Sumbarine hunters have been in Keflavin Iceland for a few weeks now.
Icelandic coast gurad stated that three P-3 Orions would be here for exersice and survilance missions.
The search area is the tunnel between Iceland and greenland, and there is usually one aircraft in the air,
There have been some rotation of aircraft in the mission, for example Two Canadian "Auroras" came and where here for some days, P-8 was here and some navy C130's
Sidenote:
Few weeks ago Russias a brand new submarine was launched,
Photos by KarlGeorg, on Flickr:
158573 US Navy - Lockheed P-3C Orion
2001 United States Coast Guard Lockheed HC-130J
USA Navy, Boeing P-8A Poseidon (737-800), 168428
US Navy P-3 Orion and Two canadians CP-140 Aurora
USA Submarine Hunters: Boeing P-8A Poseidon), and P-3 Orion