According to the collected literatures and field survey, biological characteristics, fishing conditions and management of long-line fishing of tunas in the Atlantic were analysed.

• 根据收集的有关文献和海上调查资料,分析了大西洋金枪鱼延绳钓生产的主要渔获品种的生物学特性、捕捞生产情况及管理措施等。