分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Clupeiformes (Herrings)
鯡形目 (Herrings) >
Engraulidae (Anchovies)
鯷科 (Anchovies) > Engraulinae
Etymology: Encrasicholina: Greek, egkrasicholos, -os, -on = mixed with spleen; integra: Name from Latin adjective meaning 'untouched', not having been recognized or referred to earlier in any way, despite Encrasicholina being known for a long time.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
海洋 pelagic-neritic.
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Western Pacific: Indonesia.
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 4.3 cm SL 雄魚/尚未辨別雌雄; (Ref. 124514)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
This species is distinguished by the following set of characters: dorsal and anal fns with three unbranched rays; branched pectoral-fn rays 11-13 (modally 11); pseudobranchial flaments 17-19 (18); gill rakers on first gill arch, upper limb 13-14 (14), lower limb 17-18 (18), total 30-32 (32); second gill arch, upper limb 10-11 (10), lower limb 16-17 (16), total 26-28 (26); third gill arch, upper limb 8-9 (8), lower limb 9-10 (10), total 17-19 (19); fourth gill arch, upper limb 6-8 (7), lower limb 7-9 (8), total 14-17 (15); gill rakers 3-6 (4) on the hind face of third gill arch; spine-like scutes on abdomen 4-6 (5); transverse scales 8-9 (8); exposed urohyal bony and no fleshy knobs; head short its length 25.9-27.2% (mean 26.4%) of SL; maxilla rather short, its length 17.1-18.3% (17.7%), the posterior tip just reaching to anterior margin of preopercle; lower jaw short, its length 17.5-18.7% (18.0%) of SL; orbit short, its diameter 6.7-7.8% (7.3%) of SL; snout short, its length 4.3-4.8% (4.6%) of SL; body rather deep, its depth 15.1-16.4% (15.6%) of SL; pelvic fn long, its length 9.3-10.2% (9.7%) of SL (Ref. 124514).
Cross section: compressed.
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Hata, H. and H. Motomura, 2021. Redescription of Encrasicholina oligobranchus (Wongratana 1983) (Clupeiformes: Engraulidae) and description of a new species of Encrasicholina from New Guinea. Ichthyol. Res. 68:277-286. (Ref. 124514)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00250 - 0.01100), b=3.13 (2.95 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.2 ±0.1 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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