Governor Ralph Northam visited the Elizabeth River Project’s Learning Barge last week to celebrate the restoration of the Eastern Branch of the Elizabeth River and announced $10 million in new funding to support future oyster restoration in the Chesapeake Bay. This is first time that capital funds from the Commonwealth have been explicitly used to restore Virginia’s natural resources. This is a big step towards restoring the Chesapeake Bay watershed.
Today, watermen harvest both hard clams and oysters from the
Commonwealth’s waters, though volumes of clams and oyster are diminished from
historic levels. In 2017 the total number of shellfish from Virginia was 53.4
million: 37.5 million Hard Clams and 15.9 million Oysters. In the 1850s, more
than 150 million oysters were harvested from the Bay each year; three decades
later, this number jumped to 2,000 million. At the turn of the twentieth
century, the Bay’s oyster fishery was one of the most important in the United
States.
However, over-harvesting, disease and habitat loss have led to a severe drop in
oyster populations. Scientists are working to manage harvests, establish
sanctuaries, overcome the effects of disease and restore reefs with hatchery-raised
seed in an effort to bring back the oyster.
“Virginia has made tremendous progress in improving water
quality in the Chesapeake Bay, reviving oyster habitats, and building a legacy
of environmental stewardship,” said Governor Northam. “This investment is a
recognition that our natural assets are just as important as roads and
buildings. The new funding stream that I proposed and the General Assembly
adopted in our state budget will ensure that we can meet our restoration goals
and achieve a clean and healthy Bay for the benefit of our communities, our
economy, and our ecosystems.”
Oysters are the Chesapeake Bay's best natural filters. A
single adult oyster can filter up to 50 gallons of water a day. Oysters also
provide essential habitat for fish and other Bay creatures. The eastern oyster
is one of the most iconic species in the Chesapeake Bay. For more than a
century, oysters made up one of the region’s most valuable commercial
fisheries, and the oysters which are filter-feeders continues to clean our
waters and offer food and habitat to other animals.
In 2010, Maryland and Virginia embarked on a tributary-based restoration
strategy that will build, seed and monitor reefs in several Maryland and
Virginia waterways. This commitment was incorporated into the Chesapeake Bay restoration
blueprint. The effort to restore native oyster populations in the Chesapeake
Bay is one of the largest and most aggressive in the world, Virginia and its
partners committed to restoring native oyster populations in 10 tributaries by
2025. Since then, Virginia has restored 240.5 acres of native oyster habitat
building on earlier restoration of 473 acres. This restoration work has vastly
improved water quality and generated billions of baby oysters in the Bay.
Over the summer, the Virginia Marine Resources
Commission deployed 10,500 tons of rock and 100,000 bushels of shell to restore
21 acres of oyster habitat in the Eastern Branch of the Elizabeth River. This
oyster restoration work is the result of a partnership between the Elizabeth
River Project and Virginia Marine Resource Commission, with funding from a
Superfund settlement from Atlantic Wood Industries.
The completion of this project marks the second of six
tributaries that have been restored as part of Virginia’s commitments to
improve the health of the Bay. The restoration of the Lafayette River was
completed in 2019 and work in the Lynnhaven River is ongoing. This $10 million
investment will support efforts to create and restore oyster habitat in the
Piankatank, Great Wicomico, and York Rivers.
Over the past century, the Chesapeake Bay watershed has changed
as urban, suburban and agricultural areas have replaced forested lands and then
urban and suburban replaced agriculture. This has increased the amount of
nutrients and sediment entering our rivers and streams and contributed to the
poor water quality that affects the oysters and all aquatic life. Excess
nutrients of nitrogen and phosphorus fuel the growth of algae blooms that
create low-oxygen “dead zones” that hinder the development of oyster larvae;
sediment that washes off of roads and fields can suffocate oysters and other
shellfish. Stress related to poor water quality can make oysters more susceptible
to disease, and yet oysters filter water and contribute to the health of the
Bay. To restore the Chesapeake Bay, Virginia needs to restore the oysters.
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