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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
البيئة
بحري; مياه مخلوطة; نطاق العمق ? - 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.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 37.0 cm TL ذكر/ مختلط الجنس; (Ref. 9273); common length : 28.0 cm TL ذكر/ مختلط الجنس; (Ref. 9273); العمر: 9 سنين (Ref. 72477)
الأشواك الظهرية (المجموع) : 6 - 10; الأشعة الظهرية الناعمة (المجموع) : 8 - 14; شوكة شرجية: 1; أشعه شرجية لينه: 19 - 25; فقرات: 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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
استخدامات بشرية
مصائد: تجاري
أدوات
تقارير خاصة
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مصادر علي الأنترنت
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).
مستوى غذائي (Ref.
69278): 2.8 ±0.28 se; based on food items.
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (tm=2; tmax=7; Fec = 1,000).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
