Welcome to EnviroDIY, a community for do-it-yourself environmental science and monitoring. EnviroDIY is part of WikiWatershed, a web toolkit designed to help citizens, conservation practitioners, municipal decision-makers, researchers, educators, and students advance knowledge and stewardship of fresh water. New to EnviroDIY? Start here

Did you know you can buy the Mayfly Data Logger and other EnviroDIY products in bulk in our shop? In addition to a 10% bulk discount, we have products not available on Amazon.com.