渔业板块1月27日跌1.82%，国联水产领跌，主力资金净流出6883.14万元

Group 1 - The fishing sector experienced a decline of 1.82% on January 27, with Guolian Aquatic Products leading the drop [1] - The Shanghai Composite Index closed at 4139.9, up 0.18%, while the Shenzhen Component Index closed at 14329.91, up 0.09% [1] - Key stocks in the fishing sector showed varied performance, with Dahu Co. down 0.96% to 7.21, and Zhanzi Island down 2.36% to 3.73 [1] Group 2 - The main funds in the fishing sector saw a net outflow of 68.83 million yuan, while retail investors had a net inflow of 62.37 million yuan [1] - Detailed fund flow data indicates that Zhanzi Island had a net outflow of 3.625 million yuan from main funds, but a net inflow of 3.7339 million yuan from retail investors [2] - Guolian Aquatic Products experienced a significant net outflow of 26.3815 million yuan from main funds, with a retail net inflow of 25.329 million yuan [2]