@article{oai:ir.kagoshima-u.ac.jp:00004879, author = {江波, 澄雄}, journal = {鹿児島大学水産学部紀要=Memoirs of Faculty of Fisheries Kagoshima University}, month = {2016-10-28}, note = {By using the fishery statistical data and fishery biological informationes concering the age composition, growth and group maturity, the East China Sea Region mackerel fishery and its catch on the comparatively late date were considered with such results as follows: The cause of decrease of the catch in and after 1955 is to be imputed to the over fishing of the immaturity-age-group with purse seine fishing playing the main part in the mackerel fishery. Therefore, it should be stressed that through the fishery biological reserches, fishery regulations and conservations of mackerel-fish-population must be put into positive action.}, pages = {135--139}, title = {東支那海区のサバ漁業についての一考察}, volume = {8}, year = {} }