EN

Tegenaria pieperi

Unknown

Overview

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

Tegenaria pieperi faces severe threats from habitat destruction and degradation of its specialized cave and underground environments. Human activities including quarrying, construction, and recreational caving have directly impacted known populations. The species' extremely limited distribution makes it particularly vulnerable to localized disturbances, with entire populations at risk from single development projects or changes in groundwater levels that affect cave ecosystems.

Threat summary

Habitat

This endemic spider inhabits limestone caves, underground cavities, and associated subterranean environments in specific geological formations. The species requires stable cave conditions with appropriate humidity levels and minimal light penetration, typically found in deeper cave zones away from entrances.

Other threatened species in AGELENIDAE

VU

Tegenaria annae

Unknown
VU

Tegenaria ariadnae

Unknown
CR

Histopona isolata

Unknown
CR

Tegenaria schmalfussi

Declining

Threatened in Greece

EN

Trichoferus bergeri

Unknown
VU

Lepiota echinella

Unknown
VU

Copper Shark

Carcharhinus brachyurus

Declining
Luschan's SalamanderEN

Luschan's Salamander

Lyciasalamandra luschani

Declining

Frequently asked questions

Why is Tegenaria pieperi classified as Endangered?
Tegenaria pieperi is classified as Endangered — facing a very high risk of extinction in the wild — because population numbers are declining steeply and key habitats are under sustained pressure. Tegenaria pieperi faces severe threats from habitat destruction and degradation of its specialized cave and underground environments. Human activities including quarrying, construction, and recreational caving have directly impacted known populations. The species' extremely limited distribution makes it particularly vulnerable to localized disturbances, with entire populations at risk from single development projects or changes in groundwater levels that affect cave ecosystems.
Where does Tegenaria pieperi live?
Tegenaria pieperi occurs in Greece. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Tegenaria pieperi?
The main threats to Tegenaria pieperi 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.

Get weekly conservation intelligence

One short digest a week of the most striking species and country data we ship, plus breaking conservation news paired with our database where it matters.

Free, no spam. One-click unsubscribe in every email.