Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي. Subtropical; 9°S - 37°S
Southwest Atlantic: southern Brazil to southern Argentina.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL جنس نر / بدون خواص جنسي; (Ref. ); common length : 40.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 6077)
خارهاي باله پشتي (کل) : 5 - 6; شعاع نرم باله پشتي (کل) : 33; خارهاي باله مخرجي: 3; شعاع نرم باله مخرجي: 33 - 41; مهره ها: 27. First dorsal fin composed of several short spines preceded by an anteriorly directed spine usually completely embedded under skin. Two detached anal spines anterior to soft anal fin. Lateral line curved and undulated, with more or less 10 branches anteriorly and fairly straight posteriorly (Ref. 27363). A black patch on the opercle is a conspicuous character of this species, thus the name signata (Ref. 3157).
Maximum length assumed to be 1.5 * 40 = 60 cm TL (RF).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. World fishes important to North Americans. Exclusive of species from the continental waters of the United States and Canada. Am. Fish. Soc. Spec. Publ. (21):243 p. (Ref. 4537)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-2)
CITES (Ref. 131153)
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: ارزش تحاري اندك
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
115969): 11.3 - 22, mean 19.3 (based on 75 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00464 - 0.02154), b=2.94 (2.76 - 3.12), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.45 se; based on food items.
جهندگی (Ref.
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Assuming tm>=2).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (75 of 100).