分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
環境：環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水; 汽水性の 外洋の. Tropical; 11°N - 1°S, 64°W - 46°W (Ref. 189)
Central and South America: lower parts of rivers from Trinidad and eastern Venezuela south to Para, Brazil.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 15.0 cm TL オス/雌雄の選別がない; (Ref. 12225); common length : 8.0 cm TL オス/雌雄の選別がない; (Ref. 5217)
背面の脊椎 (合計) : 0; 肛門の骨: 0; 臀鰭: 20 - 25. Snout moderate and pointed, tip well above center of eye; maxilla short, tip blunt, failing to reach articulation of lower jaw by about 1/3 eye diameter, not extending behind end of second supra-maxilla; sub-operculum with angular hind margin, not formed into a triangular projection; gill rakers fine and slender. Silver stripe along flank, up to 1.5 eye diameter at widest (Ref. 189). Lacks membrane connecting the gill covers across the isthmus, longer and narrower cheek, higher dorsal and longer pectoral. Deep body and numerous gill rakers (Ref. 37032).
Body shape (shape guide): elongated; Cross section: compressed.
Occurs in estuaries and rivers to collect food. At certain months of the year, mainly Feb.-Mar., this fish is very abundant and forms an important part of the fisheries (Ref. 12225).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
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のレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 食糧水産
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00361 - 0.01104), b=3.13 (2.98 - 3.28), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
栄養段階 (参照
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
Generation time: 1.6 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
回復力 (参照
120179): 高い, １５か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
漁業の脆弱性 (Ref.
59153): Low vulnerability (20 of 100).
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