Hyperolius riggenbachi 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Hyperoliidae

Scientific Name: Hyperolius riggenbachi Nieden, 1910
Common Name(s):
English Riggenbach's Reed 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: Vulnerable B1ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Needs updating
Assessor(s): Arne Schiøtz, Jean-Louis Amiet
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Listed as Vulnerable because its Extent of Occurrence is less than 20,000 km2, its distribution is severely fragmented, and there is continuing decline in the extent and quality of its habitat in Cameroon and Nigeria.

Geographic Range [top]

Range Description:This species is known from the Obudu and Mambilla Plateaus of eastern Nigeria, and the Bamenda Highlands, and the Adamawa Plateau (at Ngaouyanga and Banguve), western and central Cameroon. Two subspecies occur: H. r. riggenbachi and H. r. hieroglyphicus, the latter occurring in the Bamenda Highlands and on the Obudu Plateau, in an enclave surrounded by the former subspecies. Its altitudinal range is 900-1,800m asl.
Countries occurrence:
Cameroon; Nigeria
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is a very common species.
Current Population Trend:Decreasing
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It lives in wetlands and small wooded watercourses in montane grassland. Males call at dusk from the stems of waterside plants. It breeds in still water near streams.
Systems:Terrestrial; Freshwater

Threats [top]

Major Threat(s): It is probably affected by the ongoing loss of its montane grassland, wetland and stream habitat due to small-scale agricultural activities and wood collection, as well as human settlement.

Conservation Actions [top]

Conservation Actions: It is not known to occur in any protected areas. Improved habitat protection at sites where this species is known to occur is needed.

Citation: Arne Schiøtz, Jean-Louis Amiet. 2004. Hyperolius riggenbachi. The IUCN Red List of Threatened Species 2004: e.T56198A11429812. . Downloaded on 19 August 2018.
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