Whipple said it was about 4 feet in diameter.
McDaniel jumped into the water after the accident to help keep Dixon from drowning. They then got the attention of boaters on a pontoon boat, which then took Dixon to land, WJCL reported.
Dixon suffered broken ribs, a concussion and injuries to his lungs, back and neck, according to his brother. He was ICU at Savannah Memorial Hospital for two days before being released.