It is concluded that fishing grounds off Peru and Costa Rica waters in the east Pacific Ocean are more profitable to be exploited, but the jigging technology needs to be further improved.

• 调查表明秘鲁外海和哥斯达黎加外海茎柔鱼渔场具有较高的开发价值,但茎柔鱼钓捕技术还有待进一步的研究。