CRCritically Endangered

Synodontis dekimpei

Synodontis dekimpei is a critically endangered species of upside-down catfish endemic to the Democratic Republic of Congo in Central Africa. This freshwater fish belongs to the family Mochokidae and is characterized by its ability to swim inverted, a behavior typical of many Synodontis species.

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Countries

01Classification

Taxonomy & Classification

Kingdom

ANIMALIA

Phylum

CHORDATA

Class

ACTINOPTERYGII

Order

SILURIFORMES

Family

MOCHOKIDAE

Genus

Synodontis

Synodontis dekimpei belongs to the family MOCHOKIDAE, order SILURIFORMES, within the ACTINOPTERYGII class.

02Description

Species Profile

Synodontis dekimpei is a critically endangered species of upside-down catfish endemic to the Democratic Republic of Congo in Central Africa. This freshwater fish belongs to the family Mochokidae and is characterized by its ability to swim inverted, a behavior typical of many Synodontis species. The species was first scientifically described and is known from very limited localities within the Congo River basin system. Like other members of its genus, S. dekimpei likely feeds on algae, small invertebrates, and organic matter found on submerged surfaces. The species faces severe threats from habitat degradation and destruction caused by human activities including deforestation, agricultural expansion, and water pollution from mining operations that are prevalent throughout the Congo Basin. Sedimentation from soil erosion and changes in water chemistry pose additional risks to the aquatic ecosystems where this catfish occurs. The limited geographic range of S. dekimpei makes it particularly vulnerable to local environmental changes and human disturbances. Currently, there is insufficient information about the species' population size, reproductive biology, and specific ecological requirements, which hampers conservation planning efforts. No specific conservation measures are known to be in place for this species, and its remote location in a politically unstable region presents additional challenges for research and protection initiatives. Urgent surveys and habitat protection measures are needed to prevent the potential extinction of this endemic Congolese catfish.

Synodontis dekimpei faces severe threats from habitat degradation caused by deforestation, agricultural expansion, and water pollution from mining activities in the Congo Basin. Sedimentation from soil erosion and changes in water chemistry further compromise the aquatic ecosystems where this species occurs.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupFishes
03Habitat

Habitat & Distribution

This species inhabits freshwater systems within the Congo River basin in the Democratic Republic of Congo. It occurs in areas with submerged surfaces where it can feed on algae and organic matter while exhibiting the characteristic inverted swimming behavior of its genus.

Wetlands (inland) - Permanent rivers/streamsMajor
04Threats

Threats

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IUCN Red List: Critically Endangered

Synodontis dekimpei faces severe threats from habitat degradation caused by deforestation, agricultural expansion, and water pollution from mining activities in the Congo Basin. Sedimentation from soil erosion and changes in water chemistry further compromise the aquatic ecosystems where this species occurs.

Agricultural & forestry effluents

Ongoing

Annual & perennial non-timber crops

Ongoing

Dams & water management/use

Ongoing

Logging & wood harvesting

Ongoing

Mining & quarrying

Ongoing

Renewable energy

Ongoing
05Conservation

Conservation Actions

Species recovery
Awareness & communications
06Range

Found in 1 Country

Community

Community Sightings

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07Sources

Sources & Attribution

How to Cite

IUCN: IUCN (2025). The IUCN Red List of Threatened Species. Version 2025-1. Available at: https://www.iucnredlist.org. doi:10.2305/IUCN.UK.2025-1.RLTS

GBIF: GBIF.org (2025). GBIF Home Page. Available at: https://www.gbif.org

This page: SpeciesRadar (2025). Synodontis dekimpei (Synodontis dekimpei). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/-2344487

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