The depletion of already low dissolved oxygen levels causes the volume of the OMZs to grow, disrupting primary producers in this and surrounding ecosystems. (treehugger.com)
This map shows dissolved oxygen levels in the Gulf of Mexico for 2009 in milligrams per liter. (sciencemag.org)
Researchers also found that aquifers with less dissolved oxygen had greater traces of tungsten in the groundwater than aquifers with high dissolved oxygen levels. (sciencedaily.com)