NPS Technician collects an algal bloom sample from Kabetogama Lake, MN07.JPG
Detailed Description
A National Park Service Technician collects a water sample from an algal bloom at Voyageurs National Park, MN.
Sources/Usage
Public Domain.
A National Park Service Technician collects a water sample from an algal bloom at Voyageurs National Park, MN.
Public Domain.