Rope grown blue mussels, M. edulis, mean length 63.3 ± 7.1 mm
were obtained from Muckairn Mussels Ltd (Argyll, UK). Sampling
occurred on the batch over a number of stages, during a 4 day simulated
supply chain (see Fig. 1) fromArgyll to the Centre of Sustainable Aquatic
Research (CSAR), Swansea, UK.