The Gulf of Mexico hypoxic (dead) zone in 2021, which measured 6,334 square miles (16,400 square kilometers). Lower values represent less dissolved oxygen in the water.

Nearly 6,000 square miles in the Gulf of Mexico are expected to be severely lacking in oxygen, ... algal blooms develop, the food chain is altered, and dissolved oxygen in the area is depleted ...

In addition, the NOAA Harmful Algae Outbreak Respiratory Forecast is predicting some coastal areas on the Gulf of Mexico coast of Florida near Tampa to have low to moderate amounts of red tide ...

Gulf of Mexico. A type of toxic algae, Karenia brevis, ... Generally, these algae bloom in spring and summer, though the more toxic blooms often occur during the spring.

The algae can be a recurring problem in the coastal Gulf of Mexico, creating toxins that cause death in fish, dolphins, manatees and birds, as well as respiratory irritation in humans. An ability to ...

An unusually large algae bloom in the Gulf of Maine has researchers trying to understand its cause and possible effects. At its peak, the algae bloom extended from Penobscot Bay to Martha's ...

The Gulf of Mexico dead zone is a complex environmental issue, but it is also a solvable problem. We can avoid the ecological and economic damage that results from allowing algae to choke the Gulf ...

A massive, unstoppable, toxic algal bloom that has turned beaches into "marine graveyards" has prompted calls for a federal ...

"The Gulf of Mexico algal bloom is a really big problem," Elbakidze said. "Nitrogen from agriculture gets into the downstream systems and results in excess nutrients in those waters, ...

Scientists don’t know what caused the bloom that at one time covered one-third of the 36,000-square-mile Gulf of Maine. Possible triggers include low winds, a mild winter and rapidly warming sea ...

Ohio water researchers see some progress in reducing nutrient loading to the lake, but much work remains to curb annual scums ...