https://www.beaumontcvb.com/things-to-do/cattail-marsh/
Exploring the Cattail Marsh | Scenic Wetlands & Wildlife
Walk the boardwalk and spot over 300 bird species at Beaumont’s cattail marsh wetlands in this 900-acre natural refuge.
exploring thecattail marshscenicwetlandswildlife
https://www.nps.gov/places/cattail-marsh.htm
Cattail Marsh (U.S. National Park Service)
cattail marshnational parkuservice
https://experts.umn.edu/en/publications/loss-and-uptake-of-sup15supn-ammonium-in-submerged-soils-of-a-cat/
Loss and uptake of 15N-ammonium in submerged soils of a cattail marsh. - Experts@Minnesota