North Fork of the American
Alex Glaser
Willow-flycatcher nest

The Central Sierra Field Research Stations is a regional group of UC Berkeley field research & education reserves located on both sides of the crest of California's Sierra-Nevada mountains, north of Lake Tahoe (see area map).

Several of the CSFRS reserves lie within the headwaters of the North Fork of the American River. On September 26, 2006, a consortium of land owners & managers including: the North Fork Association, Chickering Parnership, USDA Forest Service Tahoe National Forest, US Forest Service Pacific Southwest Research Station & Regents of the University of California signed a Conservation and Research Agreement (with introductory letter) addressing future cooperative management of the approximately 19,670 acres of public & private lands in this watershed. More info.

North Fork, American River resources:

CSFRS is under the faculty direction of UC Berkeley Professor Rauri Bowie and is comprised of:


Sagehen Creek Field Station serves as the hub of this network, offering accessible accomodations, classrooms, support & resources unavailable at the other, sometimes remote reserves.

For information regarding access to the reserves, publications, theses, additional data, etc. please contact the individual Reserve Managers through their web-sites (where available), or reach Jeff Brown, CSFRS Director, resident at Sagehen Creek Field Station.

Researchers can apply to use these reserves here.

The North Fork of the American River on iNaturalist: download species lists, see recent observations...