UPDATE: Body of Dubuque County drowning victim found - KWWL.com

Authorities have found the body of a man that drowned in the Mississippi River early Saturday morning.

Captain Dale Snyder with the Dubuque County Sheriff's Office identified the man as 30-year-old James Hopkins, of Dubuque. Hopkins had last been seen fishing from shore at Massey Marina Park around 3:30 a.m.

Hopkins body was found at about 11:30 a.m. Monday, four to five miles downstream from Massey Marina Park.

Sgt. Tom Reittinger with the Dubuque County Sheriff's Office said Hopkins had been camping with family members at the park. He said alcohol was involved with this incident. Family members said that Hopkins had been drinking.  Reittinger said clothes that Hopkins had been wearing that day were found on shore.

Reittinger said the man and his family had only recently moved to the Dubuque area from out of state. Family members watched the search unfold from their area in the campground.

Officials received the call around 8:30 Saturday morning. About 25 people responded, and officials were using seven boats and a jet ski that afternoon to search for the body.

The Iowa Medical Examiner's Office in Ankeny will determine the cause of death.