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  • The Effects of Nitrate and a Pathogenic Fungus, Batrachochytrium dendrobatidis, on Amphibians

    Creator:
    Negru, Delia
    Abstract:
    The current rate of global biodiversity loss and extinctions is unparalleled and a major concern. Freshwater organisms are facing particularly rapid rates of biodiversity loss. Amphibians, which require an aquatic environment for part of their life cycle, are one of the most vulnerable vertebrate groups. Amphibians are experiencing population declines,...
    Resource Type:
    Masters Thesis
    Full Text:
    more pronounced effect of nitrate on amphibians because of highly toxic ammonia (Hecnar 1995

  • Radioanalysis of oceanic organisms in the Pacific Ocean off Oregon

    Creator:
    Osterberg, Charles L.
    Abstract:
    Our major effort since initiation of this contract has been directed toward (1) procuring the gamma-ray spectrometric equipment and integrating the components into an operational system, and (2) analyzing the samples obtained from the midwater trawl program of the Department of Oceanography and evaluating and interpreting the resulting data Analyses...
    Resource Type:
    Technical Report
    Full Text:
    ( R. ROUE i di;WLRSI;'' 97365 RADIOANALYSIS OF OCEANIC ORGANISMS IN THE PACIFIC OCEAN OFF OREGON

  • Radioanalysis of oceanic organisms in the Pacific Ocean off Oregon

    Creator:
    Osterberg, Charles L.
    Abstract:
    This report covers the first full year of operation of our gammaray spectrometry facility. A part of the contract period was devoted to calibration of the instrument, and therefore, a brief report on this procedure is included.
    Resource Type:
    Technical Report
    Full Text:
    Effect of Upwelling on Zn65 Content of Mussels ............ . I Trace Element Analysis