Poor Fen - Michigan Natural Features Inventory

Prairie Fen Photos - Michigan Natural Features Inventory

Michigan Nature Michigan Nature Association

Michigan Natural Features Inventory

Prairie Fen Series – Recognizing a Fen Neighbor

Fen - Wikipedia

Land at Heart of Kellner Fen Donated into Permanent Conservation - Door County Land Trust

Diversity, Free Full-Text

Map of Michigan, USA showing locations of fens overlaid on ecoregions

Prairie Fen Series – Being a Prairie Fen Steward