Dissolved oxygen (DO) is the measure of oxygen gas that is physically dissolved in water. It is a critical parameter for ...

Researchers say a significant lack of oxygen was found in parts of Mobile Bay. Known as hypoxia, it can impact marine life.

State environmental scientists have determined that a fish kill in Biscayne Bay last week was caused by low dissolved oxygen (low DO) in the water. Latest U.S.

Dissolved oxygen concentration is a critical organizing principle in ocean environments. Over the past 50 years oxygen minimum zones have expanded due to climate change and increased waste run-off ...

The water quality scores are calculated from zero through 100% on various factors consisting of chlorophyll, conductivity, dissolved oxygen, water clarity, and total nitrogen and phosphorus. The ...

“The attainment of water quality standards is not measured by instantaneous records such as the two you reference in your letter,” the DRBC’s executive director, Steve Tambini, replied on Oct. 4. “At ...

Oxygen concentrations in our planet's waters are decreasing rapidly and dramatically—from ponds to the ocean. The progressive loss of oxygen threatens not only ecosystems, but also the ...