Images

A Great Basin rattlesnake (Crotalus oreganus lutosus) is coaxed into a plastic tube. This plastic tube allows researchers to safely handle the rattlesnake during biological sample collection.

A pectoral spine cross section from invasive grass carp captured in the Great Lakes. These cross sections are used to determine the age of the fish.

Cross section of a fish vertebra. Useful for determining the age of a fish.

Map of monitoring instruments in and around Yellowstone National Park as of October 31, 2019. To view the interactive version of this map, go to the Yellowstone Volcano Observatory website.

Caitlin Marsteller (USGS) and April Sturgess (USGS) throw the cod end of the modified herring trawl overboard on the USGS R/V Alaskan Gyre during the Fall Integrated Predator-Prey survey in Prince William Sound, Alaska.

Alex Hatem stands in front of 1983 Borah Peak rupture with actual Borah Peak in the background. 

A 4" aluminum I-beam is used allow an ADVM to be raised and lowered on a stainless steel sled.  The sled is adjustable for pitch, roll, and heading.

Closeup of a stainless steel sled meant to mount on a 4" aluminum I-beam.  The sled is adjustable for pitch, roll, and heading.

A 36" sled and 1.5" pipe is mounted to a 4" aluminum i-beam to allow for retrieval and servicing of an uplooking ADVM from land.

A 36" sled and 1.5" pipe is mounted to a 4" aluminum i-beam to allow for retrieval and servicing of an uplooking ADVM from land.

A 36" sled and 1.5" pipe is mounted to a 4" aluminum i-beam to allow for retrieval and servicing of an uplooking ADVM from land.  The mounting plate allows for adjustment of pitch, roll, and heading.

A 36" sled and 1.5" pipe is mounted to a 4" aluminum i-beam to allow for retrieval and servicing of an uplooking ADVM from land.  The mounting plate allows for adjustment of pitch, roll, and heading.

After hiking to the location of the historic photo, USGS employee, Lisa McKeon, uses the alignment of mountains and permanent features to compose the same shot as the original.  Sometimes, determining the location can take a long time, requiring moving up and down a mountainside to find the exact spot.

Keychain developed for USGS outreach activities about bird banding and reporting in Yup'ik and English. Yup'ik translation provided by Jakob Sipary, Alaska Native Science and Engineering Program (ANSEP).

Little brown bat (Myotis lucifugus) from an experimental infection trial with similar gross lesions as observed in this case. (A) Variably sized areas of depigmentation are widely distributed on the patagium. (B) Under UV-light, large areas of the patagium fluoresce orange.

USGS employees John Fulton - collecting live discharge data,  Josip Adams - operating drone, and Sandy Brosnahan co-piloting and spotting, on a River in Maine.

USGS field biologist Andrea Mott displays a recently marked Tule White-fronted Goose.

Since the beginning of the USGS Repeat Photography Project in 1997, Grinnell Glacier has been photographed from the summit of Mount Gould multiple times, documenting the glacier’s retreat and the enlargement of Upper Grinnell Lake.  You can view previous images from this vantage point, as well as the entire collection on the

Northeast Region Photo Contest Winner | Oct. 2019 | People
Kajsa Newton holding box turtle at the Northwest Branch Anacostia River near Colesville, MD

Photo of Fire Island, New York showing back barrier, dunes, beach, and nearshore environments.

Explore coastal change at Fire Island in this interactive Story Map.

This video shows a close-up of the unmanned aerial system collecting a water sample in Halema‘uma‘u. USGS video by M. Patrick, 26 Oct 2019.