A fishing method with a gear towed through the water. The bottom trawling is used for demersal species. The mid-water trawls are used to capture pelagic species that move at various levels between the sea bed and the surface.

- Multi-rig trawling, pair trawling – The fishing method with two small otter trawls towed from twin outrigger booms. The warps are led from the winch to the towing blocks at the boom ends and to the bridle attached to the doors of the net.

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