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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Lonchurus: Greek, logche = lance + Greek, oura = tail (Ref. 45335).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; brackvatten bottenlevande; djupintervall ? - 25 m (Ref. 5217). Tropical
Western Atlantic: Colombia (Ref. 5217) to Brazil.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 32.0 cm TL hane/ej könsbestämd; (Ref. 9626); common length : 27.0 cm TL hane/ej könsbestämd; (Ref. 3702)
Taggstrålar i ryggfenan (totalt) : 11; Mjukstrålar i ryggfenan (totalt) : 32 - 34; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 7. Colour dark greyish above, yellowish to pale below. Pectoral fins long and jet black. Tips of pelvic and anal fins dark. Inside of gill cover black. Eye small, about 8 to 9 times in head length. Mouth small, inferior, enclosed under snout. Chin with 5 pores and many barbels, 3 to 4 pairs in a tuft around median mental pore, 15 or 16 pairs along median edges of lower jaws and subopercles. Pectoral fins greatly enlarged, extending beyond anal-fin base. Gas bladder narrow, about equal to head length, bearing anteriorly 2 pairs of appendages, anterior pair short and horn-like, lateral pair long, tube-like, extends to posterior end of gas bladder (Ref 51721).
Body shape (shape guide): fusiform / normal.
Found over mud or mud-sand bottoms of estuaries and adjacent areas (Ref. 5217). Feeds on bottom-dwelling organisms, mainly worms. Marketed fresh and salted.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Chao, L.N., 1978. Sciaenidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). Volume 4. FAO, Rome. (Ref. 3702)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00871 (0.00431 - 0.01761), b=3.07 (2.90 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.31 se; based on food items. |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (26 of 100). 🛈 |
Priskategori (Ref. 80766) |
Medium.
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