Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Plagioscion: Greek, plagios = oblique + Greek, skiaina, skion = barbel, red mullet (Ref. 45335); casattii: Named for Lilian Casatti.
Eponymy: Lilian Casatti is a Brazilian ichthyologist, biologist and ecologist. [...] (Ref. 128868), visit book page.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser benthopelagisch. Tropical
South America: Orinoco River, Venezuela.
Länge bei der ersten Reifung / Größe / Gewicht / Alter
Geschlechtsreife: Lm ?, range 27 - ? cm
Max length : 33.0 cm SL Männchen/unbestimmt; (Ref. 36888)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 11; Rückenflossenweichstrahlen (insgesamt) : 31 - 36; Afterflossenstacheln: 2; Afterflossenweichstrahlen: 6 - 7. Body nearly uniform silvery, lighter ventrally; darker dorsally; no conspicuous spots but with diffuse dark areas along base of dorsal fin, on margin of spinous and soft dorsal fin, and hind margin of caudal fin; base of pectoral fins with a brown spot. Eye elliptical, 5.3-6.2 in HL; second anal spine length 4-6.3 (mean 5.2) in HL. Anus-anal distance 2.8-5.1 (mean 4.2) in HL. Tips of pelvic-fin rays not extending to anus. Anterior portion of dorsal fin with 10 spines, posterior with 1 and usually 33-34 soft rays. Sagitta elongate and oblong; ostium apple-shape; tip of caudal not extending to below hind margin of the ostium, postero-ventral angle rounded. Caudal fin rhomboid (Ref. 44362).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Aguilera, O. and D.R. de Aguilera, 2001. A new species of croaker Plagioscion (Perciformes, Sciaenidae) from the Orinoco River Basin, Venezuela. Memoria 60(153):61-67. (Ref. 44362)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5078 [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). |
Trophische Ebene (Ref. 69278) |
3.9 ±0.5 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (35 of 100). 🛈 |