This shoal is visible in the satellite view, but not on the chart. Watch out!

Local Guide, Manatee River: Beware Unmarked Shallows

3/17/2012 - On the Manatee River in Bradenton, Florida, just outside (100 - 200 yards to the northeast) of the Twin Dolphin Marina entrance there is a very shallow area - about 3 feet. It is between the Route 41 bridge channel and the actual entrance to the marina. The problem arises… SEE MORE