Weblink to the STREAM website. STREAM (Sequencing the Rivers for Environmental Assessment and Monitoring) is a new community-based project that involves the collection of benthic macroinvertebrates from rivers across Canada to generate a better understanding of the health of river systems. STREAM is a collaboration between Living Lakes Canada (LLC) World Wildlife Fund (WWF) Canada, Environment and Climate Change Canada (ECCC) and the University of Guelph.