...whilst hauling Salmon & other stuff in sterilised drop tanks from a Scottish base...
Machrihanish 'fish runs' were once quite common. Prawns in polythene bags were stuffed into the sabrinas for a quick trip home.
Although in the Summer of '76, one chap did a fair bit of low level on the way home, which rather ruined the plan to pop the prawns into a freezer as they were already turning rather less than fresh after their flight back to Brawdy in the summer heat...