Discovered in October by citizen science volunteers working with the U.S. Forest Service, the San Diego River Park Foundation, and the Nat, presence of the beetle in the San Diego River watershed means probable habitat loss for endangered animal species. The Bell’s vireo and the willow flycatcher nest in riparian habitats (next to a water source), where Perez said healthy “soggy root” trees are vulnerable.
https://www.sandiegoreader.com/news/2018/dec/21/stringers-shot-hole-beetle-invades-san-diego-river/
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