Papers in the Biological Sciences
Investigations of the Ichthyofauna of Nicaraguan Lakes
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Date of this Version
1976
Abstract
The rectal glands of elasmobranchs perform the function of salt-excreting organs. These glands are smaller and show regressive changes in specimens of the bull shark, Carcharhinus leucas, found in fresh-water environment, compared with specimens of this and other species from a marine habitat.
Comments
Published in INVESTIGATIONS OF THE ICHTHYOFAUNA OF NICARAGUAN LAKES, ed. Thomas B. Thorson (University of Nebraska-Lincoln, 1976). Copyright © 1976 School of Life Sciences, University of Nebraska-Lincoln.