Melanoides turritispira 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Mollusca Gastropoda Sorbeoconcha Thiaridae

Scientific Name: Melanoides turritispira
Species Authority: (Smith, 1877)

Assessment Information [top]

Red List Category & Criteria: Near Threatened 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 close to qualifying for Vulnerable. It is found from four locations on Lake Malawi, but it is believed to more widespread. This region is very disturbed with sedimentation and pollution.
Previously published Red List assessments:
2004 Near Threatened (NT)

Geographic Range [top]

Range Description: This species is endemic to Lake Malawi. This species is known from Mbamba Bay, the lagoon at Monkey Bay, Msumbi (15 feet deep) and Cape Maclear.
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. This species is found between 0 and 15 feet on rocky, well oxygenated shores.
Systems: Freshwater

Threats [top]

Major Threat(s): The 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 turritispira. The IUCN Red List of Threatened Species 2010: e.T44264A10870291. . Downloaded on 29 November 2015.
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