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Outrigger trawlers use outriggers, or booms, to tow the trawl. These outriggers are usually fastened to, or at the foot of the mast and extend out over the sides of the vessel during fishing operations. Each side can deploy a twin trawl or a single otter trawl. Outrigger trawlers may have the superstructure forward or aft.
An outrigger is a projecting structure on a boat, with specific meaning depending on types of vessel. Outriggers may also refer to legs on a wheeled vehicle that are folded out when it needs stabilization, for example on a crane that lifts heavy loads.
In the case of two outriggers, one is mounted to either side of the hull. These are called outrigger canoes. Many of the fishing boats in Indonesia and the Philippines are double-outrigger craft, consisting of a narrow main hull with two attached outriggers, commonly known as jukung in Indonesia and banca in the Philippines. [30]
A trawler is a fishing vessel designed to use trawl nets in order to catch large volumes of fish. [24] Outrigger trawlers – use outriggers to tow the trawl. These are commonly used to catch shrimp. One or two otter trawls can be towed from each side. Beam trawlers, employed in the North sea for catching flatfish, are another form of outrigger ...
The boats that are used for trawling are called trawlers or draggers. Trawlers vary in size from small open boats with as little as 30 hp (22 kW) engines to large factory trawlers with over 10,000 hp (7.5 MW). Trawling can be carried out by one trawler or by two trawlers fishing cooperatively (pair trawling). Trawling can be contrasted with ...
Outrigger fishing canoes are also used among certain non-Austronesian groups, such as the Sinhalese in Sri Lanka, where they are known as oruwa, [10] as well as among some groups in the Andaman and Nicobar Islands. [11] They can also be found in East Africa (e.g., the ungalawa of Tanzania).
The three vessels can cover 4,000 nautical miles and each speeds of up to 14 knots.
Artist's conception of tuna trolling operation, using outriggers to tow multiple trolling lines and give the appearance of schooling fish. Trolling is a method of fishing where one or more fishing lines, baited with lures or bait fish, are drawn through the water at a consistent, low speed.