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Atheriniformes (Silversides) >
Atherinopsidae (Neotropical silversides) > Atherinopsinae
Etymology: Atherinops: Greek, atherina, the Greek name for the eperlane; 1770 + Greek, ops = appearance (Ref. 45335); affinis: affinis which means related - in this case to fishes of the genus Atherina (Ref. 6885).
More on author: Ayres.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي; لب شور; تغييرات عمق ? - 26 m (Ref. 96339). Subtropical; 52°N - 21°N, 130°W - 105°W (Ref. 96339)
Eastern Pacific: Vancouver Island in British Columbia, Canada to Baja California, Mexico and the Gulf of California.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 37.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 9273); common length : 28.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 9273); بيشينه سن گزارش شده: 9 سال ها (Ref. 72477)
خارهاي باله پشتي (کل) : 6 - 10; شعاع نرم باله پشتي (کل) : 8 - 14; خارهاي باله مخرجي: 1; شعاع نرم باله مخرجي: 19 - 25; مهره ها: 44 - 52. Blue gray to green above, silvery below; a striking silver band bordered above with blue extends the full length of the body (Ref. 6885). Branchiostegal rays: 5-6 (Ref. 36497).
Common in bays, muddy and rocky areas and kelp beds, also in estuaries (Ref. 36497). Form schools. Adults feed on zooplankton (Ref. 9273), while juveniles feed on algae and kelp fly larvae (Ref. 4930). Demersal spawner in nearshore habitats (Ref. 56049). Oviparous, with planktonic, primarily neustonic larvae (Ref. 36497). Eggs are attached to spawning substrate and to one another by adhesive filaments (Ref. 36497).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: تجاري
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 12.1 - 23.2, mean 18.7 °C (based on 122 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00759 (0.00422 - 0.01364), b=3.01 (2.84 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 2.8 ±0.28 se; based on food items.
جهندگی (Ref.
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (tm=2; tmax=7; Fec = 1,000).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
