Insects and Spiders - invasive

Mediterranean Oak Borer (Xyleborus monographus) on Nov 13, 2023

Submitter does not have a specimen
EDRR Status: Population assessed

Description of specimen

Mature white oaks declining totally over a couple of months.

Commentary

The location I see reported is in Washington, please contact the WA state forest entomologist found here: https://www.dnr.wa.gov/InsectsAndDisease

Christine Buhl
Nov. 15, 2023, 9:20 a.m.

Thank you for your report. This oak has been positively identified as infested by MOB and the landowner has been notified. Current infestations here: https://oda.fyi/MOBDash

Christine Buhl
Nov. 15, 2023, 10:34 a.m.

Location

A large mature White Oak died over a short period during late summer. there is another specimen a few hundred yards up 65th Ave
I suspect it has been caused by the Mediterranean oak borer.

Expert Reviewer

Christine Buhl
Oregon Dept. of Forestry

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