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The hard clam, Mercenaria mercenaria, is a bivalve mollusk with thick, ridged shells that vary in color from brownish to grayish or white. Hard clams are found in sand or muddy sand along the Chesapeake Bay's shoreline to depths of about 60 feet, mostly in Virginia waters. ... The hard clam is a bivalve mollusk with thick,
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www.chesapeakebay.net/bfg_hard_clam.aspx
www.chesapeakebay.net/bfg_hard_clam.aspx
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The status of the clam fishery in NC is unknown. Landings have remained fairly steady over the years, but it is felt increased fishing pressure, poor water quality, and habitat loss, has impacted this fishery. More detailed studies need to be conducted to accurately determine the status of the hard clam.
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www.ncdmf.net/habitat/hardclam.htm
www.ncdmf.net/habitat/hardclam.htm
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Common Name: ; Northern quahog, hard clam, cherrystone, littleneck ... The hard clam, Mercenaria mercenaria, burrows shallowly in sediments of either mud or sand. It is among the most commercially important species of invertebrate. Like other clams, it is a filter feeder.
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www.sms.si.edu/irLspec/Mercen_mercen.htm
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People are often confused by the different colloquial names given to hard clams. Quahogs, littlenecks, cherrystones, chowder clams and hard clams all refer to the same species. Three names are often assigned to the size of the clam for culinary and commercial purposes.
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www.dnr.state.md.us/bay/cblife/benthos/hard_shell_clam....
www.dnr.state.md.us/bay/cblife/benthos/hard_shell_clam.html
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Hard-Shell Clam ; Mercenaria mercenaria; ... The hard-shell clam population in the coastal bays has only existed since the mid-1930’s. A hurricane in 1933 created the Ocean City Inlet, which allowed the ocean to flood into the then-brackish bays, raising salinities and providing a suitable environment for the clams...
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www.dnr.state.md.us/fisheries/fishfacts/hardshell_clam....
www.dnr.state.md.us/fisheries/fishfacts/hardshell_clam.asp
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The hard clam (Mercenaria mercenaria), also known in New England as the quahog, is an important fisheries species. Courtesy: NOAA Restoration Center ... What type of habitat does the hard clam prefer?; Hard clams inhabit the subtidal regions of bays and estuaries to approximately 15 meters in depth. They are generally found...
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www.csc.noaa.gov/benthic/resources/species/species10.ht...
www.csc.noaa.gov/benthic/resources/species/species10.htm
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No controls are necessary for effluent from hard clam operations. However, water quality for growout areas is monitored by the National Shellfish Sanitation Program and local agencies, and contamination from PSP or bacterial outbreak leads to area closures (Downey, pers.
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www.blueoceaninstitute.org/seafood/species/65.html
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and Wildlife Service for the hard clam. HSI models are designed to provide ..... Figure 2. Major populations of hard clam in the North Atlantic region. ...
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www.nwrc.usgs.gov/wdb/pub/species_profiles/82_11-018.pd...
www.nwrc.usgs.gov/wdb/pub/species_profiles/82_11-018.pdf
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The hard clam is a local resident in the mud and sand of New York's bays and harbors. ... The hard clam is a commercially important species that is harvested both by commercial fishermen (baymen) or by the weekend clammer. Hard clams are classified by size for the food market. The smallest size is the littleneck clam,
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www.dec.ny.gov/animals/6950.html
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