Skip to main content
U.S. flag

An official website of the United States government

Explore Search: Algal Blooms

Filter Total Items: 709
Research
Conceptual diagram of how Bonnet Carré spillway can influence phytoplankton

Integrating Remote Sensing and Numerical Modeling Technology to Detect and Manage Current and Future Harmful Algal Blooms in Louisiana’s Coastal and Tidal Waters

Project
Scientist holds a mat of Benthic green and blue-green algae removed from the bottom of a river

Investigation of Drivers of Harmful Algal Blooms on the Shenandoah River, Virginia

Topic
Image: Harmful Algal Blooms

Harmful Algal Blooms Investigations at the Virginia and West Virginia Water Science Center

Photography
Instrumentation for monitoring harmful algal bloom

New technology to monitor harmful algal blooms
publication
image of publications layered on a wooden table

Coupled physical-biological models for the study of harmful algal blooms

Research
Microcystin

Detecting Sublethal Effects of Harmful Algal Blooms in Mammalian and Avian Cells

Research
algae

Mixtures of Algal Toxins Present Prior to and After Formation of Visible Algal Blooms—Science to Inform the Timing of Algal Toxin Exposure

State News Release
Image: Harmful Algal Blooms

20 Years Researching Harmful Algal Blooms Supports Sustainable Water Supply in Wichita

Software Release
Collage of software mapper tools.

SAS: Software Application for SMASH (Spectral Mixture Analysis for Surveillance of Harmful Algal Blooms)

publication
image of publications layered on a wooden table

Limnology of Oneida Lake with emphasis on factors contributing to algal blooms

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

SAS: Software Application for SMASH (Spectral Mixture Analysis for Surveillance of Harmful Algal Blooms)

Featured Films and Shorts

USGS Studies Harmful Algal Blooms in New York
Photography
Harmful algal blooms turn lake water emerald green

Harmful algal blooms turn lake water emerald green
publication
image of publications layered on a wooden table

Applications of satellite ocean color sensors for monitoring and predicting harmful algal blooms

publication
image of publications layered on a wooden table

Harmful algal blooms in the Alaskan Arctic: An emerging threat as oceans warm

publication
image of publications layered on a wooden table

Exploring the erodibility of sediments and harmful algal blooms in the Gulf of Maine

Presentations and Events

National Liaison Committee Meeting: Harmful Algal Blooms (HABs)
State News Release
USGS Studies HABs and Water Quality in New York

USGS Kicks Off Innovative Project to Study Harmful Algal Blooms in New York

State News Release
Photo of USGS scientists measuring nutrient levels in Goggin Drain, Utah.

Nutrient Experiments May Help Gain a Better Understanding of Algal Blooms in Utah

Science Theme
Notice sign on Marion Beach about an algae bloom potentially unsafe

Harmful Algal Blooms (HAB) Research
Research
Picture of dead waterbird covered in algae

Review of Wildlife Health Outcomes and Potentially Toxic Algal Blooms in the Chesapeake Bay

Photography
Harmful algal blooms turn lake water green

Harmful algal blooms turn lake water emerald green
publication
image of publications layered on a wooden table

Evaluating management options to reduce Lake Erie algal blooms using an ensemble of watershed models

publication
image of publications layered on a wooden table

A mechanism for offshore initiation of harmful algal blooms in the coastal Gulf of Maine

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Hyperspectral Characterization of Common Cyanobacteria Associated with Harmful Algal Blooms (ver. 2.0, October 2020)

publication
image of publications layered on a wooden table

Spatial variability of harmful algal blooms in Milford Lake, Kansas, July and August 2015

publication
image of publications layered on a wooden table

Monitoring algal blooms in drinking water reservoirs using the Landsat-8 Operational Land Imager

Photography
Signs warn public of dangers of harmful algal blooms

Signs warn public of dangers of harmful algal blooms
Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Harmonized continuous water quality data in support of modeling harmful algal blooms in the United States, 2005 - 2022

Research
see caption

Understanding Algal Bloom Dynamics in Lake Okeechobee

Was this page helpful?