This donated property preservers two acres on Samish River, with about 900 feet of Samish River shoreline, north of Burlington. The property is made up of mixed native forest and riparian habitat.

Koetje is home to salmon, songbirds, and red-legged frogs. Major flora include douglas fir, western red cedar, red alder, big leaf maple, and western hemlock. Skagit Land Trust is working to protect fish and wildlife habitat along the Samish River.