Invasive worm detected in Lescar: Anses confirms presence of pinewood nematode

Anses has identified a pinewood nematode on a symptomatic tree in Lescar, Pyrénées-Atlantiques.

Published 7sem1 sourceNotableupdated 2j

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The fact

This translucent worm, less than 1 millimeter long, is a feared pest for forests.

Health authorities are monitoring its spread to limit ecological damage.

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Auto-synthesis from 1 media source · identified on July 18, 2026