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Posts Tagged ‘hypoxia’

   

Chesapeake Bay Hypoxia Report – May 2024

Lower oxygen conditions this spring consistent with yearly forecast model Data collected by the Maryland Department of Natural Resources and Old Dominion University show that May 2024 dissolved oxygen conditions in the Chesapeake Bay mainstem of Maryland and Virginia were worse than average. The results are from samples collected during regular monitoring cruises conducted aboard  Read the Rest…


Secretary’s Message – January 2024

Welcoming a New Year to expand on our successes at the Department of Natural Resources We’re kicking off 2024 on a hopeful note at the Department of Natural Resources thanks to positive signs in two important indicators for the health of the Chesapeake Bay–dissolved oxygen and oysters.  One of the primary indicators of the Bay’s  Read the Rest…


Chesapeake Bay 2023 Final Hypoxia Report

This summer’s dissolved oxygen levels in the Chesapeake Bay were much better than previous years Water monitoring data collected by the Maryland Department of Natural Resources (DNR) and Old Dominion University show that dissolved oxygen conditions in the Chesapeake Bay mainstem of Maryland and Virginia were much better than average for May-October 2023. The hypoxic  Read the Rest…


Chesapeake Bay Hypoxia Report – August 2023

Early August dissolved oxygen conditions best on record for time period Data collected by the Maryland Department of Natural Resources and Old Dominion University show that August 2023 dissolved oxygen conditions in the Chesapeake Bay mainstem of Maryland and Virginia continued to be much better than average.  The results are from samples collected during regular,  Read the Rest…


Chesapeake Bay Hypoxia Report – July 2023

Dissolved oxygen conditions continue to be much better than average Data collected by the Maryland Department of Natural Resources and Old Dominion University show that July 2023 dissolved oxygen conditions in the Chesapeake Bay mainstem of Maryland and Virginia continued to be much better than average.  The results are from samples collected during regular, twice-monthly  Read the Rest…


Chesapeake Bay Hypoxia Report – June 2023

Dissolved oxygen conditions among the best recorded Data collected by the Maryland Department of Natural Resources and Old Dominion University show that June 2023 dissolved oxygen conditions in the Chesapeake Bay mainstem of Maryland and Virginia were much better than average. The results are from samples collected during regular monitoring cruises conducted by research vessels.  Read the Rest…


Final Chesapeake Bay Hypoxia Report for 2022

Bay Dissolved Oxygen Conditions Better Than Average Water monitoring data collected by the Maryland Department of Natural Resources (DNR) and Old Dominion University show that dissolved oxygen conditions in the Chesapeake Bay mainstem of Maryland and Virginia were better than average for May-October 2022. The hypoxic water volume — waters with less than 2 milligrams  Read the Rest…


June 2022 Chesapeake Bay Hypoxia Report

Chesapeake Bay Dissolved Oxygen Conditions Better than Average Data collected by the Maryland Department of Natural Resources (DNR) and Old Dominion University show that dissolved oxygen conditions in the Chesapeake Bay mainstem of Maryland and Virginia were better than average in June 2022. The hypoxic water volume — waters with less than 2 mg/l oxygen  Read the Rest…


September 2020 Hypoxia Report

Maryland Summer Oxygen Conditions Second-best on Record Maryland Department of Natural Resources (DNR) monitoring data show that summer average dissolved oxygen conditions in the Maryland portion of the Chesapeake Bay mainstem were the second best on record since 1985. The average hypoxic volume — areas with less than 2 mg/l oxygen — of the eight  Read the Rest…


Late August 2020 Hypoxia Report

Oxygen Conditions Better than Average Maryland Department of Natural Resources monitoring data show that dissolved oxygen conditions in the Maryland portion of the Chesapeake Bay mainstem were better than average in late August 2020. The hypoxic water volume — areas with less than 2 mg/l oxygen — was 0.79 cubic miles compared to a historical  Read the Rest…


Early July 2020 Hypoxia Report

Maryland Department of Natural Resources monitoring data show that dissolved oxygen conditions in the Maryland portion of the Chesapeake Bay mainstem were average in early July 2020. The hypoxic water volume — waters with less than 2 mg/l oxygen — was 1.35 cubic miles compared to a historical early July average (1985-2019) of 1.38 cubic  Read the Rest…


June 2020 Hypoxia Report

Maryland Department of Natural Resources monitoring data show that dissolved oxygen conditions in the Maryland portion of the Chesapeake Bay mainstem continued to be better than average in June 2020. The hypoxic water volume — waters with less than 2 mg/l oxygen — was 0.56 and 0.90 cubic miles, respectively, during early and late June  Read the Rest…


May 2020 Hypoxia Report

Maryland Department of Natural Resources monitoring data show that dissolved oxygen conditions in the Maryland portion of the Chesapeake Bay mainstem were better than expected in May 2020. The hypoxic water volume — waters with less than 2 mg/l oxygen — was 0.027 cubic miles, which is well below the May 1985-2019 average of 0.25  Read the Rest…


September Hypoxia Report

Maryland Department of Natural Resources monitoring data show that dissolved oxygen conditions in the Maryland portion of the Chesapeake Bay mainstem were higher than average in September. The hypoxic water volume — waters with less than 2 mg/l oxygen — was 0.73 cubic miles in September, down from the 1.06 cubic miles seen in late  Read the Rest…


Late August 2019 Hypoxia Report

Maryland Department of Natural Resources monitoring data show that dissolved oxygen conditions in the Maryland portion of the Chesapeake Bay mainstem were near average in late August. This is a significant improvement from hypoxia results observed earlier this summer. The hypoxic water volume (waters with less than 2 mg/l oxygen) was 1.06 cubic miles in  Read the Rest…


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