Gymnosarda unicolor, Dogtooth tuna : fisheries, gamefish

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Gymnosarda unicolor (Rüppell, 1836)

Dogtooth tuna
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Native range | All suitable habitat | Point map | Year 2050
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Gymnosarda unicolor   AquaMaps   Data sources: GBIF OBIS
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Image of Gymnosarda unicolor (Dogtooth tuna)
Gymnosarda unicolor
Picture by Patzner, R.

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, ) | ITIS | CoL | WoRMS | Cloffa

> Scombriformes (Mackerels) > Scombridae (Mackerels, tunas, bonitos) > Scombrinae
Etymology: Gymnosarda: Greek, gymnos = naked + Greek, sarde = sardine; 1598 (Ref. 45335).
More on author: Rüppell.

Environment: milieu / climate zone / depth range / distribution range 生態学

関連する礁; 海洋回遊性 (Ref. 51243); 深さの範囲 0 - 250 m (Ref. 86942). Tropical; 20°C - 28°C (Ref. 5313); 31°N - 30°S, 32°E - 130°W (Ref. 168)

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Indo-Pacific: Red Sea and East Africa to French Polynesia, north to Japan, south to Australia.

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 248 cm FL オス/雌雄の選別がない; (Ref. 40637); common length : 190 cm NG オス/雌雄の選別がない; (Ref. 9710); 最大公表体重: 131.0 kg (Ref. 168)

簡単な記述 形態学 | 形態計測学

背面の脊椎 (合計): 13 - 15; 背鰭 (合計): 12-14; 肛門の骨 0; 臀鰭: 12 - 13; 脊つい: 38. This species is distinguished by the following characters: body elongate and moderately compressed; mouth fairly large, upper jaw reaching to middle of eye; 14 to 31 large, conical teeth on upper jaw, 10 to 24 on lower jaw; 2 patches of villiform teeth on upper surface of tongue; total gill rakers on first gill arch 11-14; D1 XIII-XV, its border almost straight, the second followed by 6-7 finlets, dorsal fins close together; anal fin followed by 6 finlets; pectoral fins with 25-28 rays; interpelvic process large and single; lateral line strongly undulating; body naked posterior to corselet except for lateral line, dorsal-fin base, and caudal keel; caudal peduncle slender, with a well-developed lateral keel between 2 smaller keels on each side. Colour of back and upper sides brilliant blue-black, lower sides and belly silvery; no lines, spots or other markings on body; anterior tip of first dorsal fin dark; other fins greyish (Ref. 9684).

生物学     用語集 (例 epibenthic)

An offshore species found mainly around coral reefs. Generally solitary or occur in small schools of six or less. Preys on small schooling fishes such as Decapterus, Caesio, Nasio, Cirrhilabrus, Pterocaesio and squids. Caught mainly by pole-and-line. Marketed canned and frozen (Ref. 9684, 48637). Adults may be ciguatoxic (Ref. 37816). Minimum depth reported taken from Ref. 128797.

Life cycle and mating behavior 成熟 | 繁殖 | 放精 | | 生産力 | 幼生

主な参考文献 Upload your references | 参考文献 | コーディネーター : Collette, Bruce B. | 協力者

Collette, B.B. and C.E. Nauen, 1983. FAO Species Catalogue. Vol. 2. Scombrids of the world. An annotated and illustrated catalogue of tunas, mackerels, bonitos and related species known to date. Rome: FAO. FAO Fish. Synop. 125(2):137 p. (Ref. 168)

IUCNのレッドリストの状況は (Ref. 130435)

  軽度懸念 (LC) ; Date assessed: 01 March 2022

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Reports of ciguatera poisoning (Ref. 168)





Human uses

水産業: 少数商業の; ゲームフィッシュ: はい
FAO - 水産業: landings; Publication: search | FishSource | 私達の周りの海

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共通名の
類義語
代謝
捕食動物
生態毒性
繁殖
成熟
放精
卵の集合体
生産力

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Age/Size
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体長-重さ
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形態計測学
形態学
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参考文献
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シガテラ(食中毒の名前)
速度
泳ぐ 型式
カマ
Otoliths

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Estimates based on models

Preferred temperature (Ref. 123201): 20.9 - 28.2, mean 26.5 °C (based on 938 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00643 - 0.01784), b=3.06 (2.92 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
栄養段階 (Ref. 69278):  4.5   ±0.75 se; based on food items.
回復力 (Ref. 120179):  低い, 4.5年~14年の倍増期間の最小個体群 (Assuming tmax>10).
Fishing Vulnerability (Ref. 59153):  Very high vulnerability (90 of 100).
Climate Vulnerability (Ref. 125649):  Very high vulnerability (92 of 100).
価格帯 (Ref. 80766):   High.
Nutrients (Ref. 124155):  Calcium = 11.6 [6.8, 20.1] mg/100g; Iron = 0.539 [0.311, 0.982] mg/100g; Protein = 21.8 [20.2, 23.1] %; Omega3 = 0.136 [0.084, 0.225] g/100g; Selenium = 69.1 [38.3, 127.4] μg/100g; VitaminA = 51.6 [19.1, 151.7] μg/100g; Zinc = 0.543 [0.384, 0.760] mg/100g (wet weight);