Issue
Hyporhamphus roberti hildebrandi continues to be considered as a valid subspecies by some authors.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري; مياه مخلوطة; نطاق العمق 0 - ? m. Subtropical
Western Central Atlantic: Venezuela to Brazil. Rhode Island to Florida (USA), Gulf of Mexico. Pacific Ocean. (Ref. 26938). A recognized subspecies Hyporhamphus roberti hildebrandi occurs in Belize and Colombia.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 32.0 cm TL ذكر/ مختلط الجنس; (Ref. 5217); common length : 20.0 cm TL ذكر/ مختلط الجنس; (Ref. 5217)
An inshore surface schooling species frequently entering brackish estuaries and adjacent areas. Mainly utilized as bait fish.
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez, 1992. Fichas FAO de identificación de especies para los fines de la pesca. Guía de campo de las especies comerciales marinas y de aquas salobres de la costa septentrional de Sur América. FAO, Rome. 513 p. Preparado con el financiamento de la Comisión de Comunidades Europeas y de NORAD. (Ref. 5217)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: غير مهمة تجارياً; طعم: usually
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00121 - 0.00397), b=3.13 (2.98 - 3.28), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.0 ±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 (22 of 100).