Haplochromis tweddlei
Taxonomy [top]
| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| ANIMALIA | CHORDATA | ACTINOPTERYGII | PERCIFORMES | CICHLIDAE |
| Scientific Name: | Haplochromis tweddlei |
| Species Authority: | (Jackson, 1985) |
| Synonym/s: |
Astatotilapia tweddlei Jackson, 1985
|
Assessment Information [top]
| Red List Category & Criteria: | Vulnerable B1ab(i,ii)+2ab(i,ii); D2 ver 3.1 |
| Year Published: | 2006 |
| Assessor/s: | Kazembe, J., Magombo, Z. & Kaunda, E. |
| Reviewer/s: | Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Programme) |
|
Justification: Endemic to Malawi where it is restricted to two locations: Lake Chilwa and its tributary, Likangala river (inflowing river), and Lake Chiuta. It also experiences extreme fluctuations in extent of occurrence and area of occupancy as Lake Chuita levels drop in drought years. |
|
Geographic Range [top]
| Range Description: | Endemic to Malawi and Mozambique. Occurs in Lakes Chiuta and Chilwa and associated rivers (i.e., Likangala river). |
| Countries: |
Native:
Malawi; Mozambique
|
| Range Map: | Click here to open the map viewer and explore range. |
Population [top]
| Population: | No information available. |
| Population Trend: |
Unknown
|
Habitat and Ecology [top]
| Habitat and Ecology: | Inhabits swampy vegetated water, with sandy substrate overlain with decaying plant material at depths not more than 3 metres. Feeds on detritus and insects. |
| Systems: | Freshwater |
Threats [top]
| Major Threat(s): | Over-fishing. Drought - for example Lake Chilwa sometimes dries out completely. |
Conservation Actions [top]
| Conservation Actions: | No information available. |
Bibliography [top]
|
IUCN. 2006. 2006 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 04 May 2006. Jackson, P.B.N. 1985. Astatotilapia tweddlei, a new species of fluviatile haplochromine cichlid fish from Lakes Chilwa and Chiuta, Malawi, with zoogeographical notes. Special Publication of the JLB Smith Institute of Ichthyology 38: 1–10 |
| Citation: | Kazembe, J., Magombo, Z. & Kaunda, E. 2006. Haplochromis tweddlei. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 25 May 2012. |
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