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Walleye

Walleye

Smallmouth bass

Smallmouth bass

Black crappie

Black crappie

A cartoon illustration showing the various services provided by prairie pothole wetlands.

Prairie Pothole Wetlands

a black salamander with yellow strip down its back sitting on a large leaf

Small, common, and hidden: Collecting and integrating data on amphibian species abundances and distribution

Diagram of the Water Cycle

Research and Investigations

Water Sampling French Broad River below I-26

Monitoring water-quality and geomorphology in the French Broad River during I-26 construction

Underwater view of wave breaking on fringing reef flat, Ofu, American Samoa

USGS Coral Reef Science Informs State, Territorial, and National Policy

Map of sample sites for Triangle Water Supply Monitoring Project

Triangle Area, NC, Water Supply Monitoring

image of publications layered on a wooden table

Gillnet sampling methods for monitoring status and trends of Clear Lake Hitch in Clear Lake, Lake County, California

image of publications layered on a wooden table

Sources and risk factors for nitrate, pathogens, and fecal contamination of private wells in rural southwestern Wisconsin, USA

image of publications layered on a wooden table

Nonstationary flood frequency analysis using regression in the north-central United States

image of publications layered on a wooden table

The crystalline silica respiratory hazard from rhyolitic lava dome eruptions in New Zealand's Taupo Volcanic Zone: A case study from the 1315 CE Kaharoa eruption

Diagram of the water cycle with human interaction included.

Archived and Completed Projects - South Atlantic Water Science Center

Satellite imagery

Landsat satellite image showing flooding along rivers and areas in the Lake Eyre basin, Australia

Landsat image displays recent flooding in the Lake Eyre Basin

illustration of a Landsat satellite over the United States

Landsat's View of the USA image

Color photograph of scientist checking camera on rim of crater

May 1, 2025 — Scientist checks camera on rim of Kīlauea volcano

Color photograph of erupting volcanic vent

May 1, 2025 — View of lava within north vent between eruptive episodes at Kīlauea volcano

Color photograph of scientist monitoring eruption

May 1, 2025—Kīlauea summit eruption monitoring

Color photograph of scientist checking monitoring equipment on the rim of a crater

May 1, 2025 — Scientist sets up camera on rim of Kīlauea volcano

Color photograph of volcanic vent erupting

May 1, 2025 — View of the north vent at Kīlauea volcano

Charts or Graphs

Map of Yellowstone thermal areas with insets showing high-resolution satellite views of selected regions

Map of Yellowstone thermal areas with insets showing high-resolution satellite views of selected regions

see caption

Water-quality monitor at the OMSI dock is live for the 2025 season

Black and white photograph of tsunami damage to town

Volcano Watch — Hoʻomākaukau means preparedness

Color photograph of erupting volcanic vent

Photo & Video Chronology — May 1, 2025 — Updated eruption map and views of Kīlauea summit on Lei Day

Software Release

Collage of software mapper tools.

Software code for simulating elk and chronic wasting disease dynamics on the National Elk Refuge (version 2.0)

Most recent image of the Roaring Fork River at Glenwood Springs, CO

Roaring Fork River at Glenwood Springs, CO (09085000)

Latest image of Yampa River at 5th Street Bridge in Steamboat Springs, CO

Yampa River at 5th Street Bridge in Steamboat Springs, CO (Upstream of 09239500)

Most recent image of Lakewood Test Site Denver Federal Center Bldg. 53

Lakewood Test Site Denver Federal Center Bldg. 53

Most recent image of Teller Reservoir near Stone City, CO

Teller Reservoir near Stone City, CO (07099233)

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