Fig. 2From: An animal-borne active acoustic tag for minimally invasive behavioral response studies on marine mammalsTracks of all successful seal deployments. The track line is the straight-line connection between subsequent surface locations. Numbered black bars are approximate locations where exposures occurred, between the surface locations before and after the time of the exposure. Bathymetry data are from NOAA’s National Geophysical Data Center (NGDC), Southern California Coastal Relief Map, one-arc second resolutionBack to article page