Talking aquatic invasive species with UMN

The Fishing Opener in Minnesota is this weekend, and aquatic invasive species (AIS) will be on many people’s minds. Nick Phelps with the Minnesota Aquatic Invasive Species Research Center at the University of Minnesota answers questions about AIS, what people can do...

Washington Invasive Species Counsil

Photo: Minnesota Department of Natural Resources Photo: Michigan Lake and Stream Associations What is it? Starry stonewort is an aquatic, grass-like algae that spreads rapidly and alters water chemistry. It can be found in both freshwater and estuarine environments....

Aquatic Invasive Species Quick Guide

Description: Starry stonewort is a non-native species of large algae in the Characeae family. It has whorls of 4-6 long branchlets. It is more robust than most members of its family, and can grow to over two meters tall. Anchored by colorless filaments (rhizoids) that...