The map provides the most detailed picture possible of the cartels and their links, and reveals that organised crime now reaches the corners of all 43 police force areas in England and Wales.
"What we now have with our crime mapping of these groups is a comprehensive picture of serious and organised crime, of who these people are, where they live and where outside of their own area their reach extends to. Now we can better co-ordinate our efforts and I believe we can do something about all these gangs," said Murphy.
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