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Hornets, crabs and rodents: setting traps to locate and contain invasive species

While media reports were raising alarms about an invasion of dangerous “murder hornets,” Washington state entomologists were quietly planning a trapping program, which will mark the beginning of a search-and-destroy mission against the Asian giant hornets. Trapping has become a primary tool in the early detection of invasive species. Traps are often used to control …

View the European green crab story map at https://arcg.is/4SbC0

Story map details efforts to stop green crabs in Puget Sound

Researchers have been on high alert since the 2016 discovery of the invasive European green crab in Puget Sound. So far, monitoring teams have found relatively few crabs, but experts worry that a population could grow rapidly and damage the native ecosystem. Now a collaboration of volunteers, agencies and tribes is working to stop the …