Natural beauty is not out of reach even in the most urban of spaces. Each spring hundreds of thousands of river herring swim up the Mystic River to the Mystic Lakes—participate in the spectacular migration by counting fish online or in person! Original Article on Discover Magazine

Read on for the final estimate for the 2018 herring run.

Why are the video and in-person population estimates different?

Thanks to everyone who helped count! Read on for fun fish facts…

A day in the life of the Mystic River Watershed Association interns: collecting zooplankton in the Mystic

The Mystic supports a wonderful, yet hidden American Eel migration.

Before fish ladders, community members would carry fish over the Mystic Lakes Dam in buckets! Read their story here.

From helping us improve our statistical model to watching a clip of a unexpected critter- there are many reasons to keep counting fish!

The Woburn Daily Times Chronicle featured our work with river herring in an article last week. Take a peak to learn why river herring are back in Horn Pond this year-for the first time in over a century!