The biology of estuaries and coastal waters / E. J. Perkins. Perkins, E. J. (Eric John) Estuarine biology. Seashore biology. Coastal zone management. QH95.9 .P47 574 19 PEH Includes bibliographical references and indexes. London ; New York : Academic Press, 1974. 1974. 1974 Text ix, 678 p. : eng