Your readers or listeners will be interested in this important notice in Federal Register, dated Sept. 19, 2012, which can be found in full here.
Note that much of the Federal Resister Notice summarizes damage done to marine life by the use of the same or similar technology. Note also that the deadline for comments in October 15, 2012.
San Luis Obispo Mothers for Peace has taken a position that supports the need for more seismic information, but asks for more effort to lessen to harm to the environment. Our position statement is posted at mothersforpeace.org.