渔业板块12月19日涨2.95%，好当家领涨，主力资金净流出3604.54万元

Group 1 - The fishing sector increased by 2.95% on December 19, with Hao Dang Jia leading the gains [1] - The Shanghai Composite Index closed at 3890.45, up 0.36%, while the Shenzhen Component Index closed at 13140.22, up 0.66% [1] - Key stocks in the fishing sector showed various performance, with Hao Dang Jia closing at 2.73, up 5.41%, and Guolian Aquatic Products at 3.82, up 3.24% [1] Group 2 - The main funds in the fishing sector experienced a net outflow of 36.05 million yuan, while retail investors saw a net inflow of 39.16 million yuan [1] - Detailed fund flow data indicates that Hao Dang Jia had a net inflow of 2.02 million yuan from main funds, but a net outflow of 1.18 million yuan from retail investors [2] - Guolian Aquatic Products faced a significant net outflow of 20.06 million yuan from main funds, while retail investors contributed a net inflow of 17.21 million yuan [2]