Clyde stock: reference is to the herring stock in the maritime area situated to the north-east of a line drawn between:the Mull of Kintyre (55°17.9′N, 05°47.8′W);a point at position (55°04′N, 05°23′W) and;Corsewall Point (55°00.5′N, 05°09.4′W).
Stock de Clyde: il s'agit du stock de hareng commun de la zone maritime située au nord-est d'une ligne tracée entre:Mull of Kintyre (55°17,9′ N, 05°47,8′ O);un point situé à la position 55°04′ N, 05°23′ O; etCorsewall Point (55°00,5′ N, 05°09,4′ O).