笔者于1986年9月被派赴加拿大多伦多市参加联合国粮农组织召开的国际大河学术讨论会。现将会议反映的世界大河渔业管理现状和发展概况综述如下。世界大河渔业管理现状及存在的问题由于世界各国的大河所处的地理位置、自然条件和社会经济状况各不相同,大河渔业管理的现状和存在的问题亦有明显的差异。近年来,由于大河渔业受到自然环境和 The author was sent to Toronto, Canada in September 1986 for the International Rivers Symposium held by the FAO. The current situation and development overview of the world’s major rivers fisheries reflected in the conference are summarized as follows. Current situation and existing problems of the world’s major fisheries management Due to the geographical location, natural conditions and socio-economic conditions of the major rivers in various countries in the world, the status quo and existing problems of the fisheries management in Dahe are also significantly different. In recent years, large-scale fisheries have been affected by the natural environment