Silver Shade
EN

Silver Shade

Eana argentana

Unknown

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Eana_argentana

Overview

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

The Silver Shade faces severe population declines primarily due to habitat degradation from intensive agricultural practices and urban development across its European range. Climate change is altering the phenology of its host plants, disrupting critical breeding cycles and larval development timing. Pesticide use in agricultural areas has significantly reduced both adult survival rates and the availability of suitable host vegetation for reproduction.

Threat summary

Habitat

The Silver Shade inhabits chalk downlands, limestone grasslands, and coastal dunes across Europe, particularly favoring areas with abundant wild thyme and marjoram. Adults are typically found in warm, sheltered locations with short turf and scattered scrubland that provide both nectar sources and suitable microclimates for reproduction.

TERRESTRIAL· major

Frequently asked questions

Why is Silver Shade classified as Endangered?
Silver Shade 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. The Silver Shade faces severe population declines primarily due to habitat degradation from intensive agricultural practices and urban development across its European range. Climate change is altering the phenology of its host plants, disrupting critical breeding cycles and larval development timing. Pesticide use in agricultural areas has significantly reduced both adult survival rates and the availability of suitable host vegetation for reproduction.
Where does Silver Shade live?
Silver Shade occurs in Åland Islands, Andorra, Austria, Belarus, Belgium, and Bulgaria (plus 35 other countries). Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Silver Shade?
The main threats to Silver Shade 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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