Signal crayfish are not native to Alaska. Discovered in the Buskin River in 2001, the population is now well established and breeding. Lisa Hupp/USFWS Kayla Desroches/KMXT What kind of threat do invasive crayfish in Alaska pose to subsistence resources? That’s a question the Sun’aq Tribe won a grant to study. The award was announced Tuesday. Tribal biologist Kelly Krueger says …
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