分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gonorynchiformes (Milkfishes)
鼠□目 (Milkfishes) >
Kneriidae (Shellears)
克奈魚科 (Shellears)
Etymology: Kneria: From Kner, that studied fishes in the Imperial Museum of Vienna, with Jean Natterer (1817) (Ref. 45335).
Eponymy: Dr Rudolf Kner (1810–1869) was an Austrian zoologist specialising in ichthyology. [...] Gustav Adolf Baron von Maydell (1919–1959) was a German ecologist, bio-geographer and collector. [...] (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 底中水層性. 熱帶; 15°S - 17°S
Africa: endemic to the Cunene River system in Angola (Ref. 52193, 120641) and Namibia (Ref. 52193).
非洲: 在安哥拉與那米比亞的庫內內河流域.(參考文獻 7248)
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 5.7 cm SL 雄魚/尚未辨別雌雄; (Ref. 7248)
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) : 9; 臀棘: 0; 臀鰭軟條: 8 - 9. Diagnosis: opercular organ (lamellar part) overlying anterior part of lateral line; body depth 6.5 times, head length 5.3 times in total length; snouth length equal to eye diameter, 3.5 times in head length; snout smooth, males often with tubercles on cheeks or around eyes; operular organ much larger than eye (Ref. 88971). Dorsal fin origin slightly before midpoint of head and caudal fin base (Ref. 7248, 52193, 88971). Anal fin origin slightly before midpoint of pelvic fins and caudal fin base; body yellowish brown, with a lateral band made up of darkbrown spots, dorsally and ventrally bordered by a pale zone; back and belly with rows of irregular shaped spots; 3-4 overlapping dark spots on caudal fin base; black spot at base of pectoral and pelvic fins; caudal fin without color pattern; 1st and 2nd ray of dorsal and anal fin blackish (Ref. 88971).
Body shape (shape guide): elongated; Cross section: circular.
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
非洲: 在安哥拉與那米比亞的庫內內河流域.(參考文獻 7248)
Poll, M., 1984. Kneriidae. p. 129-133. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 3565)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 01 March 2007
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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): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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