Some of the sources I’ve found useful for research:
Hindsight and Popular Astronomy by Alan B. Whiting World Scientific / Amazon
Whelks to Whales, Coastal Marine Life of the Pacific Northwest by Rick M. Harbo Amazon / Barnes & Noble
Coastal Fishes of the Pacific Northwest by Andy Lamb and Phil Edgell Harbor Publishing / Amazon
The Worst Hard Time by Timothy Egan Timothy Egan Books