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Montana Lake Book
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  • What is a Lake?
  • The Montana Lake Book
    • Chapter 1 – LAKE BASICS
      • What is a Watershed?
      • The Importance of Snowpack
      • How Lakes Function
      • Knowing Lake Food Chains
      • Nutrients: The Green Machines
      • Checking Lake Water Quality
      • Usage Suitability
      • Citizen Science & Community Involvement
      • Montana Watershed Coordination Council (MWCC)
      • LEARN MORE
    • Chapter 2 – WATERFRONT LIVING
      • Waterfront Property
      • Understanding Your Septic System
      • Pharmaceuticals and Personal Care Products: Chemical Cocktails
      • Use and Dispose of Hazardous Materials Responsibility
      • Pet Waste and Water Quality
      • LEARN MORE
    • Chapter 3 – WORKING IN A WATERSHED
      • Farming and Fertilizers
      • Cattle & Critters
      • Forestry and Timber Harvesting
      • Roads, Driveways & Ditches
      • Conservation Districts
      • LEARN MORE
    • Chapter 4 – WATER RECREATION
      • Boating Boom…erang
      • Motorized Watercraft: It’s a Gas
      • Diagnosing UFOs: Unidentified Floating Objects
      • LEARN MORE
    • Chapter 5 – PROTECTING OUR FISHERIES
      • Different Fish for Different Lakes
      • The Lives of Native Trout
      • Illegal Fish Introductions
      • Aquatic Habitat
      • Whirling Disease in Montana
      • LEARN MORE
    • Chapter 6 – AQUATIC INVASIVE SPECIES (AIS) IN MONTANA
      • Zebra Mussels in Montana
      • New Zealand Mudsnails
      • Living with Aquatic Weeds
      • Eurasian Watermilfoil
      • CLEAN.DRAIN.DRY
      • LEARN MORE
    • Chapter 7 – A CHANGING CLIMATE
      • LEARN MORE
    • APPENDIX A – MONTANA AND U.S. LAKE-RELATED AGENCIES
    • APPENDIX B – LAKE TERMINOLOGY
  • Publication Info
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Chapter 5 – PROTECTING OUR FISHERIES

Holter Lake near Helena. Photo courtesy www.larrymayer.com
  • Different Fish for Different Lakes
  • The Lives of Native Trout
  • Illegal Fish Introduction
  • Aquatic Habitat
  • Whirling Disease in Montana
  • LEARN MORE

Nature's Wonder - Pine Needle Balls

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