50 C.F.R. § 216.174 Mitigation.
Title 50 - Wildlife and Fisheries
As described in the Letter of Authorization issued under §§216.106 and 216.176., the North Pacific Acoustic Laboratory acoustic source must: (a) Operate at the minimum duty cycle necessary for conducting large-scale acoustic thermometry and long-range propagation objectives. (b) Not increase the duty cycle during the months of January through April. (c) Operate at the minimum power level necessary for conducting large-scale acoustic thermometry and long-range propagation objectives, but no more than 260 Watts. (d) Precede all transmissions from the acoustic source by a 5-minute ramp-up of the acoustic source's power.
Title 50: Wildlife and Fisheries
PART 216—REGULATIONS GOVERNING THE TAKING AND IMPORTING OF MARINE MAMMALS
Subpart P—Taking of Marine Mammals Incidental To Operating a Low Frequency Acoustic Source by the North Pacific Acoustic Laboratory
§ 216.174 Mitigation.
