KARACHI, Feb 8 (Reuters) - Pakistan's navy said on Wednesday it will host 50 countries for regular maritime exercises that are held every two years involving ships, aircraft and special operation forces from Feb. 10-14.

At a news briefing, Commander of the Pakistan Fleet, Vice Admiral Ovais Ahmed Bilgrami commented on the importance of the exercises in light of piracy, terrorism, narcotics and arms trafficking, and climate change.