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Mormyrus caschive

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA ACTINOPTERYGII OSTEOGLOSSIFORMES MORMYRIDAE

Scientific Name: Mormyrus caschive
Species Authority: Linnaeus, 1758
Common Name/s:
English Eastern Bottlenose, Elephant Snout
Synonym/s:
Mormyrus geoffroyi Günther, 1866
Mormyrus longipinnis Rüppell, 1832
Mormyrus longirostris Boulenger, 1898
Scrophicephalus longipinnis Rüppell, 1832

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2010
Date Assessed: 2006-02-28
Assessor/s: Azeroual, A., Getahun, A. & Twongo, T.
Reviewer/s: Snoeks, J., Tweddle, D., Getahun, A., Lalèyè, P., Paugy, D., Zaiss, R., Fishar, M.R.A & Brooks, E.
Justification:
This species has a wide distribution, with no known major widespread threats. It is therefore listed as Least Concern. It has also been assessed regionally as Least Concern for eastern and north eastern Africa. Within northern Africa the species is assessed as Vulnerable.
History:
2006 Least Concern (IUCN 2006)
2006 Least Concern

Geographic Range [top]

Range Description: This species is found the entire length of the Nile.

Eastern Africa: It has a widespread distribution including Lakes Edward, George and Albert, the Albert and Albert Nile and the Aswa River (This species is known from upper Nile system).

Northern Africa: It is present but rare in Egyptian This species is known from upper Nile.

Northeast Africa: This species occurs in the Ghazal and Jebel systems, White Nile, and Blue Nile to Lake Nasser (also known as Lake Nubia), as well as the Baro River and Rift lakes, Ethiopia
Countries:
Native:
Egypt; Ethiopia; Sudan; Uganda
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is believed to be rare in eastern and northern Africa, however in north eastern Africa it is relatively common.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: This species is expected to be similar to that of Mormyrus kannume which prefers both inshore and offshore waters of lakes. Its diet consists mainly of aquatic insects, particularly chironomid larvae and small shrimps, worms and vegetation. It is active mainly at night, and favours quite deep water with a soft muddy bottom. It breeds in summer.
Systems: Freshwater

Threats [top]

Major Threat(s): In northern Africa, dams, water pollution (agriculture, domestic and commercial/industrial), groundwater extraction and drought pose possible threats.

Conservation Actions [top]

Conservation Actions: None known. More research is needed into this species population numbers and range, biology and ecology, habitat status and threats, as well as monitoring and potential conservation measures.
Citation: Azeroual, A., Getahun, A. & Twongo, T. 2010. Mormyrus caschive. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 24 April 2014.
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