuary is to limit the number of double-crested cormorants nesting on the island to 5,600 breeding pairs to limit the birds’ impacts on juvenile salmon and steelhead, according to Jeffery Henon, spokesperson for the U.S. Army Corps of Engineers.
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Spring Season’s Last Sea Lion Predation Report: In May, Steller Numbers At Bonneville Dam Similar To Last Year, California Sea Lions Way Down
June 26th, 2019
The number of the larger steller sea lions searching for dinner in the Bonneville Dam tailrace was about the same for May this year as the numbers observed last year in May. However, the number of California sea lions has dropped this year.