Non-native Phragmites australis ssp. australis (common reed) at Paria Beach, Glen Canyon

Detailed Description
Non-native Phragmites australis ssp. australis (common reed) at the Paria Beach, Glen Canyon. Native Phragmites australis ssp. americanus is most dominant in the Colorado River ecosystem. Non-native Phragmites has been found near the mouth of the Paria River, at Paria Beach and Paria Riffle, in a study conducted by the USGS Southwest Biological Science Center.
Sources/Usage
Public Domain.