The contraband was found hidden inside the bag of an Asian passenger at Hamad International Airport.
The Customs officer-in-charge ordered a full search of the man's baggage on suspecting foul play. The illicit drugs were then found hidden in a bag, wrapped in plastic.
The relevant legal procedures were initiated against the accused, who was referred to the authorities concerned.
Meanwhile, GAC president Ahmed bin Ali al-Mohannadi thanked the officer who detected the smuggling attempt and lauded him for his alertness while on duty.
Al-Mohannadi also honoured the officer, stressing that Customs personnel played a vital role in protecting the country against the harmful effects of narcotics.
GAC president Ahmed bin Ali al-Mohannadi with the Customs officer responsible for the seizure. Inset: The contraband found in the passenger's bag.
The General Authority of Customs (GAC) has foiled an attempt to smuggle 7kg of marijuana into the country.