分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Osteoglossiformes (Bony tongues)
骨舌魚目 (Bony tongues) >
Mormyridae (Elephantfishes)
象鼻魚科 (Elephantfishes)
Etymology: Isichthys: Greek, isos = equal + Greek, ichthys = fish (Ref. 45335).
More on author: Gill.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的; pH range: 5.0 - ?. 熱帶; 22°C - 24°C (Ref. 12468)
Africa: coastal basins of Guinea, Sierra Leone and Liberia (Ref. 81274) and the Niger basin through Cameroon and Gabon to the Kouilou River basin (Ref. 81635). Also in the Chiloango in Cabinda Province of Angola (Ref. 120641).
非洲: 幾內亞沿海平原，獅子山與賴比瑞亞與奈及利亞的沿海的河川特別在尼日三角州。 記錄自 Ntem 河流域，喀麥隆下游了。 (參考文獻 27896)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 28.7 cm SL 雄魚/尚未辨別雌雄; (Ref. 2915)
Possesses electroreceptors over the entire head, the dorsal region and some parts of the ventral region; absent from the side and the caudal peduncle where the electric organ is located. Electric organ discharge (EOD) rates are of low frequency and sexually dimorphic as to waveform (Ref. 10011).
具有電感受體佈滿腹的區域整個頭，背部區域與一些部份; 發電器官所在的體側與尾梗沒有出現。 發電器放電 (EOD) 率是低頻率與性別雙型性關於波形.(參考文獻 10011)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
非洲: 幾內亞沿海平原，獅子山與賴比瑞亞與奈及利亞的沿海的河川特別在尼日三角州。 記錄自 Ntem 河流域，喀麥隆下游了。 (參考文獻 27896)
Bigorne, R., 1990. Mormyridae. p. 122-184. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux saumâtres d'Afrique de l'Ouest. tome 1. Faune Trop. 28. Musée Royal de l'Afrique Centrale, Tervuren, and ORSTOM, Paris. (Ref. 2915)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 03 September 2019
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00484 - 0.01566), b=2.69 (2.53 - 2.85), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (25 of 100).
