Acanthixalus sonjae 

Scope: Global
Language: English

Translate page into:

Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Hyperoliidae

Scientific Name: Acanthixalus sonjae Rödel, Kosuch, Veith & Ernst, 2003
Common Name(s):
English Ivory Coast Wart Frog
Taxonomic Source(s): Frost, D.R. 2016. Amphibian Species of the World: an Online Reference. Version 6.0 (31 March 2016). New York, USA. Available at:

Assessment Information [top]

Red List Category & Criteria: Near Threatened ver 3.1
Year Published: 2006
Date Assessed: 2006-01-31
Needs updating
Assessor(s): Mark-Oliver Rödel, Arne Schiøtz
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Listed as Near Threatened although its current known Extent of Occurrence is less than 5,000km2, it is expected to occur more widely, although there is continuing decline in the extent and quality of its habitat making it close to qualifying for Vulnerable.
Previously published Red List assessments:

Geographic Range [top]

Range Description:This species is known from south-western Côte d’Ivoire in Taï National Park, Haute Dodo Classified Forest and Cavally Classified Forest, and from south-western Ghana in Krokosua Hills Forest Reserve and the Ankasa Conservation Area (ACA), a protected area comprised of Nini-Suhien National Park to the north twinned with Ankasa Forest Reserve to the south. It might also occur across the border in Liberia.
Countries occurrence:
Côte d'Ivoire; Ghana
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is not common, probably because of its very restricted habitat, or because it is reclusive and therefore easily overlooked.
Current Population Trend:Decreasing
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It is confined to primary and secondary lowland rainforest, where it is dependent upon very large tree holes (an uncommon microhabitat) in which it breeds. It has been found in wet evergreen and moist semi-deciduous forest but is not found in degraded habitats.

Threats [top]

Major Threat(s): The major threat to this species is ongoing forest loss in south-western Côte d’Ivoire, due to agricultural development, timber extraction and human settlement.

Conservation Actions [top]

Conservation Actions: It occurs in Taï National Park, Haute Dodo Classified Forest, Cavally Classified Forest and Ankasa Conservation Area.

Citation: Mark-Oliver Rödel, Arne Schiøtz. 2006. Acanthixalus sonjae. The IUCN Red List of Threatened Species 2006: e.T56054A11418313. . Downloaded on 25 September 2018.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided