There some nasty chemicals in some of those containers , pesticides , weedkiller and lets face it if these items have been contaminated with sea water, oil or chemicals there going to be of no use anyway, if your stupid enough to have gained any kind of item/s out of this 'salvage operation' then if the law catch up with you , you have no leg to stand on in a law of court.
according to the Merchant Shipping Act 1995 it is an offence for people to remove items from a wreck if they conceal or keep possession of cargo and refuse to surrender it, Insp Pepper said.
As for the wine people are nicking, I wonder if any of them jave got dodgy guts yet!!!!