Phytoplankton sampling on Shadow Mountain Reservoir

Detailed Description
Photo of USGS employees, Ethan Newman and Katherine Curran, collecting a phytoplankton and chlorophyll sample in the photic zone of Shadow Mountain Reservoir using a modified pool hose. Lily Delmarsh is shown observing clarity conditions using a secchi disk.
USGS 4013311005501401 – Shadow Mountain Lake near Midlake near Grand Lake, Colorado
Sources/Usage
Public Domain.