在政策支持方面，设立冷水鱼产业发展专项资金，近三年累计向龙头企业及合作社投入扶持资金超1000 万元，为县域经济发展注入新动能。化隆县水产产业服务中心还建立"一月一测"常态化水质监测与技术 服务机制，为企业提供高效便捷的信息服务。 依托黄河流经县内的独特水资源优势，化隆县有效整合各类资源，大力发展冷水鱼养殖产业。全县养殖 网箱420口，养殖面积达5.4公顷，网箱存尾数约25万尾，品种主要是三倍体虹鳟。化隆县拥有从李家峡 至循化撒拉族自治县苏只库区168公里的优质黄河水域，水域总面积达7333.33公顷，适宜养殖水域3.8公 顷。7座梯级水电站形成"高原湖泊群"，水流平缓稳定，水深均匀，符合虹鳟等冷水鱼对生长环境的苛 刻要求。化隆县独特的"高原冷凉"气候使鱼类生长周期延长，积累了更丰富的风味物质与营养。检测显 示，本地虹鳟鱼肉质细腻，不饱和脂肪酸含量比平原养殖品种高出约15%。 本报海东讯 （记者 陈晨） 近日，海东市化隆回族自治县德恒隆乡哇加滩村海林渔业养殖专业合作社一 片繁忙，冷水鱼产业迎来产销两旺"开门红"。截至目前，化隆县已发展冷水鱼养殖企业13家，其中，5 家获得绿色食品认证，7家被评为"农业部水产健 ...

Core Viewpoint - The "Cold Water Fish Winter Catch Season" series of activities in Heilongjiang aims to promote cold water fishery development and boost winter tourism in the region, featuring various cultural and commercial events [1] Group 1: Event Overview - The series of activities commenced on December 27, 2025, in Daqing City, focusing on cold water fish and winter fishing [1] - Activities include "Lake Worship and Net Awakening," fish auctions, and exhibitions of high-quality local products [1] - The event will run until February 7, 2026, with various county-level winter fishing activities planned [1] Group 2: Technological and Economic Developments - Experts released advancements in rainbow trout breeding technology and all-female triploid breeding techniques [1] - The China Fishery Association announced results related to the transformation of technology for cold water shrimp and smart fishery construction [1] - A total of 1.7 billion yuan in contracts were signed during the investment promotion segment, involving domestic and foreign enterprises and research institutions [1] Group 3: Tourism Promotion - The activities are part of Heilongjiang's "100 Days of Winter Ice and Snow Tourism" initiative, promoting winter fishing tourism routes [1] - The event aims to provide diverse experiences for tourists, enhancing the region's appeal as a winter tourism destination [1]