They are mostly employed East of Karachi. That apart from their AShM detachments and MANPADS spread along by the coast. But they can't control the whole area, the highway, the sea etc.Pakistan Marines ?
Not much, it's almost half of Pakistan, a very large area....How effective is our signals intelligence in areas like Baluchistan?? Do we have adequate reach and processing power to sift through the vast amount to locate most of the terror communications??