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  • Prairie Pothole Region - Wikipedia
    The Prairie Pothole Region (PPR) is an expansive area of the northern Great Plains that contains thousands of shallow wetlands known as potholes These potholes are the result of glacier activity in the Wisconsin glaciation, which ended about 10,000 years ago
  • Prairie Potholes | US EPA
    Prairie potholes are depressional wetlands (primarily freshwater marshes) found most often in the Upper Midwest, especially North Dakota, South Dakota, Wisconsin, and Minnesota
  • Prairie Potholes - National Wildlife Federation
    Learn about the wildlife, people, and conservation of the prairie pothole region
  • The Prairie Pothole Region - The Prairie Pothole Joint Venture
    The Prairie Pothole Region (PPR) of North America is a unique and extraordinary ecosystem After the retreat of the glaciers 10,000 years ago, the PPR consisted of a vast grassland ecosystem dotted with millions of shallow wetlands of unparalleled density and productivity
  • Plenty of Water in Prairie Potholes | U. S. Geological Survey
    The landscape of the Prairie Pothole Region of North and South Dakota formed when glaciers from the last ice age receded The potholes are shallow depressional wetlands left behind by the glaciers now popular with migratory waterfowl Floods in this region subside slowly due to the flat terrain
  • What Is a Prairie Pothole and How Is It Formed?
    A prairie pothole is a shallow, glacially-formed wetland found across the North American grasslands These depressions collect snowmelt and rainfall, creating small, temporary to semi-permanent bodies of water surrounded by prairie vegetation
  • Prairie Pothole Region - Ducks Unlimited
    The Prairie Pothole Region is the core of what was once the largest expanse of grassland in the world, the Great Plains of North America Its name comes from a geological phenomenon that left its mark beginning 10,000 years ago
  • Prairie Pothole Wetlands: Small Basins, Big Impact
    Shaped by retreating glaciers thousands of years ago, this landscape is dotted with millions of shallow depressions that fill with water from snowmelt and rainfall Known as prairie pothole wetlands, these features are one of the most ecologically important habitats in North America
  • Prairie Potholes - Wetlands and Habitats - Academic library
    Prairie potholes comprise a regional wetland mosaic that includes parts of the glaciated terrains of the Dakotas, Iowa, Minnesota, Montana, and Canada
  • Montana Field Guide
    Prairie potholes occur in shallow depressions scraped out by glaciers in the northern Great Plains of Montana The region is characterized by a glacial landscape of end moraines, stagnation moraines, outwash plains and lake plains





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