Marin Officials Report Invasive, Oak-Threatening Beetles

Marin officials report invasive, oak-threatening beetles

An invasive beetle species with a taste for oak trees has been detected in Novato. The county agriculture department announced the discovery of Mediterranean oak borers on Monday and called upon the public to watch for them in their yards. The bugs are about 3 millimeters long and can bore tunnels into trees. The species can also harm trees by infecting them with pathogens from the fungus they carry and feed upon. Infestation can spread to a tre…

Oak-infesting insect found in Novato

An invasive beetle has penetrated the Marin County limits—and local agricultural watchdogs are on high alert. The Mediterranean oak borer, an invasive insect that primarily feeds on white oaks, was recently detected in Novato. The Marin County Agricultural