Swan-necked Earth-moss
Microbryum curvicollum
Conservation status data sourced from the IUCN Red List of Threatened Species.
Taxonomy & Classification
Kingdom
Plantae
Phylum
Bryophyta
Class
Bryopsida
Order
Pottiales
Family
Pottiaceae
Genus
Microbryum
Swan-necked Earth-moss belongs to the family Pottiaceae, order Pottiales, within the Bryopsida class.
Species Profile
Species profile data sourced from the IUCN Red List of Threatened Species.
Swan-necked Earth-moss faces severe threats from habitat destruction due to agricultural expansion and urban development across its limited range. Climate change poses additional risks through altered precipitation patterns and increased drought frequency, which directly impacts the moist soil conditions this species requires for survival.
Key Facts
Habitat & Distribution
Occupies moist, calcareous soils in open grasslands, agricultural field margins, and disturbed ground in temperate regions. Typically found on bare or sparsely vegetated earth in areas with seasonal moisture availability.
Threats
IUCN Red List: Critically Endangered
Swan-necked Earth-moss faces severe threats from habitat destruction due to agricultural expansion and urban development across its limited range. Climate change poses additional risks through altered precipitation patterns and increased drought frequency, which directly impacts the moist soil conditions this species requires for survival.
Agricultural conversion and intensive farming practices
Climate change and altered precipitation patterns
Urban development and infrastructure expansion
Pollution from agricultural runoff and chemicals
Soil disturbance and erosion
National vs Global Threat Status
How this species is assessed at the national level compared to its IUCN global status (CR).
| Country | National Status | Global Status | Comparison |
|---|---|---|---|
| EU | LCLeast Concern | CRCritically Endangered | Lower local risk |
| EU | LCLeast Concern | CRCritically Endangered | Lower local risk |
National Red List data sourced from the National Red List Project (nationalredlist.org, ZSL) and country-specific Red List authorities.
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
National Red Lists: ZSL (2025). National Red List. Zoological Society of London. Available at: https://www.nationalredlist.org
This page: SpeciesRadar (2025). Swan-necked Earth-moss (Microbryum curvicollum). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/swan-necked-earth-moss