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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Eponymy: Dr Tomio Iwamoto (d: 1939) is Curator Emeritus, Ichthyology at the Institute for Biodiversity Science and Sustainability at California Academy of Sciences. [...] (Ref. 128868), visit book page.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser demersal; tiefenbereich 37 - 184 m (Ref. 3814). Tropical; 37°N - 34°S, 98°W - 34°W
Western Atlantic: North Carolina in USA to Brazil.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 19.0 cm NG Männchen/unbestimmt; (Ref. 5515)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 19 - 21; Rückenflossenweichstrahlen (insgesamt) : 33 - 40; Afterflossenstacheln: 2; Afterflossenweichstrahlen: 7 - 8; Wirbelzahl: 25. The head of juveniles and young adults may have a large dark wedge-like spot above and behind orbits; black peritoneum; branchial cavity with black lining. Slender caudal peduncle. Head with ground color; irregular dark blotch on operculum. Body tan to dark brownish black. The dark band and stripe become less distinct in bigger specimens. Fins dark-colored (generally black).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
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
Bevorzugte Temperatur (Ref.
123201): 17.7 - 27.1, mean 23.5 °C (based on 113 cells).
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00427 - 0.01777), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophische Ebene (Ref.
69278): 3.4 ±0.58 se; based on food items.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Anfälligkeit der Fischerei (Ref.
59153): Low vulnerability (16 of 100).
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