渔业板块10月31日涨1.26%，国联水产领涨，主力资金净流出320.28万元

Core Insights - The fishery sector experienced a rise of 1.26% on October 31, with Guolian Aquatic leading the gains [1] - The Shanghai Composite Index closed at 3954.79, down 0.81%, while the Shenzhen Component Index closed at 13378.21, down 1.14% [1] Stock Performance - Guolian Aquatic (300094) closed at 3.53, up 2.62% with a trading volume of 302,800 shares and a turnover of 106 million yuan [1] - Dahu Co. (600257) closed at 5.73, up 2.50% with a trading volume of 230,000 shares and a turnover of 131 million yuan [1] - Zhanzi Island (002069) closed at 3.78, up 1.89% with a trading volume of 177,200 shares and a turnover of 66.45 million yuan [1] - Haodangjia (600467) closed at 2.40, up 0.42% with a trading volume of 328,100 shares and a turnover of 78.67 million yuan [1] - Zhongshui Fishery (000798) closed at 8.03, up 0.12% with a trading volume of 40,900 shares and a turnover of 32.87 million yuan [1] - Kaichuang International (600097) closed at 11.43, down 0.17% with a trading volume of 47,000 shares and a turnover of 53.72 million yuan [1] Capital Flow - The fishery sector saw a net outflow of 3.2028 million yuan from institutional investors, while retail investors contributed a net inflow of 4.0552 million yuan [1] - The capital flow for individual stocks showed varied trends, with Haodangjia experiencing a net inflow of 1.5964 million yuan from institutional investors [2] - Guolian Aquatic had a net outflow of 1.6382 million yuan from institutional investors, but a net inflow of 3.5327 million yuan from retail investors [2]