Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
>
Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Ariinae
Etymology: Genidens: Greek, geny, -yos = face, jaw + Latin, dens, dentis = teeth (Ref. 45335).
More on author: Lacepède.
Taxonomic Remarks
Synonymy follows Higuchi et al (1982).
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser; brackwasser demersal; ozeanodrom (Ref. 51243); tiefenbereich 8 - 33 m (Ref. 121781). Subtropical; 4°S - 37°S, 61°W - 34°W
Southwest Atlantic: Atlantic coast from La Plata basin to eastern Brazil.
Länge bei der ersten Reifung / Größe / Gewicht / Alter
Geschlechtsreife: Lm 41.5, range 22 - 73 cm
Max length : 120 cm TL Männchen/unbestimmt; (Ref. 39852); max. veröff. Alter: 36 Jahre (Ref. 6428)
Rückenflossenstacheln (insgesamt) : 1; Rückenflossenweichstrahlen (insgesamt) : 7; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 14 - 15. Body dark blue dorsally, silvery white ventrally. Dorsal fin, adipose fin, soft ray of pectoral fin and maxillary barbel dark blue. Posterior margins of caudal and anal fins slightly blackish (Ref. 27363).
Body shape (shape guide): fusiform / normal.
Males carry the eggs in their mouth (Ref. 205). Depth range based on occurrence (Ref. 121781); to be replaced with a better reference.
Males carry the eggs in their mouth (Ref. 205).
Marceniuk, A.P. and C.J. Ferraris Jr., 2003. Ariidae (Sea catfishes). p. 447-455. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the freshwater fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 39852)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Traumatogenic (Ref. 58010)
Nutzung durch Menschen
Fischereien: kommerziell
Tools
Zusatzinformationen
Download XML
Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00632 - 0.00870), b=3.07 (3.02 - 3.12), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trophische Ebene (Ref.
69278): 3.8 ±0.4 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (K=0.13; tmax=36; Fec=32).
Anfälligkeit der Fischerei (Ref.
59153): High to very high vulnerability (69 of 100).
🛈
Nährstoffe (Ref.
124155): Calcium = 40.1 [22.4, 108.2] mg/100g; Iron = 0.883 [0.554, 1.532] mg/100g; Protein = 18.4 [16.7, 20.2] %; Omega3 = 0.342 [0.192, 0.634] g/100g; Selenium = 27.2 [14.9, 58.1] μg/100g; VitaminA = 8.03 [3.10, 20.50] μg/100g; Zinc = 0.683 [0.463, 1.031] mg/100g (wet weight);