Core Viewpoint - The article highlights the successful breeding and cultivation of the hybrid fish species He Fang Yan, developed by a team led by Chinese Academy of Engineering academician Liu Shaojun, showcasing its economic and ecological benefits in aquaculture [1][2][6]. Group 1: Breeding and Cultivation Process - The He Fang Yan fish, known for its rapid growth and high meat yield, was created through a decade-long research effort involving hybridization techniques [2][3]. - The breeding process involves meticulous selection of parent fish based on physical attributes and vitality, followed by precise environmental control during fertilization and hatching [3][4]. - The breeding team conducts seasonal migrations to optimize breeding conditions, starting in Hainan and moving northward as temperatures rise [3]. Group 2: Economic Impact and Market Integration - A 7-acre fish pond can yield over 30 million yuan in total output, with the fish being sold at a market price of 10 yuan per pound [1][5]. - The integration of technology in aquaculture, including automated systems for monitoring and managing water quality, enhances operational efficiency and data-driven decision-making [4][5]. - The He Fang Yan fish demonstrates adaptability to brackish water environments, achieving high fertilization and hatching rates, which supports sustainable aquaculture practices [5][6]. Group 3: Strategic Alignment and Future Prospects - The breeding and cultivation of He Fang Yan align with China's "14th Five-Year Plan" to strengthen seed innovation and promote the revitalization of the seed industry [1][2]. - The successful cultivation of this fish species not only benefits local aquaculture but also contributes to the high-quality development of the Guangdong fishery industry [6].

Group 1 - The 2025 Guangdong Province Marine Economy Vocational Skills Competition is held in Zhanjiang, featuring 219 skilled professionals from 22 teams across the province [1] - The competition aims to create a comprehensive platform that integrates strategy, talent development, industry driving, and structural shaping, supporting the marine economy and the "New Maritime Guangdong" initiative [1] - The event covers the entire marine industry chain, from traditional fisheries to high-end marine equipment, aligning with real scenarios and key segments of the marine industry [1] Group 2 - The competition includes five main events: aquaculture technology, maintenance of aquaculture platform control systems, marine equipment welding technology, marine oil and gas equipment maintenance technology, and maintenance of marine oil and gas production instruments [1] - A related recruitment event, "Million Talents Gathering in South Guangdong," takes place simultaneously, with 100 companies offering 3,036 job positions across key sectors such as marine heavy industry, biomedicine, and marine ranching [2] - The job offerings range from no educational requirements to PhD positions, with over 2,600 positions offering annual salaries between 80,000 and 200,000, and nearly 400 positions exceeding 500,000 and 1 million [2]

小雪刚过，位于东海之滨的"中国大黄鱼之都"福建宁德，迎来了一年中最热闹的时节。 "大黄鱼也是京东生鲜第一个年销售额破亿的国产鱼。"京东生鲜海产品负责人介绍，为了让消费者能品 尝到新鲜、正宗的大黄鱼，京东构建了一套覆盖生产、流通、销售全环节的品质保障体系：由专业买手 深入宁德产地亲自选货，减少中间流通环节，从源头把控大黄鱼品质；同时，通过京东平台大数据与产 业经验，推动大黄鱼产地建立标准化生产与分级体系，实现产地共建。 在此过程中，为保障大黄鱼品质，采取了严格的品控标准：售前，制定大黄鱼感官验收标准，对规格大 小、重量等进行统一规范，筛选过滤掉一些品相不佳或不新鲜的大黄鱼；售中环节，不定期抽检，发现 问题第一时间退供及处罚；售后，制定赔付标准，提供"坏损包退"、"退货不退款"等服务，给消费者最 好的服务体验。 11月29日，第九届宁德(霞浦)大黄鱼产业创新发展大会在宁德霞浦县举行。会上，京东生鲜与霞浦县商 务局签署战略协议，双方将持续深化合作，共同推动大黄鱼全产业链高质量发展。 作为本次大会国内唯一一家与宁德霞浦政府签约的电商企业，京东生鲜依托超级供应链能力，通过"源 头直发+产地直采"模式，由专业买手驻守产地 ...

