Rocky Mountain NP Dragonfly Mercury Project sampling
![8 people posing for a group photo](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/e1a7fc79-4d50-40a4-864b-fde7e9e05db6Original.jpeg?itok=3C65hVaq)
Detailed Description
Citizen scientists after a day of collecting dragonfly larvae for the Dragonfly Mercury Project.
Sources/Usage
Public Domain.
NPGallery
National Park Service Digital Asset Management System