Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
دريايي pelagic-oceanic; اقیانوس رو (Ref. 51243). Subtropical
Central Atlantic: Southwards to South Africa in the eastern part. Records outside central western Atlantic should be different species (H.Ho, pers.comm. 2/2017).
All reports in the Mediterranean Sea before 2017 are misidentifications for Bregmaceros nectabanus Whitley, 1941.
Size / Weight / سن
بلوغ: Lm ? range ? - ? cm
Max length : 7.8 cm TL جنس نر / بدون خواص جنسي; (Ref. 40727); common length : 6.0 cm SL جنس نر / بدون خواص جنسي; (Ref. 47377)
خارهاي باله پشتي (کل) : 0; شعاع نرم باله پشتي (کل) : 48 - 57; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 49 - 60; مهره ها: 49 - 57. The head is of moderate size; eyes large; snout rounded. The first dorsal fin is well separated from the second dorsal fin. The body is brownish above, silvery below.
Body shape (shape guide): elongated; Cross section: oval.
Generally oceanic. Feed on zooplankton and phytoplankton, especially crustaceans (Ref. 6735). Oviparous, with planktonic eggs and larvae (Ref. 6735).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Cohen, D.M., 1990. Bregmacerotidae. p. 524-525. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 4496)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (مرجع
123201): 15.1 - 27.6, mean 22.4 °C (based on 1483 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00219 - 0.00659), b=3.19 (3.03 - 3.35), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (مرجع
69278): 2.8 ±0.24 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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