The Buffalo Trunkfish (Lactophrys trigonus) is larger and less abundant than the Spotted and Smooth Trunkfishes seen frequently in the mangroves.
Images
Images
The Buffalo Trunkfish (Lactophrys trigonus) is larger and less abundant than the Spotted and Smooth Trunkfishes seen frequently in the mangroves.
Bright red Reef Urchins (Echinometra viridis) graze on algae growing on prop roots and rocks in shallow water.
Bright red Reef Urchins (Echinometra viridis) graze on algae growing on prop roots and rocks in shallow water.
Four species of waterbirds in a protected wetland.
Four species of waterbirds in a protected wetland.
Four species of waterbirds in a protected wetland.
Four species of waterbirds in a protected wetland.
Four species of waterbirds in a protected wetland.
Four species of waterbirds in a protected wetland.
Instrument piers in newly constructed building after equipment installation at Deadhorse geomagnetic observatory.
Instrument piers in newly constructed building after equipment installation at Deadhorse geomagnetic observatory.
Commo shack at Deadhorse geomagnetic observatory.
Commo shack at Deadhorse geomagnetic observatory.
Commo shack at Deadhorse geomagnetic observatory.
Commo shack at Deadhorse geomagnetic observatory.
Total field pier at Deadhorse geomagnetic observatory.
Total field pier at Deadhorse geomagnetic observatory.
Data acquisition system at Deadhorse geomagnetic observatory.
Data acquisition system at Deadhorse geomagnetic observatory.
Display computer in Commo shack at Deadhorse geomagnetic observatory.
Display computer in Commo shack at Deadhorse geomagnetic observatory.
Water flowing over the baffles of the overflow chute at streamgage 05059715 Maple River at Maple River Dam near Sheldon, North Dakota, streamflow 1,750 cubic feet per second, March 28 or 29, 2010.
Water flowing over the baffles of the overflow chute at streamgage 05059715 Maple River at Maple River Dam near Sheldon, North Dakota, streamflow 1,750 cubic feet per second, March 28 or 29, 2010.
Fluxgate pier at Deadhorse geomagnetic observatory.
Fluxgate pier at Deadhorse geomagnetic observatory.
Absolutes electronics at Deadhorse geomagnetic observatory.
Absolutes electronics at Deadhorse geomagnetic observatory.
Image of several species of coral growing on and near the prop roots of red mangrove trees. Sponges, feather duster worms, and sea grass also appear in the picture.
Image of several species of coral growing on and near the prop roots of red mangrove trees. Sponges, feather duster worms, and sea grass also appear in the picture.
The USGS has been monitoring the Kennebunk River near Kennebunk, Maine since June 2008 and the peak discharge for the period of record occurred in February 2010.
The USGS has been monitoring the Kennebunk River near Kennebunk, Maine since June 2008 and the peak discharge for the period of record occurred in February 2010.
Water sample collection on ice-covered Cheney Reservoir, Kansas
Water sample collection on ice-covered Cheney Reservoir, Kansas
Curious manatee calf approaches scientist at Crystal River, Florida
Curious manatee calf approaches scientist at Crystal River, FloridaA curious manatee calf encounters a snorkeling scientist as the USGS Sirenia Project conducts fieldwork at Crystal River National Wildlife Refuge, Florida
Curious manatee calf approaches scientist at Crystal River, Florida
Curious manatee calf approaches scientist at Crystal River, FloridaA curious manatee calf encounters a snorkeling scientist as the USGS Sirenia Project conducts fieldwork at Crystal River National Wildlife Refuge, Florida
Janelle Dyer dispenses a filtered ash leachate sample into a sample bottle for ion chromatography analysis for anions such as fluoride, chloride, sulfate, and nitrate.
Janelle Dyer dispenses a filtered ash leachate sample into a sample bottle for ion chromatography analysis for anions such as fluoride, chloride, sulfate, and nitrate.
Fresno geomagnetic observatory.
Fresno geomagnetic observatory.
Eco-Hydrologist Karen Balentine directs a sling-load drop in Everglades National Park.
Eco-Hydrologist Karen Balentine directs a sling-load drop in Everglades National Park.