पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
समुद्री; स्वच्छ जल, अलवण जल; खारा pelagic-neritic; गहराई सीमा 1 - 55 m, usually 5 - 30 m (Ref. 9298). Tropical; 14°N - 26°S, 87°W - 32°W (Ref. 189)
Western Atlantic: Panama to Trinidad and south to at least Santos, Brazil, perhaps further. Eastern Pacific: Costa Rica to the northern border of Peru at 3°34'S, perhaps further. Also found in freshwater.
आकार / वज़न / आयु
परिपक्व अवधि: Lm ?  range ? - ? cm
Max length : 24.0 cm TL पुल्लिंग / अलिंग; (Ref. 5217); common length : 20.0 cm TL पुल्लिंग / अलिंग; (Ref. 5217); अधिकतम प्रकाशित वज़न: 66.30 g (Ref. 118626)
पृष्ठीय रीढ़ (सम्पूर्ण) : 0; गुदा कांटा: 0; ऐनल सौफट रेज़: 31 - 37. Snout about 3/4 eye diameter; maxilla long, tip pointed, reaching to or a little beyond edge of gill cover; anterior gill rakers mere stumps; hind border of gill cover with a small triangular projection; panamensis-type gill cover canals. Pectoral fin long; anal fin origin below midpoint of dorsal fin base. A silver stripe along flank in small individuals, disappearing with age (Ref. 189).
Body shape (shape guide): elongated; Cross section: oval.
A coastal species that apparently forms large schools. Enters brackish and fresh waters. Feeds on small fishes (including clupeoids) and prawns (Ref. 12225). Seems to spawn over an extended period in Costa Rica (small fishes caught in February, September and October). Marketed fresh (Ref. 9298).
जीवन चक्र और संभोग व्यवहार
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | उपजाऊपन | लार्वा
Probably an extended spawning season in Costa Rica (small fishes caught in February, September and October (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)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
मनुष्यों के लिए ख़तरा
Harmless
मानव उपयोग
मात्स्यिकी: लघु वाणिज्य
साधन
विशेष रिपोर्ट
XML डाउनलोड करें
इंटरनेट स्रोत
मॉडल पर आधारित अनुमान
जातिवृति विविधता सूचकांक (संदर्भ 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00447 (0.00290 - 0.00687), b=3.18 (3.06 - 3.30), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
ट्रॉफिक स्तर (संदर्भ 69278) |
4.1 ±0.71 se; based on food items. |
लौटाव (संदर्भ 120179) |
ऊंचा, न्यूनतम जनसंख्या दुगनी समय अवलागत 15 महीने। (Preliminary K or Fecundity.). |
मछली पकड़ने की भेद्यता (Ref. 59153) |
Low vulnerability (25 of 100). 🛈 |
मूल्य श्रेणी (Ref. 80766) |
Medium.
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पोषक तत्व (Ref. 124155) |
Calcium = 188 [109, 440] mg/100g; Iron = 1.38 [0.74, 2.46] mg/100g; Protein = 17.8 [15.4, 20.5] %; Omega3 = 0.338 [0.163, 0.725] g/100g; Selenium = 40.5 [18.0, 103.2] μg/100g; VitaminA = 19.3 [5.6, 54.8] μg/100g; Zinc = 1.51 [1.04, 2.18] mg/100g (wet weight); |