A bloom of freshwater cyanobacteria is the source of the vivid green color in western Lake Erie.
Published Sep 27, 2017Cyanobacteria have become a regular summer phenomenon in Lake Okeechobee and Lake Erie.
Published Jul 18, 2018Bright green waters reveal the presence of algae in Lake Erie.
Published Sep 27, 2013In July 2019, a severe toxic algal bloom began spreading over the western basin of Lake Erie.
Published Aug 14, 2019Image of the Day Water Human Presence Remote Sensing Water Color
The 2015 season could be severe in Lake Erie and surrounding waters.
Published Aug 4, 2015Algae covers much of Lake Erie’s western basin in these images, taken in early October 2011, when one the the largest blooms in recent decades spread across the lake.
Published Oct 14, 2011A massive algal bloom and storm-churned sediment color the Great Lakes in this image from October 9, 2011.
Published Oct 13, 2011Algae blooms, whiting events, and wind-stirred sediments are part of a dynamic yearly pattern in the surface waters of this Great Lake.
Published Jun 16, 2016Warm temperatures followed by an influx of nutrients sparked a series of phytoplankton blooms in the Louisiana lake.
Published Apr 10, 2018Filaments of green scum swirl across the surface of Guatemala’s Lake Atitlán in this photo-like image taken by NASA’s EO-1 satellite on November 27, 2009.
Published Dec 3, 2009A large bloom of cyanobacteria, more commonly known as blue-green algae, spread across Guatemala’s Lake Atitlán in green filaments and strands that are clearly visible in this simulated-natural-color image from November 22, 2009.
Published Nov 28, 2009An early summer algae bloom in Florida’s Lake Okeechobee has been blamed for affecting water quality downstream all the way to the Atlantic Ocean.
Published Jul 6, 2016Microcystis blooms have become a regular occurrence on the lake. In 2014, the bloom was especially intense around the water intake for Toledo, Ohio, causing managers to warn residents not to consume public drinking water for several days.
Published Aug 5, 2014Image of the Day Life Water Human Presence Remote Sensing Water Color