Piracy is expected to pick up in the high seas off Somalia after a lull caused by monsoon season , maritime officials warned Monday . Earlier this month Somali authorities release German ship held since May . Its crew was unharmed , NATO said . Gulf of Aden , off northern Somalia , has the highest rate of piracy in the world .
Earlier this month Somali authorities release German ship held since May . Its crew was unharmed , NATO said . Gulf of Aden , off northern Somalia , has the highest rate of piracy in the world .