分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Aphyosemion: Greek, aphye, -es, sardine, anchovy + Greek, semeion = mark, signal (Ref. 45335); mengilai: This species is dedicated to François Mengila, born in Lambaréné, living in Libreville, in appreciation of his continued help as driver and guide during all collecting trips in Gabon of Wolfgang Eberl since 2002 (Ref. 95601).
Eponymy: François Mengila, a Gabonese man born in Lambaréné and living in Libreville, was honoured in appreciation of his continued help as driver and guide during the collecting trips in Gabon (since 2002) of the junior author, Wolfgang Eberl. (Ref. 128868), visit book page.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 大洋性.
Africa: Ikoy River, part of Ogowe basin in Gabon (Ref. 95601).
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 4.2 cm SL 雄魚/尚未辨別雌雄; (Ref. 95601)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 13 - 14; 臀棘: 0; 臀鰭軟條: 15 - 16. Diagnosis: Aphyosemion mengilai can be distinguished from all other congeners apart from A. grelli by having grey to black margins in the unpaired fins in males and females. It is distinguished from A. grelli by having more dorsal and anal fin rays in males and females, 13-14 vs. 10-12 and 15-16 vs. 13-14; by greater dorsal fin base length, 14.1-19.6% of standard length vs. 12.5-13.9%; shorter preanal length in females, 59.1-62.4% of standard length vs. 62.8-63.9%; relatively greater anal fin base length in males, 18.8-22.6% of standard length vs. 17.2-19.8%; by the more anterior insertion of dorsal fin relative to anal fin origin, ratio D/A 4-6 vs. 6-7; by having more scales on transverse series, 11-12 vs. 9-10; more scales around caudal peduncle, 15-18 vs. 12; and by the presence of light blue submarginal stripes in dorsal, anal , and caudal fin in females (Ref. 95601).
Body shape (shape guide): fusiform / normal.
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Valdesalici, S. and W. Eberi, 2014. Aphyosemion mengilai, a new killifish species from the northern Massif du Chaillu, central Gabon (Cyprinodontiformes: Nothobranchiidae). aqua, Int. J. Ichthyol. 20(2):111-116. (Ref. 95601)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
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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=0.00603 (0.00251 - 0.01446), b=3.13 (2.93 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
營養階層 (參考文獻 69278) |
3.2 ±0.5 se; based on size and trophs of closest relatives |
釣魚的脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |