Sadly no. They will be left high and dry just like all the others under British rule.

A blockade could start anytime or a Battalion from the Spanish army could walk in anytime and not a lot could be done. The is no significant numbers of British military personel left there.

RAF base is more or less shut.

Army has gone long ago.

RN have a couple of patrol boats and 2-3 peddle boats.

And Spain have been warning for ages about the "IF Britain leave EU"

So who's what next-sad