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Eupercaria/misc (Various families in series Eupercaria)
鱸形目 (Various families in series Eupercaria) >
Haemulidae (Grunts)
仿石鱸科 (Grunts) > Haemulinae
Etymology: Pomadasys: Greek, poma, -atos = cover, operculum + Greek, dasys = with hair (Ref. 45335).
Eponymy: Jean Jubelin (1787–1860) was the French governor of Senegal (1828–1829) at the time this fish was discovered there. After his tenure in Senegal, he became governor of French Guiana. (Ref. 128868), visit book page.
More on author: Cuvier.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋; 淡水; 半鹹淡水 居於水底的; 深度上下限 ? - 100 m (Ref. 57395), usually 20 - 50 m (Ref. 2683). 熱帶; 20°C - ? (Ref. 2799); 20°N - 23°S, 26°W - 16°E
Eastern Atlantic: west coast of Africa, from Mauritania (Ref. 7376, 57395) to southern Angola (Ref. 2799, 57395).
東大西洋: 到安哥拉南部的茅利塔尼亞 (參考文獻 7376).(參考文獻 2799)
初熟時的長度 / 大小 / 重量 / 年齡
成熟度: Lm 13.1  range ? - ? cm
Max length : 60.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 57395); common length : 45.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3660)
背棘 (總數) : 11 - 12; 背的軟條 (總數) : 15 - 17; 臀棘: 3; 臀鰭軟條: 8 - 9; 脊椎骨: 27. Diagnosis: body oblong and compressed, not very deep (Ref. 57395). Snout short and pointed (Ref. 57395), obtuse (Ref. 81655), distinctly longer than eye diameter (Ref. 57395). 2 anterior pores on chin, followed by a median pit bearing openings of another pair of pores (Ref. 57395). A deep groove (Ref. 57395) and a pore above maxilla, below the preorbital bone (Ref. 57395, 81655). Last dorsal spine longer than penultimate one (Ref. 81655). Second anal fin spine longer and stouter than third (Ref. 57395, 81655), third anal spine may also be thick but always shorter (Ref. 81655). Caudal fin slightly forked; scales slightly ctenoid; 4-5 scale rows between lateral line and middle of spinous dorsal-fin base; swim bladder simple, without anterior horns (Ref. 57395). 11-13/1/3-6 (total 16-20) gill rakers on first gill arch; 6-7 scales on upper part of transverse series; 20-22 scales around middle of caudal peduncle (Ref. 81655).
Coloration: silvery, with round, dark brown or black and irregularly scattered spots following scale rows on back and sides (Ref. 57395, 81655). Small-sized specimens <60 mm SL may lack spots, from this size on spots gradually become visible and pattern is well-developed in specimens of about 100 mm SL or larger; no spot on snout (Ref. 81655). Black opercular spot present at angle of opercle (Ref. 57395, 81655). Dorsal and caudal fins grey (Ref. 57395).
Body shape (shape guide): fusiform / normal.
Inhabit sandy and muddy bottoms of coastal waters and estuaries (Ref. 2683). Sometimes found in freshwater (Ref. 2135, 57395, 81655). Feeds on fish (Ref. 28587) and (benthic) crustaceans (Ref. 28587, 81655) as well as on mollusks and worms (Ref. 27121, 81655). Breeds in brackish water lagoons and estuaries, and even freshwaters (Ref. 57395). Of all grunts found in the continental waters of Lower Guinea, this species is found farthest upstream and seems best adapted to freshwater environments (Ref. 81655).
棲息於沿岸水域的沙泥底與河口。 (參考文獻 2683) 有時發現於淡水。 (參考文獻 2135) 吃魚與底棲的甲殼動物 (參考文獻 28587) 以及軟體動物與蠕蟲。 (參考文獻 27121)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Oviparous, distinct pairing during breeding (Ref. 205).東大西洋: 到安哥拉南部的茅利塔尼亞 (參考文獻 7376).(參考文獻 2799)
Bauchot, M.-L., 2003. Haemulidae. p. 495-503 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57395)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 15 May 2013
人類使用
漁業: 低經濟
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基於模型的估計
系統發育多樣性指數 (參考文獻 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=0.01380 (0.01098 - 0.01735), b=2.97 (2.93 - 3.01), in cm total length, based on LWR estimates for this species (Ref. 93245). |
營養階層 (參考文獻 69278) |
3.6 ±0.51 se; based on food items. |
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Generation time |
3.7 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
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=0.3). |
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Rate of population increase |
Prior r = 0.47, 95% CL = 0.31 - 0.70, Based on 2 data-limited stock assessments. |
釣魚的脆弱性 (Ref. 59153) |
Moderate vulnerability (36 of 100). 🛈 |
氣候脆弱性 (Ref. 125649) |
Very high vulnerability (80 of 100). 🛈 |
價格種類 (Ref. 80766) |
High.
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營養素 (Ref. 124155) |
Calcium = 106 [23, 206] mg/100g; Iron = 1.02 [0.54, 1.90] mg/100g; Protein = 18.8 [16.9, 20.5] %; Omega3 = 0.235 [0.124, 0.397] g/100g; Selenium = 61.9 [35.8, 110.8] μg/100g; VitaminA = 14.4 [6.9, 27.5] μg/100g; Zinc = 1.22 [0.88, 1.71] mg/100g (wet weight); |