1987 - 1987 Centre for Environment, Fisheries & Aquaculture Science (Cefas) Irish Sea and Bristol Channel Plankton Survey - RV Clione 12/87

Plankton analysis data from a single survey carried out between Sept-Oct 1987 by the Centre for Environment, Fisheries and Aquaculture Science in order to investigate the distribution and abundance of yolk sac herring larvae on the spawning grounds east of the Isle of Man. Plankton samples were collected at each site on a planned survey grid. This data consists of the numbers of herring larvae, along with associated positional data and volumes filtered.