MadeiraFish

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Common name Nome comum Scientific name

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Scientific name: Lepidotrigla dieuzeidei Nome comum: Ruivo espinhoso Common name: Spiny gurnard Classification: CHORDATA > ACTINOPTERYGII > Scorpaeniformes > Triglidae Description: A small gurnard, with elongate body and large head covered with bony plates with many spines and ridges. Two separate dorsal fins. The pectoral fins have three rays free, detached from the remaining; the longest of these is quite long, reaching to anus. Breast scaleless. Body scales longer than wide. Red dorsally and pale ventrally; pectoral fin blackish distally. Global Distribution: Eastern Atlantic and Western Mediterranean. BIOLOGICAL FEATURES Size: Maximum length 20.0 cm (total length); common length 11.5 cm (TL). Age: Weight length rel.: Portugal, south coast (Olim & Borges 2006): both sexes: a=0.009, b=3.11, r2=0.95 (n=255); females: a=0.011, b=3.04, r2=0.87 (n=115); males: a=0.009, b=3.11, r2=0.96 (n=130). Spain, south-west coast (Torres et al. 2012): a=0.0088, b=3.127, r2=0.97 (n=113). Growth type: Positive allometric (Olim & Borges 2006; Torres et al. 2012). von Bertallanfy growth parameters: Reproduction: Maturity: Behavioural ecology: Can produce sounds using its swimbladder. Population structure & migrations: ECOLOGICAL FEATURES Depth range: FishBase: 60 - 596 m, usually 60 - 200 m. Habitat: Demersal. Inhabits sandy and muddy bottoms. Feeding habits: Feeds on crustaceans, mainly amphipods. May use the detached pectoral fin rays to search the bottom for food. Trophic level: FISHERIES Commercial interest: Not commercial. Detected in experimental fishing. Conservation status: Global: Not evaluated. Europe: Least concern. Nutritional information & food safety: REFERENCES Froese, R., Pauly D., editors (2011) .FishBase. World Wide Web electronic publication. www.fishbase.org, (07/2014). www.fishbase.org/summary/Lepidotrigla-dieuzeidei.html Hureau J.-C., ed. (1984-1985). Fishes of the North-Eastern Atlantic and the Mediterranean. UNESCO. Accessed through: Marine Species Identification Portal. World Wide Web electronic publication. http://species-identification.org (2014). IUCN (2014). The IUCN Red List of Threatened Species. Version 2014.1. www.iucnredlist.org Nieto A., Ralph G.M., Comeros-Raynal M.T., Kemp J., García Criado M., Allen D.J., Dulvy N.K., Walls R.H.L., Russell B., Pollard D., García S., Craig M., Collette B.B., Pollom R., Biscoito M., Labbish Chao N., Abella A., Afonso P., Álvarez H., Carpenter K.E., Clò S., Cook R., Costa M.J., Delgado J., Dureuil M., Ellis J.R., Farrell E.D., Fernandes P., Florin A-B., Fordham S., Fowle, S., Gil de Sola L., Gil Herrera J., Goodpaster A., Harvey M., Heessen H., Herler J., Jung A., Karmovskaya E., Keskin C., Knudsen S.W., Kobyliansky S., Kovačić M., Lawson J.M., Lorance P., McCully Phillips S., Munroe T., Nedreaas K., Nielsen J., Papaconstantinou C., Polidoro B., Pollock C.M., Rijnsdorp A.D., Sayer C., Scott J., Serena F., Smith-Vaniz W.F., Soldo A., Stump E., Williams J.T. (2015). Europen Red List of Marine Fishes. IUCN and European Union, Publications Office of the European Union, Luxembourg, 90 pp. Olim S., Borges T.C. (2006). Weight–length relationships for eight species of the family Triglidae discarded on the south coast of Portugal. Journal of Applied Ichthyology, 22(4): 257-259. Torres M.A., Ramos F., Sobrino I. (2012). Length–weight relationships of 76 fish species from the Gulf of Cadiz (SW Spain). Fisheries Research, 127: 171-175.