LEADER 00000nam 2200181 a 4500 001 0597643 003 UkHlHU 007 t 008 002903 2 1897 000 eng 040 UkHlHU 050 4 SH 201 100 0 Hoer, E.W.L. 245 00 Examination of Grimsby trawl fishery. 300 0000p. 650 0 Fisheries|xGeneral.