Lake Forest Park Stewardship Foundation: http://www.lfpsf.org

Friends of the Cedar River Watershed:http://www.cedarriver.org 
The "Friends" is a non-profit organization founded in 1996 to protect the Cedar River Watershed, an ecological preserve that is the source of drinking water for more than one million residents of the greater Seattle area. Find out about their exciting programs: "Salmon Journey" (volunteer naturalists), habitat restoration (hands on!), Watershed Report (videos).

Adopt-A-Stream Foundation: http://www.streamkeeper.org/ 
This organization has been quite active in Lake Forest Park for several years, doing stream side restorations on public and private property.

Puget Sound Streams Benthos:  
http://www.pugetsoundstreambenthos.org Benthic macroinvertebrate data from all over the region, including data collected by the Lake Forest Park streamkeepers. Under the Analysis tab you can search the results map or results table by stream name, site code, city, etc.

Streamkeepers of Clallam County:http://www.clallam.net/streamkeepers

StreamNet: http://www.streamnet.org 
A data repository for the Northwest Regions streams. Administered by the Pacific States Marine Fisheries Commission .