Customs and Excise carried out the joint operation with Merseyside Police's Middle Market Drugs Unit
In the last seven days officers from Merseyside police's Middle Market Drugs unit
identified and tracked the key individuals.
Paul Johnson, from the Merseyside Police Middle Market Drugs Unit
, conducted the latest lecture.
Around pounds 2m of it will be used to expand the force's middle market drugs unit
, which aims to put drug handlers who operate above street dealers behind bars.
DCI Mark Matthews, of the force's middle market drugs unit
, said the seizures were a major victory in the war on drugs.