summer flows as well as a smaller fish ladder around a diversion dam blocking access to upper Alameda Creek, which is regarded as prime trout habitat. The San Francisco Public Utilities Commission removed two disused dams in the Niles Canyon reach of Alameda Creek to improve fish passage following assessing impacts in an Environmental Impact Report under CEQA. Downstream of San Francisco's dams, the Alameda Creek Alliance has helped to initiate the removal of 11 barriers to fish passage since 2001. Alameda Creek Regional Trail The Alameda Creek Regional Trail runs along Alameda Creek for . The trail starts in the Niles neighborhood of Fremont and continues westward to the San Francisco Bay through the cities of Union City and Newark. The trail consists of two parallel paths, one on each side of Alameda Creek. The path on the south side of the creek is paved, and can be used by pedestrians and bicyclists. The path on the north side of the creek is unpaved, and can be used by pedestrians, bicyclists, and equestrians. The trail provides direct access to Coyote Hills Regional Park and Quarry Lakes Regional Recreation Area. See also California Fur Rush List of watercourses in the San Francisco Bay Area Niles Cone Notes References External links Lower Alameda Creek Watershed Map Upper Alameda Creek Watershed Map Alameda Creek Regional trail information at East Bay Parks Hiking Trails in Alameda County - Berkeley Wiki Alameda Creek Alliance Alameda Creek Restoration Fisheries Workgroup El Camino Viejo Bike paths in the San Francisco Bay Area Rivers of Alameda County, California Rivers of Santa Clara County, California Tributaries of San Francisco Bay Rivers of Northern California