Tasmanian Freshwater 'Limpet'
Ancylastrum cumingianum
Conservation status data sourced from the IUCN Red List of Threatened Species.
Taxonomy & Classification
Kingdom
Animalia
Phylum
Mollusca
Class
Gastropoda
Family
Planorbidae
Genus
Ancylastrum
Tasmanian Freshwater 'Limpet' belongs to the family Planorbidae, order unknown, within the Gastropoda class.
Species Profile
Species profile data sourced from the IUCN Red List of Threatened Species.
The Tasmanian Freshwater 'Limpet' faces severe threats from habitat degradation due to agricultural runoff, sedimentation, and water pollution in Tasmania's freshwater systems. Its extremely limited distribution makes it highly vulnerable to local environmental changes, while introduced species and altered flow regimes from dam construction and water extraction further compromise its survival.
Key Facts
Habitat & Distribution
This species inhabits clean, well-oxygenated freshwater streams, rivers, and shallow lake margins in Tasmania. It typically occurs on hard substrates such as rocks and logs in flowing or slow-moving waters with stable conditions.
Threats
IUCN Red List: Critically Endangered
The Tasmanian Freshwater 'Limpet' faces severe threats from habitat degradation due to agricultural runoff, sedimentation, and water pollution in Tasmania's freshwater systems. Its extremely limited distribution makes it highly vulnerable to local environmental changes, while introduced species and altered flow regimes from dam construction and water extraction further compromise its survival.
Altered flow regimes from water extraction
Sedimentation and habitat degradation
Water pollution and agricultural runoff
Climate change affecting water temperature and chemistry
Invasive species competition
Community Sightings
Report a sightingNo community sightings yet. Be the first to report!
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). Tasmanian Freshwater 'Limpet' (Ancylastrum cumingianum). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/tasmanian-freshwater-limpet