Sitona macularius
VU

Sitona macularius

Local name: fläckig ärtvivel

Unknown

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

Overview

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

The fläckig ärtvivel faces severe population declines primarily due to intensive agricultural practices that eliminate the diverse leguminous plants it depends on for survival. Modern farming methods, including widespread pesticide use and habitat simplification, have drastically reduced suitable breeding and feeding sites. Climate change compounds these pressures by altering the distribution and phenology of its host plants, disrupting the weevil's carefully synchronized life cycle.

Threat summary

Habitat

This weevil inhabits semi-natural grasslands, field margins, and areas with diverse leguminous vegetation, particularly favoring locations with wild vetches and clovers. It requires traditional agricultural landscapes that maintain botanical diversity and avoid intensive chemical treatments.

Frequently asked questions

Why is fläckig ärtvivel classified as Vulnerable?
fläckig ärtvivel 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. The fläckig ärtvivel faces severe population declines primarily due to intensive agricultural practices that eliminate the diverse leguminous plants it depends on for survival. Modern farming methods, including widespread pesticide use and habitat simplification, have drastically reduced suitable breeding and feeding sites. Climate change compounds these pressures by altering the distribution and phenology of its host plants, disrupting the weevil's carefully synchronized life cycle.
Where does fläckig ärtvivel live?
fläckig ärtvivel occurs in Afghanistan, Åland Islands, American Samoa, Austria, Belarus, and Belgium (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 fläckig ärtvivel?
The main threats to fläckig ärtvivel 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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