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Bottom trawling is trawling (towing a trawl, which is a fishing net) along the seafloor. It is also referred to as "dragging". The scientific community divides bottom trawling into benthic trawling and demersal trawling. Benthic trawling is towing a net at the very bottom of the ocean and demersal trawling is towing a net just above the benthic ...
Fishing – the activity of trying to catch fish. Fisherman or fisher – someone who captures fish and other animals from a body of water, or gathers shellfish. Fishery – the activities leading to and resulting in the harvesting of fish. It may involve capture of wild fish or raising of fish through aquaculture.
Recreational boat fishing. Fly fishing from a dinghy. Recreational fishermen usually fish either from a boat or from a shoreline or river bank. When fishing from a boat, or fishing vessel, most fishing techniques can be used, from nets to fish traps, but some form of angling is by far the most common. Compared to fishing from the land, fishing ...
Trawling. Setting a trawl. Trawling is an industrial method of fishing that involves pulling a fishing net through the water behind one or more boats. The net used for trawling is called a trawl. This principle requires netting bags which are towed through water to catch different species of fishes or sometimes targeted species.
Gillnetting is a fishing method that uses gillnets: vertical panels of netting that hang from a line with regularly spaced floaters that hold the line on the surface of the water. The floats are sometimes called "corks" and the line with corks is generally referred to as a "cork line." The line along the bottom of the panels is generally weighted.
As trawlers resort to deeper and deeper waters to fill their nets, they have begun to threaten delicate deep-sea ecosystems and the fish that inhabit them, such as the coelacanth. [7] In the May 15, 2003 issue of the journal Nature, it is estimated that 10% of large predatory fish remain compared to levels before commercial fishing. [8] [9]
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