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Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Bagreinae
Etymology: Bagre: Mozarabic, bagre, taken from Greek, pagros = a fish (Dentex sp.) (Ref. 45335).
More on author: Linnaeus.
Taxonomic Remarks
Junior synonym Felichthys filamentosu is a valid species according to Marceniuk et al., 2023 (Ref. 130933:433).
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser; brackwasser demersal; tiefenbereich ? - 50 m (Ref. 5217). Tropical; 12°N - 21°S, 77°W - 34°W
South America: Colombia to the mouth of the Amazon River.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 55.0 cm TL Männchen/unbestimmt; (Ref. 5217); common length : 40.0 cm TL Männchen/unbestimmt; (Ref. 3265); max. veröff. Gewicht: 975.00 g (Ref. 125970)
Two pairs of barbels on rostral region, one pair on lower jaw, one pair on posterior end of maxilla; end of maxilla barbel beyond anal fin origin; pectoral spine filament long, reaching anal fin origin; dorsal, pectoral, and pelvic fin membranes black; anal fin membrane black distally (some individuals white), white proximally; body silver gray or blue gray dorsally, silver white ventrally (Ref. 13608).
Body shape (shape guide): elongated.
Chiefly marine, common around river mouths and also entering river estuaries. Feeds on small fishes and invertebrates, such as crustaceans. Marketed fresh.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Taylor, W.R. and N.A. Menezes, 1978. Ariidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). volume 1. [pag. var.]. FAO, Rome. (Ref. 3265)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Traumatogenic (Ref. 36613)
Nutzung durch Menschen
Fischereien: kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00501 (0.00394 - 0.00637), b=3.06 (2.99 - 3.13), in cm total length, based on LWR estimates for this species (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
4.0 ±0.66 se; based on food items. |
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Generation time |
6.9 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Widerstandsfähigkeit (Ref. 120179) |
niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (Preliminary K or Fecundity.). |
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Rate of population increase |
Prior r = 0.57, 95% CL = 0.37 - 0.85, Based on 4 data-limited stock assessments. |
Anfälligkeit der Fischerei (Ref. 59153) |
Moderate to high vulnerability (53 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Medium.
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Nährstoffe (Ref. 124155) |
Calcium = 106 [57, 219] mg/100g; Iron = 0.914 [0.586, 1.493] mg/100g; Protein = 17 [15, 19] %; Omega3 = 0.175 [0.100, 0.301] g/100g; Selenium = 57.3 [30.7, 116.6] μg/100g; VitaminA = 21.3 [9.5, 48.1] μg/100g; Zinc = 1.21 [0.83, 1.82] mg/100g (wet weight); |