Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Mollusca Gastropoda Sorbeoconcha Thiaridae

Scientific Name: Melanoides truncatelliformis
Species Authority: (Bourguignat, 1885)
Taxonomic Notes: Probably a synonym of M. polymorpha (T. Kristensen, 2004, pers. comm.)

Assessment Information [top]

Red List Category & Criteria: Vulnerable D2 ver 3.1
Year Published: 2010
Date Assessed: 2004-05-30
Needs updating
Assessor(s): Kaunda, E., Magombo, Z., Kahwa, D. & Mailosa, A.
Reviewer(s): Seddon, M.B. & Kristensen, T. (Mollusc Red List Authority)
This species is only found at one location (Kyella) in Lake Malawi. This region is very disturbed with sedimentation and pollution.
Previously published Red List assessments:
2004 Vulnerable (VU)

Geographic Range [top]

Range Description: This species is endemic to Lake Malawi. This species is known from Kyella, may be localised at northern end of the Lake.
Countries occurrence:
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Population densities provided in Genner and Michel (2003) for mixed Malawi Melanoides state a max of 1370 individuals/m2. Louda et al. (1983) state 123 individuals/m2 at Cape Maclear in shallow water.
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It is found in soft sediment (silt, sand, fine gravel) in Lake Malawi.
Systems: Freshwater

Threats [top]

Major Threat(s): This region is very disturbed with sedimentation and pollution.

Conservation Actions [top]

Conservation Actions: No information available.

Citation: Kaunda, E., Magombo, Z., Kahwa, D. & Mailosa, A. 2010. Melanoides truncatelliformis. The IUCN Red List of Threatened Species 2010: e.T44271A10885833. . Downloaded on 06 October 2015.
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