Roy's Dam is in Lagunitas Creek, CA and suffered from a non-functioning fish ladder

Roy’s Dam is in Lagunitas Creek, CA and suffered from a non-functioning fish ladder. Fish were attracted to the current and did not attempt to get up the ladder. Thus, the ladder impaired their spawning migration. This image shows the dam and ladder before restoration.

Photo Location: Roy’s Dam, Marin County, California
Photo Date: December 12, 1996