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Paramormyrops retrodorsalis (Nichols & Griscom, 1917)

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drawing shows typical species in Mormyridae.

Congo (Kinshasa) country information

Common names: [No common name]
Occurrence: endemic
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Type-locality of the holotype of Marcusenius retrodorsalis: 'Niapu, Congo, from a small forest brook tributary to the Bima River' (Ref. 41594). Only known from the type locality in Uele drainage, middle Congo River basin (Ref. 3203, 116799).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/cg.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Nichols, J.T. and L. Griscom, 1917
National Database:

Common names from other countries

弯背河马长颌鱼, Niapu peemotkala, Rypoun zadoploutvý, ... more

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: Paramormyrops: Greek, para = near + Greek, mormyros = a fish (Sparus sp) (Ref. 45335).
  More on authors: Nichols & Griscom.

Environment: milieu / climate zone / depth range / distribution range 生態學

; 淡水 居於水底的.   熱帶

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Africa: only known from a small forest brook, tributary of the Bima River, Uele drainage, middle Congo River basin, in Democratic Republic of the Congo (Ref. 3203, 41594, 116799).
非洲: Niapu, 來自 Bima 河 (模式標本產地) 的一個小森林小溪支流的剛果.

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 11.4 cm SL 雄魚/尚未辨別雌雄; (Ref. 41594)

生物學特性     字彙 (例如 epibenthic)


Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚

非洲: Niapu, 來自 Bima 河 (模式標本產地) 的一個小森林小溪支流的剛果.

主要參考資料 Upload your references | 參考文獻 | 合作者 | 合作者

Rich, M., J.P. Sullivan and C.D. Hopkins, 2017. Rediscovery and description of Paramormyrops sphekodes (Sauvage, 1879) and a new cryptic Paramormyrops (Mormyridae: Osteoglossiformes) from the Ogooué River of Gabon using morphometrics, DNA sequencing and electrophysiology. Zool. J. Linn. Soc. 180:613-646. (Ref. 116799)

IUCN 瀕危狀態 (Ref. 130435)

  資料不足 (DD) ; Date assessed: 16 February 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的




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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5005   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00251 - 0.01261), b=3.05 (2.85 - 3.25), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
營養階層 (Ref. 69278):  3.1   ±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 vulnerability (10 of 100).