Scomberomorus munroi
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Scomberomorus munroi |
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| Collette & Russo , 1980 |
Scomberomorus munroi is a marine, mackerel-like predatory fish in the Scombridae family. According to the Red List of Threatened Species , it is "increasingly endangered". Both commercially and as a sport fish , it is important to humans.
description
The long first dorsal fin consists of 20 to 22 hard rays , the second dorsal fin of 17 to 20 soft rays . Both dorsal fins are black. The anal fin has 17 to 19 soft rays. On the top of the caudal peduncle there are 9 to 10 flosses, on the underside 8 to ten. The large caudal fin is deeply notched, typical of a fast swimming predatory fish . As with the other Scomberomorus species, the pelvic fins are very small. The pectoral fins start roughly in the middle of the body. It is characterized by a strip of irregular, dark spots along the middle of the body, hence the English name "Australian spotted mackerel" ("Australian spotted mackerel"). The flanks are silvery bluish. The side line is wavy and slopes down to the middle of the body at the base of the second dorsal fin. The back is metallic blue, the belly light. Scomberomorus munroi has a terminal mouth and a spindle-shaped body with a maximum length of 104 centimeters, but usually only 50 to 80 centimeters. A swim bladder is missing.
Distribution, habitat and biology
The distribution area of this species extends over the shelf around Australia , the south of New Guinea and the Malay Archipelago , around Tasmania and the coast of Australia to the north, however , Scomberomorus munroi is missing . They prefer open water, not reefs and shallows. This predatory fish prefers to feed on small fish such as sardines and anchovies , but rarely also on crustaceans and cephalopods . The large schools that the animals form roam along the coasts in search of food.
swell
literature
- Bruce B. Collette, Cornelia E. Nauen: Scombrids of the world. An annotated and illustrated catalog of tunas, mackerels, bonitos and related species known to date (= FAO Species Catalog. Vol. 2 = FAO Fisheries Synopsis. No. 125, Vol. 2). United Nations Development Program et al., Rome 1983, ISBN 92-5-101381-0 , ( complete edition ).
Individual evidence
- ↑ a b c d e Scomberomorus munroi on Fishbase.org (English)
Web links
- Scomberomorus munroi on Fishbase.org (English)
- Scomberomorus munroi inthe IUCN Red List of Threatened Species 2013.1. Posted by: Collette, B., Di Natale, A., Fox, W., Juan Jorda, M. & Nelson, R., 2011. Retrieved October 3, 2013.