The hybrid cross between native broadleaf and non-native narrowleaf cattails can take over shoreline lake habitat. Researchers remove invasive hybrid cattails from six test sites to evaluate the ...

Learn about successful catfish stocking and researchers study invasive hybrid cattails. Host Bret Amundson visits Horseshoe Lake to learn about successful stocking of catfish and researchers ...

Biologists at Voyageurs National Park are counting on the voracious appetite of rodents to help contain a cattail invasion. Several decades ago, cattails with narrow leaves and short, brown flower ...