The History, Present Condition, and Future of the Molluscan Fisheries of North and Central America and Europe

abalone abundant Alaska annual aquaculture areas ark clams Atlantic coast Baja Calif Baja California Bay of Fundy bay scallop beds bivalves blue mussels boats bottom bushels catch Chesapeake Bay coastal commercial crabs Crassostrea culture declined Delaware Bay developed diggers divers dredges early eastern oysters estuaries feet Figure Fish fishery Florida Georges Bank grounds growing Gulf habitat hard clam hatchery increased Ingersoll intertidal Jersey landings leases littleneck Maine mangrove Maryland Massachusetts meats Mercenaria middens million mollusks mussels Mytilus NOAA North northern quahogs ocean quahog Olympia oysters oyster fishery oyster industry oyster production oystermen Pacific oysters periwinkles Personal commun planted pollution ports pounds predators Puerto queen conch Raritan Bay razor clams reefs resource River salinity scallop fishery sea scallop season seed oysters shell shellfish shellfisheries shore shuckers shucking softshells sold South species surfclams tion tongers tongs U.S. Dep Univ vessels Virginia whelks