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Monogenetic Trematodes From Some Chesapeake Bay Fishes, John Walter Mcmahon
Monogenetic Trematodes From Some Chesapeake Bay Fishes, John Walter Mcmahon
Dissertations, Theses, and Masters Projects
No abstract provided.
Fresh-Water Kill Of Oysters (Crassostrea Virginica) In James River, Virginia, 1958, Jay D. Andrews, Dexter Haven, D. B. Quayle
Fresh-Water Kill Of Oysters (Crassostrea Virginica) In James River, Virginia, 1958, Jay D. Andrews, Dexter Haven, D. B. Quayle
VIMS Articles
Fresh water invaded the upper half of James River seed area in winter and spring of 1958. Many oysters died between 1 May and 15 ·June. On some grounds, salinities did not become suitable until l July when temperature had reached 23°c. Death rates of native oysters were as high as 90 percent.
Oysters exposed to fresh water from midwinter were "conditioned" to a low physiological state as evidenced by absence of heart beat, ciliary motion and mantle sensitivity when first opened. Oysters held in trays at one extremity of the seed area withstood fresh-water conditions similarly to oysters on …
Effects Of Pea Crabs, Pinnotheres Ostreum, On Oysters Crassostrea Virginica, Dexter Haven
Effects Of Pea Crabs, Pinnotheres Ostreum, On Oysters Crassostrea Virginica, Dexter Haven
VIMS Articles
Oysters with and without pea crabs were compared for growth and fatness. Measurements included volume, wet and dry meat weight, and shell cavity volume. Oysters with crabs contained less eat per unit of shell cavity volume than those without crabs but per cent water content was similar. Incidence of pea crabs in the lower James, York and Rappahannock rivers from 1953-1958 varied from 6 to 22 per cent.
Treasures From The Sea : The Virginia Seafood Industry Revised Edition, Robert S. Bailey
Treasures From The Sea : The Virginia Seafood Industry Revised Edition, Robert S. Bailey
Reports
No abstract provided.
Daily Maximum And Minimum Water Temperatures, Gloucester Point, Virginia : May 28, 1952 To December 31, 1958, Inclusive, John L. Mchugh, Virginia Fisheries Laboratory
Daily Maximum And Minimum Water Temperatures, Gloucester Point, Virginia : May 28, 1952 To December 31, 1958, Inclusive, John L. Mchugh, Virginia Fisheries Laboratory
Reports
No abstract provided.