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Taxonomy of the eolid nudibranchCratena pilata (gould)
Springer Science and Business Media LLC - Tập 9 - Trang 264-266 - 1968
David R. Franz
Taxonomically important aspects of the anatomy of the common eolid nudibranch,Cratena pilata, are presented. The uniserate radula possesses a prominent central cusp and 4 to 7 lateral cusps. Up to 60% of radular teeth may be asymmetric. The triangular, slightly emarginate jaws are described and figured. The genitalia are of the facelinid type and are described. The penis is unarmed. On the basis o... hiện toàn bộ
Northern Range Extension of the Rhomboid Mojarra, Diapterus rhombeus Cuvier and Valenciennes (Gerreidae)
Springer Science and Business Media LLC - - 1973
Herbert M. Austin
Energy requirements and food supplies of ctenophores and jellyfish in the Patuxent River estuary
Springer Science and Business Media LLC - Tập 13 - Trang 328-331 - 1972
R. J. Miller, Richard B. Williams
Interpretation of published data for the Patuxent River, Maryland, indicates that for most of the year the total biomass of phytoplankton and zooplankton was inadequate to meet the minimum energy needs of ctenophores and jellyfish.
Predation on the Ctenophore, Mnemiopsis leidyi, by Butterfish, Peprilus triacanthus, in Narragansett Bay, Rhode Island
Springer Science and Business Media LLC - - 1977
Candace A. Oviatt, Patricia Kremer
Temperature and meroplankton
Springer Science and Business Media LLC - Tập 10 - Trang 253-255 - 1969
John D. Costlow, C. G. Bookout
Additional records of aspergillosis among passerine birds in Maryland and the Washington, D. C. metropolitan area
Springer Science and Business Media LLC - Tập 6 - Trang 120-121 - 1965
Louis N. Locke
Two cases of aspergillosis involving four adult cowbirds (Molothrus ater) collected during the nesting season are reported. Aspergillosis was found in house sparrows (Passer domesticus) on two occasions.
Meiofauna-macrofauna interactions: I. Sand beach meiofauna affected by maturingLimulus eggs
Springer Science and Business Media LLC - Tập 17 - Trang 297-299 - 1976
William D. Hummon, John W. Fleeger, Margaret R. Hummon
Differential aggregation of meiofauna was associated with the presence of maturingLimulus eggs in a Roosevelt Inlet, Delaware, beach. Nematodes, gastrotrichs, oligochaetes and rotifers increased, whereas harpacticoid copepods, tardigrades and megalops larvae decreased; ostracods, turbellarians and nauplius larvae remained constant. Increase of Gastrotricha was attributable to but one of the severa... hiện toàn bộ
Distribution of Recent Ostracoda in the Rappahannock Estuary, Virginia
Springer Science and Business Media LLC - - 1966
Heather Elliott, Robert L. Ellison, Maynard M. Nichols
Phytoplankton of the Chesapeake Bay
Springer Science and Business Media LLC - Tập 13 - Trang S74-S81 - 1972
Richard A. Mulford
Summer occurrence of an immature little piked whale,Balaenoptera acutorostrata, in Chesapeake Bay, Maryland
Springer Science and Business Media LLC - Tập 3 - Trang 206-209 - 1962
Frank J. Schwartz
The occurrence of an immature female little piked whale, found stranded July 12, 1959, at Dares Beach, Chesapeake Bay, Maryland, sheds new light on the summer range of this species. This cetacean has never been recorded in Chesapeake Bay before. Osteological and body measurement comparisons between this and an immature and adult specimen are discussed. The croaker,Micropogon undulatus, constitutes... hiện toàn bộ
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