分類 / 名前
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Eupercaria/misc (Various families in series Eupercaria) >
Lutjanidae (Snappers) > Lutjaninae
Etymology: Lutjanus: Malay, ikan lutjan, name of a fish.
Eponymy: Dr Patrick Russell (1727–1805) was a British surgeon and naturalist. [...] (Ref. 128868), visit book page.
More on author: Bleeker.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海; 汽水性の 関連する礁; 深さの範囲 3 - 80 m (Ref. 9710), usually 20 - 50 m (Ref. 48635). Tropical; 31°N - 38°S, 31°E - 178°W (Ref. 55)
Western Pacific: Indian Ocean distribution provisionally included as records of L. indicus; species needs to be reassessed, preferably utilising genetic analysis.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm ?, range 29 - ? cm
Max length : 50.0 cm TL オス/雌雄の選別がない; (Ref. 469); common length : 30.0 cm TL オス/雌雄の選別がない; (Ref. 55)
背面の脊椎 (合計) : 10; 背鰭 (合計) : 14; 肛門の骨: 3; 臀鰭: 8. This species is distinguished by the following characters: body moderately deep to somewhat slender, greatest body depth 2.6-2.8 in SL; preopercular notch and knob poorly developed; vomerine tooth patch triangular or diamond-shaped, with a medial posterior extension; tongue with a patch of granular teeth; gill rakers of first gill arch 6-7 + 7-11 = 13-18 (including rudiments); caudal fin truncate or slightly emarginate; scale rows on back rising obliquely above lateral line. Colour generally pink to whitish with a silvery sheen; a black spot, mainly above lateral line, below anterior rays of soft dorsal fin (adults from the Indian Ocean usually with 7-8 narrow golden brown stripes on sides); juveniles whitish with black stripes on sides and most Indo-Pacific fish with a pale-edged round black spot on upper back (Ref 9821, 90102).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Adults inhabit offshore coral reefs and also inshore rocky and coral reefs (Ref. 30573), at moderate depths, usually over 20 m, and is more common in about 50 m depth (Ref. 48635). Juveniles frequent mangrove estuaries and lower reaches of freshwater streams (Ref. 30573, 48635). They feed on benthic invertebrates and fish (Ref. 5213). Sold in Hong Kong live fish markets (Ref. 27253). A common market fish throughout its range; also a component of artisanal fisheries. Caught with handlines, traps, and bottom trawls and marketed mostly fresh (Ref. 9821).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Allen, G.R., 1985. FAO Species Catalogue. Vol. 6. Snappers of the world. An annotated and illustrated catalogue of lutjanid species known to date. FAO Fish. Synop. 125(6):208 p. Rome: FAO. (Ref. 55)
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: 商業; 水産養殖: 商業; ゲームフィッシュ: はい
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) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01318 (0.00855 - 0.02032), b=2.98 (2.86 - 3.10), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
4.1 ±0.4 se; based on diet studies. |
回復力 (参照 120179) |
手段, 1.4年~4.4年の倍増期間の最小個体群 (Assuming tm<5). |
漁業の脆弱性 (Ref. 59153) |
Moderate vulnerability (37 of 100). 🛈 |
価格帯 (Ref. 80766) |
High.
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栄養素 (Ref. 124155) |
Calcium = 32.3 [20.1, 49.8] mg/100g; Iron = 0.348 [0.224, 0.578] mg/100g; Protein = 18.7 [17.2, 19.9] %; Omega3 = 0.146 [0.100, 0.217] g/100g; Selenium = 57.8 [34.0, 93.4] μg/100g; VitaminA = 209 [39, 856] μg/100g; Zinc = 0.46 [0.35, 0.64] mg/100g (wet weight); |