Invasive spongy month found in Sandpoint for second year in a row

Invasive spongy month found in Sandpoint for second year in a row

The Idaho Department of Lands says spongy moth captures in 2024 and 2025 reflect the first time a potential population has been detected in the area since 1991.

Invasive spongy month found in Sandpoint for second year in a row

The Idaho Department of Lands says spongy moth captures in 2024 and 2025 reflect the first time a potential population has been detected in the area since 1991.

Invasive Spongy Moth Detected Again in Northern Idaho

SANDPOINT, ID — The Idaho Department of Lands has confirmed that invasive spongy moths have been detected in Sandpoint for the second year in a row, marking the first indication of a possible reproducing population there since 1991. Three male European spongy moths were trapped in 2025 during intensive follow-up monitoring near Oak Street, Division Avenue, Monroe and Poplar, and the Syringa Creek–Chuck Slough area. The moths were confirmed throu…