VU

Norfolcioconcha norfolkensis

Unknown

Overview

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

Norfolcioconcha norfolkensis faces severe habitat degradation from invasive plant species that alter the native forest understory composition essential for this endemic snail's survival. Agricultural expansion and urban development on Norfolk Island have fragmented the remaining native forest patches, isolating populations and reducing genetic diversity. Climate change poses an additional threat through altered precipitation patterns that affect the moist microhabitats this species requires for feeding and reproduction.

Threat summary

Habitat

This endemic land snail inhabits the native subtropical rainforest remnants of Norfolk Island, particularly in areas with dense leaf litter and fallen logs that provide the moist microhabitats essential for its survival. It is typically found in the understory of forests dominated by native Norfolk Island pine and other indigenous tree species.

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Frequently asked questions

Why is Norfolcioconcha norfolkensis classified as Vulnerable?
Norfolcioconcha norfolkensis 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. Norfolcioconcha norfolkensis faces severe habitat degradation from invasive plant species that alter the native forest understory composition essential for this endemic snail's survival. Agricultural expansion and urban development on Norfolk Island have fragmented the remaining native forest patches, isolating populations and reducing genetic diversity. Climate change poses an additional threat through altered precipitation patterns that affect the moist microhabitats this species requires for feeding and reproduction.
Where does Norfolcioconcha norfolkensis live?
Norfolcioconcha norfolkensis 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 Norfolcioconcha norfolkensis?
The main threats to Norfolcioconcha norfolkensis 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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