Theodoxus niloticus 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Mollusca Gastropoda Cycloneritimorpha Neritidae

Scientific Name: Theodoxus niloticus (Reeve, 1856)
Regional Assessments:
Theodoxia africana Bourguignat, 1883
Theodoxus africanus (Reeve, 1856)

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2010
Date Assessed: 2009-05-01
Assessor(s): Van Damme, D. & Ghamizi, M.
Reviewer(s): Seddon, M., Van Damme, D., Graf, D.L., Appleton, C. & Bennett, L.
This is a tolerant and widespread species that seems to survive well even with human impacts.

Geographic Range [top]

Range Description:This species is endemic to the Nile. It is present in the Nile and canals in the Delta in Egypt, and in Lake Nasser. It is found in Ethiopia in Blue Nile (Bourguignat 1883) and Eritrea near Massawa (Bacci 1951), but these records may be erroneous according to Brown (1994).
Countries occurrence:
Egypt; Sudan
Additional data:
Estimated area of occupancy (AOO) - km2:<500
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:No information available.
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It lives in stony habitats in rivers, canals, lakes and in shallow areas. It is spread by birds.

Threats [top]

Major Threat(s): A tolerant species which seems to survive well despite pollution.

Conservation Actions [top]

Conservation Actions: None known.

Citation: Van Damme, D. & Ghamizi, M. 2010. Theodoxus niloticus. The IUCN Red List of Threatened Species 2010: e.T184690A8314592. . Downloaded on 20 April 2018.
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