分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Distichodontidae (Distichodus)
Etymology: Neolebias: Greek, neos = new + Greek, lebias, ou = a kind of small fish (Ref. 45335).
Eponymy: Mrs Kerguenne Daget is the widow of the author, French ichthyologist Dr Jaques Daget (1919–2009). (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 大洋性. 熱帶; 24°C - 28°C (Ref. 12468)
Africa: Lower Guinea endemic, only known from the coastal rivers of Gabon (Ref. 81638).
非洲: Libreville ，加彭 (模式標本產地).
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 2.7 cm SL 雄魚/尚未辨別雌雄; (Ref. 7094)
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) : 12 - 13; 臀棘: 0; 臀鰭軟條: 9 - 11. Diagnosis: laterosensory canal on lateral surface of head limited to arch of pores around ventral and posterior margins of orbit and associated with preopercle; 6th infraorbital (dermosphenotic) present, but without laterosensory canal segment; infraorbital absent at posterior margin of orbit; maxilla with 4 or fewer teeth; scaly process absent at base of pelvic fin; dark pigmentation along lateral surface of body 2 scales wide or less; base of caudal fin unpigmented or with rounded spot that falls distinctly short of dorsal and ventral margins of caudal peduncle (Ref. 81638).
Maximum TL was recorded at 3.3 cm (Ref. 7094).
最大體長TL記錄為 3.3 公分。 (參考文獻 7094)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
非洲: Libreville ，加彭 (模式標本產地).
Daget, J. and J.-P. Gosse, 1984. Distichodontidae. p. 184-211. 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. 7094)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
瀕危 (EN) (B2ab(iii)); Date assessed: 16 February 2009
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00189 - 0.01058), b=3.17 (2.96 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
