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Invasive Species

Invasive Species

Invasive species are non-native species which spread widely on their own. Many are considered to be noxious, and cause economic or environmental harm or harm to human health.

Articles & Stories

Invasive annual grasses have impacted more than 5 million acres of rangelands in Oregon with a...
Article presented by the Sage Grouse Initiative that shows how it pays to treat invasive grasses on...
There are many actions you can take as a landowner or citizen. Visit the Oregon Invasive Species...
But a weed is simply a plant that wants to grow where people want something else. In blaming nature...
Invasive species are one of the least understood, yet may be one of the most detrimental, threats...

Maps and Tools

With hundreds of map layers available to draw from, you can use the Oregon Explorer Map Viewer... more

Data Collections

The Oregon Spatial Data Library... more