profilicollis botulus (van cleave, 1916) from diving ducks and shore crabs of british columbia.adults of profilicollis botulus were found in 6 species of diving ducks in british columbia including 3 new hosts: common goldeneye, bucephala clangula (l.); barrow's goldeneye, b. islandica (gmelin); and greater scaup, aythya marila (l.). the identification of the species was verified by the examination of co-types and specimens from eider ducks, somateria mollissima (l.), from scotland and oldsquaw, clangula hyemalis (l.), from new brunswick. cystacanths from the hairy shore crab, hemigrapsus ...19892918442
mercury concentrations in seabird tissues from machias seal island, new brunswick, canada.mercury is a pervasive environmental contaminant, the anthropogenic portion of which is increasing globally, and in northeastern north america in particular. seabirds frequently are used as indicators of the marine environment, including mercury contamination. we analysed paired samples for total mercury (hg) concentrations in feathers and blood from adult and chick, albumen, and lipid-free yolk of seven seabirds breeding on machias seal island, new brunswick, canada - arctic tern (sterna paradi ...200919419752
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