Boat measurement - Paul and Katrina
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Boat measurement - Paul and Katrina
Boat measurement - Paul and Katrina
Flowing groundwater site in Indiana
Flowing groundwater site in Indiana
Flowing groundwater site in Indiana
Litterfall and throughfall monitoring for mercury dry deposition
Litterfall and throughfall monitoring for mercury dry deposition
Litterfall and throughfall monitoring for mercury dry deposition
Documenting field observations
Documenting field observations
Documenting field observations
Super Gage-School Branch at CR750N at Brownsburg, IN
Super Gage-School Branch at CR750N at Brownsburg, IN
Super Gage-School Branch at CR750N at Brownsburg, IN
USGS IN staff collecting biological samples
USGS IN staff collecting biological samples
USGS IN staff collecting biological samples
Yellow River near Brems, IN - view of bridge at gage
Yellow River near Brems, IN - view of bridge at gage
Yellow River near Brems, IN - view of bridge at gage
Yellow River near Brems, IN - view of gage on right
Yellow River near Brems, IN - view of gage on right
Yellow River near Brems, IN - view of gage on right
Yellow River near Brems, IN - downstream channel from bridge
Yellow River near Brems, IN - downstream channel from bridge
Yellow River near Brems, IN - downstream channel from bridge
Yellow River near Brems, IN - gage on bridge
Yellow River near Brems, IN - gage on bridge
Yellow River near Brems, IN - gage on bridge
Yellow River near Brems, IN - gage
Yellow River near Brems, IN - gage
Yellow River near Brems, IN - gage
Yellow River near Brems, IN - reference point of gage
Yellow River near Brems, IN - reference point of gage
Yellow River near Brems, IN - reference point of gage
Expressing lamprey feces
USGS scientist Nick Johnson isn’t afraid to get dirty. Here he is expressing green feces from a parasitic sea lamprey. DNA in the feces may help USGS scientists discover the identity of sea lamprey’s last meal.
USGS scientist Nick Johnson isn’t afraid to get dirty. Here he is expressing green feces from a parasitic sea lamprey. DNA in the feces may help USGS scientists discover the identity of sea lamprey’s last meal.
Plastics collected from the Kinnickinnic River, WI
Various types and sizes of plastics collected from the Kinnickinnic River, Milwaukee, WI.
Various types and sizes of plastics collected from the Kinnickinnic River, Milwaukee, WI.
Stream gage equipment at Milwaukee River at Jones Island site
Stream gage equipment at Milwaukee River at Jones Island (04087170) site.
Stream gage equipment at Milwaukee River at Jones Island (04087170) site.
Eastern Tiger Salamander
Eastern tiger salamanders are on the move! This one was spotted crossing the road at St. Croix Wetland Management District in Wisconsin. Tiger salamanders mostly eat small insects and worms.
Photo by Caitlin Smith/USFWS.
Eastern tiger salamanders are on the move! This one was spotted crossing the road at St. Croix Wetland Management District in Wisconsin. Tiger salamanders mostly eat small insects and worms.
Photo by Caitlin Smith/USFWS.
Pyrrohtite
Pyrrhotite is an iron sulfide mineral related to iron pyrite, which is one of the minerals known as Fool's Gold. Pyrrhotite, although not one of the Fool's Gold minerals, is sometimes called magnetic pyrite as it is weakly magnetic. It is most valued as a collectors mineral.
Pyrrhotite is an iron sulfide mineral related to iron pyrite, which is one of the minerals known as Fool's Gold. Pyrrhotite, although not one of the Fool's Gold minerals, is sometimes called magnetic pyrite as it is weakly magnetic. It is most valued as a collectors mineral.
Stream measurement at Stony Creek at Noblesville, IN (Zach Razor)
Stream measurement at Stony Creek at Noblesville, IN (Zach Razor)
Stream measurement at Stony Creek at Noblesville, IN (Zach Razor)
Newly drilled well with water gushing
Newly drilled well with water gushing
Newly drilled well with water gushing
White Oak Creek downstream of Jones Branch, KY
White Oak Creek downstream of Jones Branch, KY
White Oak Creek downstream of Jones Branch, KY