WindAction | Environmental alliance challenges accepted offshore sonar levels
In May, Robert Rand, a leading echo sound expert, detected high-decibel sonar approximately 43 nautical miles east of Barnegat Light that did not match the equipment cited in the incidental take permit, prompting a comprehensive look at additional expired and active IHAs, Linowes said. Those reviews “revealed a regular pattern of NMFS accepting Level B harassment distances that are well under those expected. ...Inadequate mitigations during a sonar survey could result in marine mammals experiencing sound levels that may injure or kill. The record suggests that NMFS has not c...
Source: windaction.org