French cod
| French cod | ||||||||||||
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French cod ( Trisopterus luscus ) |
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Trisopterus luscus | ||||||||||||
| ( Linnaeus , 1758) |
The pouting ( Trisopterus luscus ) is a marine fish of the family of cod (Gadidae). It occurs in the eastern Atlantic and some tributaries. Its distribution area extends from the British Isles over the southern North Sea to the Skagerrak and over the Biscay to the coast of West Africa. He also lives in the northwestern Mediterranean .
features
The French cod grows to a maximum of 46 centimeters, but usually stays at a length of 30 centimeters. It reaches sexual maturity at a length of 21 to 25 centimeters. It has a typical cod shape with a relatively high-backed body, three thornless dorsal fins and two anal fins. The foremost rays of the pelvic fins are slightly elongated. The upper jaw protrudes. The goatee is well developed, the length of the mouth corresponds to the diameter of the eye. The body is light brown on top, gray on the sides with four or five broad, indistinct transverse bands, and silvery on the belly. There is a dark spot at the top of the base of the pectoral fin. The anus lies below the center of the first dorsal fin.
Way of life
The French cod lives benthopelagically above the shelf , on mud and sandy soils at depths of 30 to 100, up to a maximum of 650 meters. It feeds on small fish and benthic invertebrates such as crustaceans , molluscs, and annelids . French cod are sociable; Not yet sexually mature animals occur in large flocks. They reach sexual maturity at one to two years of age, the highest documented age is four years. The fish come to spawn near the coast in regions of 50 meters or less. South of the British Isles and in the Mediterranean, French cod spawn in winter.
He is in the trawl fishery as bycatch fished but has it's no big economic Bedeutung.Gleichwohl a tasty food fish, when eaten later than the day after the catch. It is very much appreciated in French coastal regions.
literature
- Bent J. Muus, Jørgen G. Nielsen: The marine fish of Europe in the North Sea, Baltic Sea and Atlantic. Kosmos, Stuttgart 1999, ISBN 3-440-07804-3 .
Web links
- French cod on Fishbase.org (English)
- Trisopterus minutus inthe IUCN 2013 Red List of Threatened Species . Listed by: Herdson, D., 2009. Retrieved February 3, 2014.
annotation
- ↑ from (Greek) tris (s) o- "three", pteron (back -) "fin"; (Latin) luscus “cross-eyed; weak-sighted; one-eyed "(allusion to shoulder mark?)