VU

Sphagnum curvatulum

Unknown

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Sphagnum curvatulum faces significant pressure from peat bog drainage and commercial peat extraction across its limited range in northern Europe and North America. Climate change poses an additional threat by altering the hydrological conditions essential for sphagnum moss survival, with warmer temperatures potentially drying out the acidic wetland habitats this species requires. Habitat fragmentation from agricultural expansion and forestry activities further isolates remaining populations, reducing genetic diversity and resilience.

Threat summary

Habitat

Sphagnum curvatulum inhabits acidic peat bogs, fens, and other waterlogged sphagnum-dominated wetlands, typically in cool temperate and boreal regions. This moss species requires consistently moist, nutrient-poor conditions with low pH levels, forming characteristic cushions and carpets in undisturbed bog ecosystems.

Frequently asked questions

Why is Sphagnum curvatulum classified as Vulnerable?
Sphagnum curvatulum is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Sphagnum curvatulum faces significant pressure from peat bog drainage and commercial peat extraction across its limited range in northern Europe and North America. Climate change poses an additional threat by altering the hydrological conditions essential for sphagnum moss survival, with warmer temperatures potentially drying out the acidic wetland habitats this species requires. Habitat fragmentation from agricultural expansion and forestry activities further isolates remaining populations, reducing genetic diversity and resilience.
Where does Sphagnum curvatulum live?
Sphagnum curvatulum occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Sphagnum curvatulum?
The main threats to Sphagnum curvatulum are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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