Kenneth Walker was at the site Sunday and identified the man who drowned as his younger brother. On Sunday, Hamilton would have turned 35 years old, Walker said. Hamilton is from the East Bay and had never visited Forestville before Saturday, but drove up with his girlfriend to celebrate his birthday.

The Sonoma County Sheriff's Office responded on Saturday to the Hacienda Bridge in Forest Hills after receiving reports of a man who used a rope swing to jump into the Russian River and did not resurface.

The body believed to be that of a man who was reported to be using a rope swing to jump into the Russian River on Saturday was recovered, the Sonoma County Sheriff's Office said.