Massive Algae Bloom Impairs Recreation on Cacapon River

 

Long, stringy, dense, and slimy—there’s not much to like about the massive green algae bloom that’s plaguing the Cacapon River near Yellow Spring in Hampshire County. 

This overgrowth of stringy algae, known as filamentous algae, stretches for several river miles. In the summer months, the largest patch is 3 miles long and covers up to 80 percent of the river, making swimming, fishing, and paddling nearly impossible. 

The West Virginia Department of Environmental Protection (WVDEP) recently deemed this algae-affected portion of the Cacapon River to be “recreationally impaired.” For the first time ever, our notoriously healthy river has made WVDEP’s list of impaired streams in the state. Thankfully, unlike other varieties of algae, filamentous green algae is not toxic to our river’s waters. It’s considered more of a nuisance than a toxin. 

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