Green Crab Discoveries in Ketchikan Show the Invasive Threat is Spreading in Alaska
On a sandy beach in a state park in Ketchikan, a group of local beachcombers encountered something ominous: shells of two invasive European green crabs, shed as part of the creatures' growth process.
That discovery, made during a June 6 beach survey that was part of a class held by the University of Alaska Southeast Ketchikan campus, led to more in the community.
It makes Ketchikan the newest known Alaska beachhead in a northward invasion of non-native crabs that are known to wreak havoc on native...
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