Fishing is regulated according to Wyoming state laws. A license is required. For more information visit the Wyoming Game and Fish website at gf.state.wy.us. You may also download the fishing brochure or the fishing brochure in spanish (Adobe PDF file).
PREVENT THE SPREAD OF PATHOGENS - CLEAN YOUR BOAT
Aquatic invasive species (AIS), such as whirling disease and zebra or quagga mussels, are a serious ecological and economic threat to the Greater Yellowstone Ecosystem. Boats, waders and anything else that comes in contact with a body of water has the potential to spread non-native plants, pathogens, and other invasive species among water bodies. Please read more about preventing the spread of AIS.
The following businesses are licensed by the National Park Service to provide commercial fishing trips:
Grand Fishing Adventures: www.grandfishing.com