The importance of headwater streams has become increasingly recognized, as have the programs and resources to support their protection over the last decade.  The following is a list of links to headwater stream programs, projects and resources.

The Importance and Benefits of Primary Headwater Streams

Ohio EPA’s Primary Headwater Stream Project: Key Findings 

Manual that describes indicators and associated field methods for characterizing flow permanence (ephemeral, intermittent, and perennial) of headwater streams.