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Demersal trawling
| Fisheries glossary |
Trawling on or near the bottom of a sea or lake. see also bottom trawling.
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Demersal, английский
- Describes fish and animals that live near water bottoms.
- Fish types that feed on creatures that live on the sea bed.
- Типы рыб, которые питаются существами, живущими на морском дне.
Demersal fish, английский
Fish that live in the demersal zone. examples are cod, flounder and snapper. compared to pelagic fish, demersal fish contain little oil. see also bottom feeder.
Demersal zone, английский
The zone at or near the bottom of a sea or lake. inhabitants of the demersal zone feed off the bottom or off other demersal fish. see also pelagic zone.
Trawl, английский
- Трал
- A strong net or bag dragged along the bottom of fishing-banks, by means of a rope, a beam, and a pair of iron trawl-heads.
- [1] a large conical fishing net. [2] to drag such a net along the bottom in such a way that fish cannot escape below it.
- A sturdy bag or net that can be dragged along the ocean bottom, to catch fish.
Trawl survey, английский
Trawler, английский
- 1. commercial trawler, a fishing boat that uses a trawl net or dragnet to catch fish.
- Траулер, лодка для лова рыб
- A boat or person engaged in fishing with a trawl.
Trawlerman, английский
Рыбак на траулере tray-cloth салфетка, которую стелят на поднос
Trawley, английский
Trawling, английский
Is fishing with a large bag-like net, called a trawl, which is drawn along behind a boat called a trawler. the net can be dragged along the sea bottom in order to target demersal fish, or pulled through clear water in order to target pelagic fish. trawlin
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Seamounts, английский
- Underwater mountains rising at least 1000 metres above the sea floor.
- A seamount is a mountain rising from the ocean floor that doesn`t reach the water`s surface. sort of an island that didn`t quite make it...
- Подводная гора — это гора, поднимающаяся со дна океана и не достигающая поверхности воды. что-то вроде острова, который не совсем выжил...
Phytoplankton, английский
- Tiny, free-floating, photosynthetic organisms in aquatic systems.
- Tiny, free-floating, photosynthetic organisms in aquatic systems. they include diatoms, desmids, and dinoflagellates.
- Microscopic planktonic plants.
- Photosynthetic plankton
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