初冬是辽参捕捞的黄金季。在"中国辽参之乡"锦州凌海市，一只只肥硕的海参被"海碰 子"（海参捕捞员）从海中捞起，撑起了一个年产值超30亿元的富民产业。 "我们沿用传统围海养殖模式，不投喂、不用药，靠天吃饭，靠海养参。"养殖户高超承 包了1000余亩海域，今年亩产达200今至300斤。在他看来，凌海海参广受欢迎的核心秘诀就 在于"生态"二字。 如今，凌海已构建起从苗种繁育、生态养殖到精深加工、品牌营销的完整产业链。全市 海参养殖面积达28万亩，养殖户达1200余户，有初加工企业58家、深加工企业2家。预计今 年年底，海参产量将突破2.2万吨，同比增长7.8%以上。 为守护好这片"海上粮仓"，凌海市建立了常态化抽检机制，对养殖水体、苗种及成品进 行不定期检测，确保每只海参都让人"吃得放心"。"我们正在规划发展工业旅游，让消费者 走进养殖基地，亲眼见证海参从海底到餐桌的全过程。"凌海市海洋与渔业局局长马达表 示，将推动产业从"卖产品"向"卖体验""卖文化"转型，全力擦亮凌海海参这块"金招牌"。 清晨，天还没亮，凌海市龙海馨港海海洋公园有限公司的养殖基地已是一派忙碌。身着 厚重干式潜水服的"海碰子"宋刚戴好水镜与脚蹼， ...

据悉，编制单位还将非物质文化遗产传承与中医药膳理论融入了该标准中，将刀工技法、摆盘艺术 等非遗要素纳入可考核的评价体系。（关海芳 陈敏彤） 据悉，该标准包括养殖、运输、加工制作、餐饮服务、供应管理、评价与认定六个方面内容，构建 了一套覆盖从养殖场到餐桌的现代化管理标准体系，这也是广西首个鱼生全链条管理规范团体标准。 该标准对横县鱼生实行全链条治理闭环，按该标准的要求，养殖单位要从源头开始进行风险防控， 通过管控水体环境等措施，有效切断寄生虫的传播途径，成鱼上市前，逢出必检，出具检验合格报告， 检验项目至少包括药物残留检测、肝吸虫囊蚴等关键指标，实现管理上的溯源。 11月27日，在2025年广西肝吸虫病综合防治试验区工作推进会上，由自治区疾控局提出、广西营养 学会与广西标准化协会联合编制的《横县鱼生全链条管理规范》团体标准正式发布。 ...

山东荣成：鲍鱼苗"南迁"【3】 山东荣成：鲍鱼苗"南迁"【4】 山东荣成：鲍鱼苗"南迁"【5】 山东荣成：鲍鱼苗"南迁" 山东荣成：鲍鱼苗"南迁"【2】 山东荣成：鲍鱼苗"南迁"【6】 ...

Core Insights - The article discusses the challenges and opportunities faced by Xunlong Technology, a leading caviar producer in China, as it attempts to go public in Hong Kong after three failed attempts at an A-share IPO [5][6][7]. Company Overview - Xunlong Technology is the largest caviar producer globally, holding a market share of 35.4%, significantly surpassing its nearest competitor [5][6]. - The company has established a well-known caviar brand, "KALUGA QUEEN," and exports products to 46 countries, serving major airlines [6]. Financial Performance - From 2022 to 2024, Xunlong Technology's revenue grew from 491 million to 669 million CNY, with net profit increasing from 234 million to 324 million CNY [6]. - In the first half of 2025, the company reported revenue of 302 million CNY and a net profit of 176 million CNY [6]. - The company achieved a gross margin of 71.3% and a net margin of 58.3% in the first half of 2025, indicating exceptional profitability [6]. IPO Challenges - Xunlong Technology has faced significant hurdles in its IPO attempts, with three failed applications for A-share listings due to regulatory concerns regarding related party transactions and financial data integrity [7][8]. - The first IPO attempt in 2011 was rejected due to concerns over related party transactions, while the second attempt in 2014 faced scrutiny over overseas sales and inventory levels [7][8]. Industry Dynamics - The global caviar market is experiencing rapid growth, with sales increasing from 402.5 tons in 2019 to 729.2 tons in 2024, reflecting a compound annual growth rate of 12.6% [11]. - Xunlong Technology's competitive advantage lies in its comprehensive value chain, including breeding, farming, processing, and marketing, supported by strong research collaborations [11][12]. Market Risks - The company is heavily reliant on overseas markets, with approximately 80% of its revenue coming from international sales, making it vulnerable to changes in foreign policies [10]. - Xunlong Technology's financial performance is also affected by the volatility of biological asset valuations, which can significantly impact profit margins [9][10].

