The Mediterranean three-billed burbot [1] , or the Mediterranean sea burbot [2] ( lat. Gaidropsarus mediterraneus ), is a cod - like fish (Gadiformes).
| Mediterranean tripe burbot |
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| Scientific classification |
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| No rank : | Bilateral symmetrical |
| Squadron : | Paracanthopterygii |
| Gender: | Three-headed sea burbot |
| View: | Mediterranean tripe burbot |
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| International scientific name |
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Gaidropsarus mediterraneus
( Linnaeus , 1758 ) |
| Security status |
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Least ConcernedIUCN 3.1 Least Concern : ??? |
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Content
Body length 45-50 cm, usually 25-28 cm, weight up to 450 g, on average 150-200 g. Life expectancy is about 5-6 years. The body is elongated, low, markedly compressed laterally, densely covered with small scales. The lateral line is dashed, with a sharp inversion over the beginning of the anal fin. Two dorsal and one anal fins. The first dorsal fin is low, consists of one present and numerous leathery short rays. The long second dorsal and anal fins are separated by noticeable gaps from the rounded caudal. All three antennae are long. The upper part of the body and head are yellowish brown, dark, sometimes reddish brown or almost black. Below the color brightens - the belly is gray or grayish-white. The whole body and fins are covered with numerous, irregularly shaped, oval or rounded, large and small spots. The openings of the channels of the lateral line on the body are bordered by white spots-rims. The color of the young, when it leads a pelagic lifestyle, is characterized in that the back and upper third of the body are bluish-gray, and the sides and belly are silver.
Distribution of the species: East Atlantic from Norway to the northern parts of Spain and Portugal , Mediterranean , Adriatic , Aegean , Black Sea.
Sea bottom fish of the coastal zone. Almost constantly live in bays and bays among stones, underwater rocks and thickets of vegetation on stones. Avoid open and desalinated areas. Adults keep alone at depths of up to 5-25 m, juveniles for some time lead a pelagic lifestyle (goes to life at the bottom with a body length of 4-7 cm), when it is found both in the water column and in the bottom layers. It reaches puberty in 2-3 years of life with a body length of more than 16-18 cm. Reproduction in the coastal zone from October-November to May. Multiportion spawning occurs at a water temperature of 9-16 ° C. Juveniles feed on plankton and benthos , adult fish feed on juveniles and small fish ( bulls , merlang , atherins , greenfinchs , etc.), as well as crustaceans (amphipods, shrimps, crabs, etc.), worms, and other bottom invertebrates.
- ↑ Parin N.V., Evseenko S.L., Vasilyeva E.D. Fishes of the seas of Russia: annotated catalog. - Collection of works of the Zoological Museum of Moscow State University. - M .: Partnership of scientific publications of KMK, 2014. - V. 53. - P. 181. - 733 p. - 500 copies. - ISBN 978-5-87317-967-1 .
- ↑ Vasilieva E. D. Fish of the Black Sea. Key to marine, brackish-water, euryhaline and migratory species with color illustrations collected by S. V. Bogorodsky. - M .: VNIRO, 2007 .-- S. 54 .-- 238 p. - 200 copies. - ISBN 978-5-85382-347-1 .
- Scales of bony fish as a diagnostic and recording structure / Yu. Yu. Dgebuadze, O. F. Chernova; Russian Acad. Sciences, Institute of Ecology and Evolution A. N. Severtsova. - Moscow: Partnership scientific. ed. KMK, 2009 .-- 313 p.
