Sphaeroplea annulina
Local name: rødsporetråd
Conservation status data sourced from the IUCN Red List of Threatened Species.
Taxonomy & Classification
Kingdom
Plantae
Phylum
Chlorophyta
Class
Chlorophyceae
Order
Chlamydomonadales
Family
Sphaeropleaceae
Genus
Sphaeroplea
Sphaeroplea annulina belongs to the family Sphaeropleaceae, order Chlamydomonadales, within the Chlorophyceae class.
Species Profile
Species profile data sourced from the IUCN Red List of Threatened Species.
Sphaeroplea annulina faces severe threats from habitat degradation due to water pollution, eutrophication, and climate-induced changes to freshwater ecosystems. The species' specialized reproductive requirements and narrow ecological niche make it particularly vulnerable to environmental disturbances that alter water chemistry and temperature regimes.
Key Facts
Habitat & Distribution
Shallow freshwater pools, temporary ponds, and slow-moving streams with nutrient-rich waters, typically in temperate regions with seasonal flooding patterns. The species requires specific water chemistry conditions and temperature ranges for successful reproduction and growth.
Threats
IUCN Red List: Critically Endangered
Sphaeroplea annulina faces severe threats from habitat degradation due to water pollution, eutrophication, and climate-induced changes to freshwater ecosystems. The species' specialized reproductive requirements and narrow ecological niche make it particularly vulnerable to environmental disturbances that alter water chemistry and temperature regimes.
Agricultural runoff contamination
Climate change altering water temperature
Habitat loss from wetland drainage
Water pollution and eutrophication
Urban development pressure
Community Sightings
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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). Sphaeroplea annulina (Sphaeroplea annulina). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/rdsporetrad