>
Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Lonchurus: Greek, logche = lance + Greek, oura = tail (Ref. 45335).
More on author: Bloch.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser; brackwasser demersal. Tropical
Western Atlantic: Colombia to the Amazon delta in Brazil including the Windward islands.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 30.0 cm TL Männchen/unbestimmt; (Ref. 3702); common length : 22.0 cm TL Männchen/unbestimmt; (Ref. 3702)
Rückenflossenstacheln (insgesamt) : 10 - 12; Rückenflossenweichstrahlen (insgesamt) : 37 - 39; Afterflossenstacheln: 2; Afterflossenweichstrahlen: 7 - 9. Body often brownish to yellowish, slightly darker above. All fins darkish, pectoral fins long and jet black. Base of pelvic and anal fins yellowish. Inside of gill cover dusky. Mouth large, but inferior, nearly horizontal. Chin with a pair of moderately long, slender barbels (longer than eye diameter). Pectoral fins very long, upper rays filamentous, extending to caudal peduncle. Pelvic fins with first soft ray filamentous, extending beyond anus. Gas bladder reduced in size, much shorter than head length; bearing anteriorly 1 pair of appendages, the first short and horn-like, the second long, tube-like, and directed backward (Ref 51721).
Found usually over sandy to muddy bottoms in coastal marine and brackish waters. Important food fish.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
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)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: weniger kommerziell; Köder: usually
Tools
Zusatzinformationen
Download XML
Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00575 (0.00277 - 0.01195), b=3.13 (2.95 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.5 ±0.3 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (25 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Medium.
|