Biologist Points to Acoustic Monitoring Device
![Biologist indicates the location of an acoustic monitoring unit](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Songmeters-1-3.jpg?itok=WMo6uYNq)
Detailed Description
A biologist indicates the location of an acoustic monitoring unit deployed on an island in Humboldt County to listen for Ashy storm-petrels that nest in burrows on the grassy slopes below.
Sources/Usage
Public Domain.