分類 / 名前
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Clupeiformes (Herrings) >
Dorosomatidae (Gizzard shads and sardinellas)
Etymology: Sardinella: Latin and Greek, sarda = sardine; name related to the island of Sardinia; diminutive (Ref. 45335); alcyone: Name from Greek meaning 'kingfisher', referring to the brilliant blueish dorsum of this species,.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海; 汽水性の pelagic-neritic; 深さの範囲 ? - 1 m (Ref. 121926). Subtropical
Northwest Pacific: Japan (Okinawa I., Ryukyu Is.) and Taiwan.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 11.0 cm SL オス/雌雄の選別がない; (Ref. 121926)
簡単な記述
検索表 | 形態学 | 形態計測学
This species is distinguished by the following set of characters: lateral body scales with centrally discontinuous vertical striae, and few perforations and pores posteriorly; scale rows in longitudinal series, 38-41 (modally 39); body with deciduous scales; pelvic fin with one unbranched and seven branched rays; gill rakers 99-112 (103) in first gill arch, 34-42 (39) in upper series, 64-72 (67) in lower series; gill rakers 97-115 (101) on second gill arch, 33-40 (35) in upper and 64-76 (74) in lower series; gill rakers 79-98 (84) on third gill arch, 31-38 (33) in upper and 48-60 (57) in lower series; gill rakers 62-77 (68) on fourth gill arch, 24-31 (27) in upper and 37-47 (39) in lower series; gill rakers 25-31 (27) on hind face of third gill arch; scutes on ventral of body 17 or 18 (18) + 12-14 (13) = 30-32 (31); pectoral fin long, 20.7-23.4% SL; pelvic fin long, 11.9-13.1% SL; upper jaw moderately long, 10.8-12.4% SL and also the lower jaw, 11.8-13.4% SL; pre-anal-fin length 77.4-82.3% SL. Colouration: caudal fin with black posterior margin; dorsal-fin origin with a black spot (Ref. 121926).
Cross section: compressed.
Found in coastal shallow waters and estuaries (Ref. 121926).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Hata, H. and H. Motomura, 2019. Sardinella alcyone, n. sp., a new sardine (Teleostei: Clupeiformes: Clupeidae) from the northwestern Pacific Ocean. Zootaxa 4702(1):19-25. (Ref. 121926)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
用具
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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) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00550 (0.00227 - 0.01331), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
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0 |
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 (11 of 100). 🛈 |