Mormyrus caschive

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Threats

Conservation Actions

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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 Assessed:

2010

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)

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 map to view full version)

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.

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.

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 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 07 February 2012.
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