Sampling Hopatcong
Detailed Description
USGS scientists Brad Bjorklund and Jon Cohl collect a water-quality sample at Lake Hopatcong, New Jersey, to monitor a harmful algal bloom on the lake.
Sources/Usage
Public Domain.
USGS scientists Brad Bjorklund and Jon Cohl collect a water-quality sample at Lake Hopatcong, New Jersey, to monitor a harmful algal bloom on the lake.
Public Domain.