NASA image courtesy the MODIS Rapid Response Team. While there may be algae 'caution' signs at two South Lake Tahoe beaches, the Lahontan Water Board says they are only to bring awareness and no harmful algae blooms. Some cyanobacteria species can produce cyanotoxins during algal blooms which can be harmful at elevated levels if ingested by dogs, wildlife and humans, or. Regardless of the cause, many locals agreed that the algae bloom was the worst they had seen. Others blamed wastewater, and industrial and agricultural pollution for providing excess nutrients on which the algae could thrive. If you're still experiencing issues, please visit our Blue-Green Algal Bloom Weekly Reports.
The cleanup effort included 20,000 people and 1,000 boats.Īccording to news reports, opinions differed on the cause of the larger-than-normal algal bloom, with some people citing increased rainfall and unusually warm waters in the Yellow Sea. Best experienced with Google Chrome or Microsoft Edge browsers. A spokesman for the Qingdao Sailing Committee planned to complete the project by July 10. ( Daily images of the area are available from the MODIS Rapid Response Team.) With sailing events scheduled to begin on August 9, Chinese officials ordered the algae cleanup to be completed by July 15. This event caused EGLE to re-examine and expedite our efforts related to blue-green algae blooms, including what constitutes a harmful algal bloom (HAB) our. These images show the bay at the beginning of a local cleanup effort.
In this image, vegetation appears vibrant green, including the strips of algae floating in the bay and in the nearby coastal waters. The bottom image is a false-color image made from a combination of light visible to human eyes and infrared light our eyes cannot see. The top image is a natural-color image similar to what a digital camera would photograph. On June 28, 2008, the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite captured these images of Qingdao and the bay of Jiaozhou Wan. Harmful algal blooms, also known as cyanobacteria, are of concern as they can produce toxins that could pose a health risk to people and animals when they are. With the games looming just weeks away, Chinese officials and residents of Qingdao (also known as Tsingtao) struggled with a stubborn adversary: algae. As Beijing prepared to host the 2008 Summer Olympics, the city of Qingdao, roughly 550 kilometers (340 miles) to the southeast, prepared its coastal waters for the games’ sailing competitions.
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