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Aquatic Mammals, Volume 4(1), 1-9
Discrimination of solid and hollow spheres by Tursiops truncatus (Mont.)
Authors: Kamminga, C., & van der Ree, A. F.

Aquatic Mammals, Volume 4(1), 10-14
The cetaceans Phocoena phocoena and Tursiops truncatus in the Marsdiep Area (Dutch Wadden Sea) in the years 1931-1973.  Nioz Reports NR. 1975 – 17a/17b
Author: Verwey, J. S.

Aquatic Mammals, Volume 4(1), 14-20
Polycholrinated hydrocarbons and heavy metals in harbour porpoise (Phocoena phocoena) and white-beaked dolphin (Lagenorhynchus albirostris) from Danish waters
Authors: Andersen, S. H., & Rebsdorff, A.

Aquatic Mammals, Volume 4(1), 21-25
Report on the successful rearing of a California sea lion pup
Authors: Otten, T., & Andrews, B.

Aquatic Mammals, Volume 4(1), 25-28
The pathogenesis and etiology of ulcerative shell disease in turtles
Author: Wallach, J. D.

Aquatic Mammals, Volume 4(1), 28-32
A survey of parasites, bacteria and viruses associated with tropical fish imported from Southeast Asia
Authors: Gratzek, J. B., Shotts, E. B., & Blue, J. L.