| the ambient acoustic environment in laguna san ignacio, baja california sur, mexico. | each winter gray whales (eschrichtius robustus) breed and calve in laguna san ignacio, mexico, where a robust, yet regulated, whale-watching industry exists. baseline acoustic environments in lsi's three zones were monitored between 2008 and 2013, in anticipation of a new road being paved that will potentially increase tourist activity to this relatively isolated location. these zones differ in levels of both gray whale usage and tourist activity. ambient sound level distributions were computed ... | 2015 | 26627811 |