Report Shows Northwest Watercraft Inspections In 2020 Intercepted 107 Mussel-Fouled Boats, Up From 2019
April 30th, 2021
A draft report by the Pacific States Marine Fisheries Commission shows that funding for watercraft inspection stations in the four Northwest states in 2020 remained nearly the same as levels spent in 2019. However, interceptions of small watercraft infested with zebra or quagga mussels at the states’ borders rose by 15 percent.
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Oregon Issues Emergency Rules Prohibiting Import Of Aquarium Moss Balls That Might Carry Zebra Mussels; Washington ‘Don’t Let It Loose’ Art Contest
April 22nd, 2021
The Oregon Department of Agriculture has filed emergency rules prohibiting the import of Marimo or moss balls infested with invasive zebra mussels.
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Managing Lake Pend Oreille Fisheries: 240,000 Non-Native Lake Trout Removed Since 2006, Walleye Now Targeted
April 9th, 2021
On the heels of a successful and significant reduction of lake trout in Lake Pend Oreille, Idaho is now using some of the same methods – gillnetting and an angler rewards program – it used to fight lake trout in a new effort to reduce the population of invasive walleye in the lake.
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B.C. Conservation Officers Seize Nearly 3,000 Moss Balls Suspected Or Confirmed To Carry Invasive Zebra Mussels
April 9th, 2021
Nearly 3,000 moss balls, which are suspected or confirmed to be contaminated with zebra mussels, have been seized or surrendered to British Columbia conservation officers as part of widespread efforts to stop the potential spread of the invasive species.
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Precautionary Tale On Eradicating Invasive Species: ‘Don’t Try To Get Them All, Or Could Come Back To Bite You’
March 18th, 2021
Some invasive species targeted for total eradication bounce back with a vengeance, especially in aquatic systems, finds a study led by the University of California, Davis.
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Invasive Zebra Mussels Found In Pet Stores In 21 States, Including Northwest: ‘This Was Not A Pathway We’d Been Aware Of Until Now’
March 11th, 2021
A citizen’s report of an invasive zebra mussel found in an aquarium moss package found in a pet store prompted a U.S. Geological Survey expert on invasive aquatic species to trigger nationwide alerts last week that have led to the discovery of the destructive shellfish in pet stores in at least 21 states from Alaska and the Northwest to Florida.
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‘Functional Eradiction’: Canadian Study Says Limiting Invasive Species May Be Better (Achievable) Goal Than Elimination
March 5th, 2021
Managing invasive species--not eliminating them altogether--is a better use of time and conservation resources in many cases, according to a study led by a University of Alberta biologist.
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Washington Aquatic Invasive Species Unit Finds, Decontaminates Record Number Of Mussel-Infested Boats In 2020; Feds Sign MOA To Boost Coordination
December 3rd, 2020
The Washington Department of Fish and Wildlife’s Aquatic invasive species unit in 2020 detected more boats than ever fouled with non-native organisms.
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After B.C. Discovery Scientists Monitoring Alaskan Waters For Invasive, Voracious European Green Crab; Threat To Salmon, Dungeness Crab
December 3rd, 2020
Natural resource managers in British Columbia discovered several adult male and female European green crabs on Haida Gwaii this past July. Alarm bells immediately went off for biologists in Alaska.