ICES statistical subarea X
The waters bounded by a line beginning at a point at 48o00′ north, 18o00′ west; then due west to 42o00′ west; then due south to 36o00′ north; then due east to 18o00′ west; then due north to the point of beginning.
ICES statistical division Xa,
That part of subarea X south of 43o N.
ICES statistical subdivision Xa 1,
That part of division Xa enclosed by the line joining the following coordinates:
Latitude Longitude 36,0 N 18,0 W 36,0 N 22,25 W 37,58 N 20,62 W 39,16 N 21,32 W 40,97 N 23,91 W 41,35 N 24,65 W 41,91 N 25,79 W 42,34 N 28,45 W 42,05 N 29,95 W 41,02 N 35,11 W 40,04 N 35,26 W 38,74 N 35,48 W 36,03 N 31,76 W 36,0 N 32,03 W 36,0 N 42,0 W 43,0 N 42,0 W 43,0 N 18,0 W 36,0 N 18,0 W ICES statistical subdivision Xa 2,
That part of division Xa not included in subdivision Xa 1.
ICES statistical division Xb,
That part of subarea X north of 43o N.