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Posts Tagged ‘Virginia Institute of Marine Science’

   

Maryland Department of Natural Resources Reports Results from the 2024 Chesapeake Bay Blue Crab Winter Dredge Survey

The Chesapeake Bay Blue Crab Winter Dredge Survey, a cooperative effort between the Maryland Department of Natural Resources and the Virginia Institute of Marine Science (VIMS), estimates 317 million blue crabs in the Chesapeake Bay in 2024, compared to 323 million crabs last year. The number of spawning age female crabs decreased from 152 million  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 Underwater Grasses Increased in 2022

Annual aerial survey showed continuing recovery   The Maryland Department of Natural Resources today reported a 6% increase in submerged aquatic vegetation, commonly known as SAV or underwater grasses, in Maryland’s portion of the Chesapeake Bay in 2022. Scientists mapped 37,297 acres of underwater grasses in Maryland during the annual survey. The results represent 47% of  Read the Rest…


Maryland Department of Natural Resources Reports Encouraging Results from the Chesapeake Bay Blue Crab Winter Dredge Survey

Increases Recorded in Adult Crab Population, Juvenile Recruitment Still Concerning The Chesapeake Bay Blue Crab Winter Dredge Survey, a cooperative effort between the Maryland Department of Natural Resources and the Virginia Institute of Marine Science (VIMS), estimates 323 million blue crabs in the Chesapeake Bay in 2023, an increase from last year’s low of 227  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…



Maryland Underwater Grasses Hold Steady in 2021

Annual Report Shows Overall Improvement in Chesapeake Bay The Maryland Department of Natural Resources (DNR) announced that the 2021 underwater grass abundance in Maryland’s portion of the Chesapeake Bay remained stable compared to the previous year, with a slight decrease of 1%, or 350 acres. Baywide, underwater grasses increased by 7%. Despite record high rainfall  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…





Striped Bass Index Documents Below-Average Year

Spawning Down Among Several Species The Maryland Department of Natural Resources announced the results of the young-of-year striped bass survey, which tracks reproduction of the species in Chesapeake Bay. The 2019 juvenile striped bass index is 3.4, below the 66-year average of 11.6. The young-of-year striped bass survey measures the annual spawning success of the  Read the Rest…




Summer 2018 Hypoxia Report

Average Year for Chesapeake Bay Dissolved Oxygen Dissolved oxygen conditions for the Maryland portion of Chesapeake Bay for the summer of 2018 were average compared to the long-term average from 1985-2017, reports the Maryland Department of Natural Resources. Low dissolved oxygen volume averaged 0.97 cubic miles from June through September. Crabs, fish, oysters and other  Read the Rest…


Survey Finds Healthy Striped Bass Reproduction

Positive Outlook for Iconic Fish in 65th Annual Index The Maryland Department of Natural Resources announced results of its annual young-of-year striped bass survey in Chesapeake Bay, which documented healthy reproduction of the state fish. The 2018 young-of-year index is 14.8, higher than the 65-year average of 11.8. Known locally as rockfish, striped bass spawn  Read the Rest…



Secretary’s Message: October 2018

Positive Grades for Maryland’s Coastal Bays The Maryland Coastal Bays Program recently unveiled the 2017 Coastal Bays Report Card, a snapshot assessment on the health and resiliency of the coastal bays surrounding Ocean City and Assateague Island. The bays’ collective health received a “B-,” its highest grade ever reported! Nutrient reductions have shown a positive  Read the Rest…




Submerged Aquatic Vegetation Return is Sentinel of Chesapeake Bay Ecosystem Recovery

Department Researcher among 14 Co-Authors in National Academy of Sciences Report A new research article published today in the Proceedings of the National Academy of Sciences analyzes the positive impact of long-term nutrient reductions on an important and valuable ecosystem in the Chesapeake Bay. The research indicates that a resurgence of underwater grasses is due to  Read the Rest…


Underwater Grasses in Maryland’s Portion of Chesapeake Bay Expand 10 Percent in 2016

Record Acreage Surpasses Restoration Goal The Maryland Department of Natural Resources reported today that underwater grass abundance – a key indicator of improving water clarity and quality – increased for the fourth straight year in the state’s portion of the Chesapeake Bay, reaching a record of 59,277 acres. This represents a 10 percent increase from  Read the Rest…



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