Trawling - Wikipedia
网页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.
Fishing Gear: Bottom Trawls - NOAA Fisheries
网页Bottom trawling is a fishing practice that herds and captures the target species, like ground fish or crabs, by towing a net along the ocean floor.
Trawling - The Controversial Fishing Method - American Oceans
网页Trawling is the practice of towing a sizable net behind a boat through the sea. The net is typically supported or weighted to keep it open by a trawl door and can be dragged down the water column or along the ocean floor (bottom trawling) (pelagic trawling).
What is Bottom Trawling | Marine Stewardship Council - MSC
网页Bottom - or demersal - trawling is a fishing method that uses towed nets to catch fish and other marine species living on or close to the seabed. Bottom trawling includes several different types of fishing gear that use a cone-like net with a …
Harmful Gear: Trawls, Longlines, & Gillnets - Oceana USA
网页Trawling is one of the most harmful fishing methods. Enormous nets as wide as a football field are dragged through the water or across the seafloor, capturing almost everything in their path while damaging vulnerable habitat. Every year, trawlers around the world drag nets over an average of six million square miles, impacting an area ...
Trawling | Australian Fisheries Management Authority - afma.gov.au
网页2023年2月17日 · Trawling is one of the most common methods of fishing. Trawl nets are designed to be towed by a boat through the water column (midwater trawl) or along the sea floor (bottom trawl). Trawl nets are shaped like a cone or funnel with a wide opening to catch fish or crustaceans and a narrow, closed ‘cod-end’. Trawls can be used at various ...
What Is Fishing Trawlers? Their History, Design, Types, Pros
网页2024年7月5日 · Basically, trawling is a fishing procedure that involves dragging a large net, called a trawl fishing net, through the water behind one or more vessels. A trawler vessel uses trawl nets, which are usually pulled …
Infographic: What is Trawling? - Oceana USA
网页Infographic: What is Trawling? Bottom trawls, enormous fishing nets that are dragged across the sea floor, clear-cut everything living in their path. The mouths of the largest nets are big enough to swallow a Boeing 747 Jumbo Jet, and trawls and dredges can destroy century-old reefs in mere moments.
Trawls - NOAA Ocean Exploration
网页Trawls, which are nets towed behind a boat to collect organisms, have been used by fishers for centuries. Trawls can be divided into three categories based on where they sample the water column: surface, midwater, and bottom. They may be divided further by their design and the materials used in their construction.
Fishing with Demersal or Bottom Trawls | Marine Stewardship
网页Bottom - or demersal - trawling is a fishing method that uses towed nets to catch fish and other marine species living on or close to the seabed. Bottom trawling includes several different types of fishing gear that use a cone-like net with a …
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