Galeoides decadactylus (Bloch, 1795)
Lesser African threadfin
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| Native range | All suitable habitat | Point map | Year 2050 |
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| This map was computer-generated and has not yet been reviewed. |
| Galeoides decadactylus AquaMaps Data sources: GBIF OBIS |
分類 / 名稱 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Carangaria/misc (Various families in series Carangaria) 鱸形目 (Various families in series Carangaria) > Polynemidae (Threadfins) 馬鮁科 (Threadfins)
Etymology: Galeoides: Greek, galeos = a shark + suffix oides = similar to (Ref. 45335).
More on author: Bloch.
Etymology: Galeoides: Greek, galeos = a shark + suffix oides = similar to (Ref. 45335).
More on author: Bloch.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍 生態學
分布 領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Eastern Atlantic: West African coasts, from Canary Islands and Morocco to Angola (Ref. 57402). Sporadically known from Algeria and Namibia (Ref. 57343). Record from Mauritius is likely to be erroneous.
東大西洋: 摩洛哥到安哥拉, 包括加納利群島.(參考文獻 7386) 偶而已知來自非洲北方部 (阿爾及利亞)了。 來自模里西斯的記錄可能是錯誤的。
東大西洋: 摩洛哥到安哥拉, 包括加納利群島.(參考文獻 7386) 偶而已知來自非洲北方部 (阿爾及利亞)了。 來自模里西斯的記錄可能是錯誤的。
初熟時的長度 / 大小 / 重量 / 年齡
成熟度: Lm 11.6 range ? - ? cm
Max length : 50.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5377); common length : 30.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3659)
Max length : 50.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5377); common length : 30.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3659)
簡短描述 檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 9; 背的軟條 (總數) : 13 - 14. Diagnosis: 9-10 short detached pectoral filaments, not exceeding length of upper pectoral fin; body moderately elongate and compressed, its height comprised 2.9-3.4 times in standard length; snout very short, blunt and prominent; mouth inferior; posterior edge of maxillary only slightly expanded, barely reaching past eye; 2 widely separated dorsal fins, 1st with 8 spines, 2nd with 1 flexible spine and 13-14 soft rays; 2nd
dorsal fin and anal fin bases barely equal; pectoral fin inserted low on body; scales ctenoid; head and unpaired fins partly covered with small scales (Ref. 57402).
Coloration: body uniformly silvery, upper part greyish and belly white; a large rounded black spot, about equal to eye diameter, generally visible under lateral line, behind opercle (Ref. 57402).
Body shape (shape guide): fusiform / normal.
Body shape (shape guide): fusiform / normal.
Occurs over sandy (Ref. 2683) and muddy bottoms in shallow waters (Ref. 4340), frequently in brackish habitats (Ref. 4340, 57402) and estuaries, but not in freshwaters (Ref. 57402). Feeds on benthic invertebrates (Ref. 5377). Sold fresh, dried salted or smoked (Ref. 36127).
生活在沙的 (參考文獻 2683)之上與泥底部在淺水區中, 時常在半鹹淡的棲息地.(參考文獻 4340) 吃底棲的無脊椎動物。 (參考文獻 5377) 生鮮販賣了, 乾燥鹽醃或者煙燻.(參考文獻 36127)
生活在沙的 (參考文獻 2683)之上與泥底部在淺水區中, 時常在半鹹淡的棲息地.(參考文獻 4340) 吃底棲的無脊椎動物。 (參考文獻 5377) 生鮮販賣了, 乾燥鹽醃或者煙燻.(參考文獻 36127)
生命週期和交配行為 成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Also Ref. 32209.東大西洋: 摩洛哥到安哥拉, 包括加納利群島.(參考文獻 7386) 偶而已知來自非洲北方部 (阿爾及利亞)了。 來自模里西斯的記錄可能是錯誤的。
主要參考資料
上傳您的推薦信 | 參考文獻 | 合作者 | 合作者
Daget, J. and J.C. Njock, 1986. Polynemidae. p. 352-354. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 2. (Ref. 4340)
CITES
Not Evaluated
對人類具威脅
無害處的
人類使用
漁業: 商業性
FAO - 漁業: 魚種描繪, landings search; Publication: search | FIRMS - Stock assessments | FishSource | 周邊海洋
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網路資源
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基於模型的估計
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系統發育多樣性指數 (參考文獻 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
| Bayesian length-weight | a=0.00851 (0.00540 - 0.01343), b=3.11 (2.98 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
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營養階層 (參考文獻 69278) |
3.6 ±0.67 se; based on food items. |
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回復力 (參考文獻 120179) |
中等的, 族群倍增時間最少 1.4 - 4.4年 (K=0.14-0.4). |
| Rate of population increase | Prior r = 0.49, 95% CL = 0.32 - 0.73, Based on 2 data-limited stock assessments. |
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釣魚的脆弱性 (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |
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氣候脆弱性 (Ref. 125649) |
Very high vulnerability (77 of 100). 🛈 |
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價格種類 (Ref. 80766) |
High. |
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營養素 (Ref. 124155) |
Calcium = 77.4 [41.1, 153.6] mg/100g; Iron = 0.985 [0.516, 1.817] mg/100g; Protein = 20.2 [18.7, 21.8] %; Omega3 = 0.386 [0.272, 0.572] g/100g; Selenium = 25.1 [13.6, 48.5] μg/100g; VitaminA = 9.37 [4.09, 21.25] μg/100g; Zinc = 0.816 [0.558, 1.179] mg/100g (wet weight); |