分類 / Names
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: Pronothobranchius: Greek, pro = front of + Greek, nothos = bastard, false + Greek, brangchia = gill.
More on author: Ahl.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; 非遷移的. 熱帶; 22°C - 26°C (Ref. 2059)
Africa: Lake Chad drainage basin in Nigeria, Chad and Central African Republic (Ref. 95020).
非洲: 甘比亞，馬利，尼日，奈及利亞， Burkina Faso ，查德與喀麥隆。 延伸向南至迦納。 已知只來自一些個別的族群了。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 4.1 cm SL 雄魚/尚未辨別雌雄; (Ref. 95020); 4.7 cm (female)
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 - 16; 臀棘: 0; 臀鰭軟條: 15 - 17; 脊椎骨: 28 - 30. Diagnosis: It is distinguished from all congeners by the following unique combination of characters: males with about 30-50 dots on flank, each being lesser in diameter than the radius of the pupil, a proximal stripe on anal fin, pelvic fin reaching the genital papillae, dorsal fin tip reaching the caudal fin, females also with dots on flank; dorsal fin with 13-16 rays an27-29 scales in the median lateral series (Ref. 95020).
Found in temporary pools and swamps (Ref. 3788). A bottom spawner, with 1.5 months incubation (Ref. 27139). Difficult to maintain in aquarium (Ref. 27139).
出現於暫時的小溪與沼澤。 6.5 公分最大 TL.(參考文獻 3788) 底部產卵魚， 1.5個月孵育。 在水族館是難以維持。 (參考文獻 27139)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
非洲: 甘比亞，馬利，尼日，奈及利亞， Burkina Faso ，查德與喀麥隆。 延伸向南至迦納。 已知只來自一些個別的族群了。
Valdesalici, S., 2013. Pronothobranchius chirioi n. sp. a new annual killifish species from the Niger River drainage, with redescriptions of P. kiyawensis, P. gambiensis and P. seymouri (Cyprinidontiformes: Nothobranchiidae). Killi-Data Series 2013:21-41. (Ref. 95020)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
瀕危 (EN) (B2ab(ii,iii)); Date assessed: 09 September 2019
人類使用
水族館: 商業性
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00603 (0.00250 - 0.01453), b=3.13 (2.92 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
