- HistoryLink.org
HistoryLink.org is the continually evolving online encyclopedia of Washington state history. We provide a free, authoritative, and easily accessible reference for the benefit of all. With a few noted exceptions, all articles on this site are original works prepared exclusively for HistoryLink.org by staff historians, contract writers, volunteers, and consulting experts.
- Skagit Headquarters Wildlife Area Unit (wdfw.wa.gov)
The Skagit Headquarters Unit is tidal marsh (estuary) on Fir Island, west of and adjacent to Freshwater Slough. The unit is predominantly vegetated by cattail and sedge and used extensively by waterfowl and other waterbirds, shorebirds, raptors, and passerines.