Images

The Hammond Bay Biological Stationi. See our Locations page for more information.

The Cheboygan Vessel Base. Please see our Locations page for more information.

Conduit associated with stream gage at Menomonee at 16th Street in Milwaukee (04087142).

USGS scientists use a backpack-mounted electrofishing device to sample fish communities in a small and shallow Milwaukee-area stream.

An example stream reach of Underwood Creek’s channel in 2018 after rehabilitation.

Dive camera system with attached scooter

Eagle Creek at Zionsville, IN - equipment

White River at Hazelton IN - rain gage equipment on bridge

Peter Esselman (left) and Scott Dwyer (right) holding the Autonomous Underwater Vehicle (AUV). The vehicle is in two pieces.

Practice diving drills on Lake Huron. USGS divers regularly practice their skills and this study involves choriographed movements.

Photograph of a Horned Lark nest with newly hatched nestlings.  Nest was found in Phillips County, Montana near S. Wagner Road.

Photograph of a Lark Bunting nest with four eggs.  Nest was found in Phillips County, Montana.

Custom-designed, automated, large-volume virus water sample filtration and collection system at Underwood Creek, WI.

Surficial sediment collection on Wilson Park Creek, Milwaukee, WI.

Sunset on the Milwaukee River at Estabrook Park.

White River at Hazelton, IN - downstream view of channel from bridge

White River at Hazelton IN - downstream view of channel

USGS Hydrologic Technician Dan Thomas preparing to measure discharge using an acoustic doppler current profiler (ADCP) with a manned boat on the Red River at Oslo, MN (streamgage 05083500) on April 25, 2018. The ADCP measures water currents with sound, using a principle of sound waves called the Doppler effect.

Bedload sample collected from the Durand bridge.

View of Durand Bridge and sampling crew from boat during multibeam bathymetry survey.

Photograph of a Brewer's Blackbird nest with three eggs.  Nest was found in Valley County, Montana near S. Bench Road.