A relatively small river with a huge impact, the Stillaguamish is at the leading edge of salmon declines and habitat conservation concerns in Washington state and across the West Coast.
https://github.com/davepinch/pinchy.cc/blob/master/content/topics/places/rivers/stillaguamish-river/restoration/wdfw.wa.gov.md
Campbell died at his home in Honolulu, Hawaii, on October 30, 1987, from complications of esophageal cancer.