Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري; نطاق العمق 0 - 50 m (Ref. 189). Tropical; 33°N - 3°S, 116°W - 77°W (Ref. 189)
Eastern Central Pacific: southwestern coast of Baja California, Mexico and the Gulf of California to Panama and the Galápagos Islands.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 17.0 cm TL ذكر/ مختلط الجنس; (Ref. 114986); common length : 9.5 cm SL ذكر/ مختلط الجنس; (Ref. 9298)
الأشواك الظهرية (المجموع) : 0; شوكة شرجية: 0; أشعه شرجية لينه: 15 - 19. Body rather elongate, but somewhat compressed. Snout moderate, about 3/4 eye diameter; maxilla moderate, tip narrowly pointed, reaching onto sub-operculum, but not to edge of gill cover; gill cover canals of panamensis-type. Anal fin short, its origin below posterior third of dorsal fin base. A narrow silver stripe along flank, deeper above anal fin (about 3/4 to 2/3 eye diameter).
A schooling species occurring in coastal waters. Pelagic. Frequently caught over sand or gravel in the Gulf of Nicoya, Costa Rica, but also over mud.
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
May spawn throughout the year in the Gulf of Nicoya, Costa Rica (Ref. 189). Spawn in school (Ref. 205).
Whitehead, P.J.P., G.J. Nelson and T. Wongratana, 1988. FAO Species Catalogue. Vol. 7. Clupeoid fishes of the world (Suborder Clupeoidei). An annotated and illustrated catalogue of the herrings, sardines, pilchards, sprats, shads, anchovies and wolf-herrings. FAO Fish. Synop. 125(7/2):305-579. Rome: FAO. (Ref. 189)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: مصائد تستهلك محلينا
أدوات
تقارير خاصة
Download XML
مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 20.6 - 28.5, mean 25.8 °C (based on 60 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00358 - 0.00967), b=3.13 (3.00 - 3.26), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
