The body of the swimmer reported missing was found in Coronado on Sunday, officials said.
The person was reportedly on a boat in the San Diego Bay when they ended up in the water, SDFD Lifeguard Cpt. Sean Carey said.
Search and rescue crews searched on Coronado's shores for the swimmer.
It was unclear what time the swimmer was reported missing and when the body was found.
Get top local stories in San Diego delivered to you every morning. Sign up for NBC San Diego's News Headlines newsletter.
San Diego Harbor Police are conducting an investigation.
No other information was available.
This is an active story that NBC 7's digital team will update as soon as more information arrives into the newsroom.
