http://en.wikipedia.org/wiki/Fishing_weir The Science of Fishing Traps Fishing is a commercial activity done at an exporting level in some countries. In other countries, fishing seems to be a leisure activity for most people. In the U.S mainly, both adults and kids love catching these creatures. In order to catch fish for export or domestic use, fishermen have to use fishing traps. These are just snares without which the activity would be possible. There are different types of traps and their major disparity is the way they are set. Some are huge structures attached to the shores of the water body. Others are just simple, tinier structures held by hand or set from a vessel. Often, the smaller snares' other name is pots. In order to purchase the most suitable trap, you need to know what is available. A common design available includes the type that forms a barrier or a wall. In short, immediately after the fish enters, the fisherman creates a barrier that...