Trawling's a method of fishing that involves pulling a large fishing net through the water behind one or more boats. The net that's used for trawling's called a trawl. The boats that're used for trawling are called trawlers. Trawlers vary in size; from small open boats with only 30 hp to large factory trawlers with over 10,000 hp. Trawling can be carried out by one trawler or by two trawlers fishing cooperatively (pair trawling). Trawling can be contrasted with trolling, where baited fishing lin… (More on Trawling)