(a) Regulations in this subpart are effective August 3, 2015 through August 3, 2020.
(b) The following definitions are utilized in these regulations:
(1) Uncommon Stranding Event (USE)--A stranding event that takes place within an OPAREA where a Major Training Exercise (MTE) occurs and involves any one of the following:
(i) Two or more individuals of any cetacean species (not including mother/calf pairs, unless of species of concern listed in paragraph (b)(1)(ii) of this section) found dead or live on shore within a 2-day period and occurring within 30 miles of one another.
(ii) A single individual or mother/calf pair of any of the following marine mammal species of concern: Beaked whale of any species, Kogia spp., Risso's dolphin, melon-headed whale, pilot whale, humpback whale, sperm whale, blue whale, fin whale, or sei whale.
(iii) A group of two or more cetaceans of any species exhibiting indicators of distress.
(2) Shutdown--The cessation of active sonar operation or detonation of explosives within 14 nautical miles of any live, in the water, animal involved in a USE.