Behavior of marine mammals in the presence of airgun noise in southern Puget Sound. Contract Report to the U. S. Geological Survey. Richardson, W. J., C. R. Greene, Jr., C. I. Malme, D. H. Thomson. Marine Mammals and Noise. Kraus, S. D., A. J. Read, A. Solow, K. Baldwin, T. Spradlin, E. Anderson and J. Williamson.
Acoustic alarms reduce porpoise mortality.
Olesiuk, P. F., L. M. Nichol, P. J. Snowden, and J. K. B. Ford. 1995. Fisheries and Oceans. Behavior of Marine Mammals as a Function of Sound Level. List of Figures Figure 1. Sound Level Measurements as a Function of Distance from the Airgun Source.