Here is an extended interview with dockmaster George Reeder.
The 63-year-old dived into the water at Watchet marina to drag out a buggy after it was blown in by a gust of wind.
Six-month-old Sam Cooper Stevens spent several minutes trapped under the water.
More top news
Bristol West MP says pubs in parts of the city have closed as a result of the arrival of Somali immigrants
Our political reporter Bob Constantine gives his view on George Osborne and David Cameron's visit to the West.
Residents living near the Somerset Levels are positive the dredging of 150,000 cubic metres will prevent any serious flooding