巴西东北部帕拉州库鲁萨市的劳鲁索德雷村位于亚马孙地区中心地带，海水与河水在这里交汇，形成了 独特的红树林生态系统。 劳鲁索德雷村居住着1000多名原住民，他们坚守故土，利用一种高效的牡蛎养殖技术改变了村子的面 貌，使当地人的主要经济来源从传统的捕鱼业转变为如今的可持续牡蛎养殖业，实现生态保护和经济效 益双丰收，成为巴西可持续经济与生活的典范。 从村子出发驱车穿过雨林，再步行至库鲁萨河边，记者看到这里大片红树林的气生根在退潮时纵横交错 地暴露在泥滩上，一排排架子整齐地矗立在河边，几只朱鹭在对岸的沙滩上红得耀眼。 劳鲁索德雷村水产养殖协会副主席若泽·达席尔瓦·加尔旺从架子上取下由塑料瓶制成的收集装置，上面 布满了牡蛎幼苗，他将它们抖落到筛网中，按照大小筛选出来并装入对应的金属网笼，再重新放入河 中。 加尔旺说："不同规格的金属网笼既能保证牡蛎正常捕食，也能防止螺类蟹类等天敌侵袭。等待6个月到 1年，牡蛎就可以收获了。"加尔旺还告诉记者，在当地传统的捕鱼业难以持续的当下，这项养殖技术将 村子从凋敝的困境中解救出来。 本世纪初，应巴西中小企业辅助协会邀请，古巴生物技术专家莱昂纳多·萨亚斯来到当地教授给原住民 这种牡蛎 ...

Core Viewpoint - The transformation of the Taklamakan Desert from a "sea of death" to a "green oasis" showcases innovative ecological farming practices in Xinjiang, highlighting the region's adaptive development strategies in the face of environmental challenges [2][17]. Group 1: Ecological Innovations - The introduction of desert plants like "Rou Cong Rong" (a parasitic plant) has led to increased income for local farmers, with an area of 22,900 acres cultivated, generating an annual income of 30,000 to 50,000 yuan per household [8][10]. - The local aquaculture industry has adapted to the saline-alkaline water conditions, producing unique seafood such as local crabs and Australian blue lobsters, which thrive in the desert environment [11][13]. - Advanced agricultural techniques, including vertical soilless cultivation and smart lighting, have enabled the production of 70,000 tons of fruits and vegetables annually in 1,000 greenhouses, significantly reducing costs by 60% to 80% [15][13]. Group 2: Cultural and Economic Development - The ancient village of Daliyabuyi has become a tourist attraction, with over 70,000 visitors this year, as it preserves its original charm while integrating modern amenities [34][32]. - The local economy has diversified, with traditional dishes like "Kumaiqi" made from local sheep, enhancing the culinary appeal for tourists and increasing local incomes [24][26]. - Infrastructure improvements, including new housing and access to utilities, have transformed the living conditions for residents, allowing them to engage in tourism and agriculture simultaneously [30][28]. Group 3: Environmental Restoration Efforts - Local initiatives led by figures like Aisikar Dawuti have resulted in the planting of 12,000 acres of protective forests, creating a green barrier against desert encroachment [41][45]. - The community has adopted a combination of biological and engineering methods for desertification control, successfully establishing 2,800 acres of artificial protective forests and 500 acres of grass grids [56][51]. - The introduction of "desert ginseng" (Rou Cong Rong) cultivation has provided a new revenue stream, with projected earnings of approximately 2,000 yuan per acre, contributing to sustainable economic development [58][61].

Core Insights - The article discusses the innovative practice of seafood farming in the Taklamakan Desert, specifically in Qemai County, Xinjiang, where a 25-acre aquaculture base has successfully raised 230,000 marine fish in a desert environment [3][9]. Group 1: Aquaculture Development - The aquaculture base features an indoor ecological farming greenhouse, outdoor fish ponds, and a breeding pool, demonstrating the feasibility of seafood farming in arid conditions [3]. - The facility utilizes 68 breeding barrels with a diameter of 5 meters, equipped with an electric heating system to maintain a stable temperature for the fish [5]. - Monthly fish sorting is conducted to prevent larger fish from preying on smaller ones, ensuring optimal growth conditions [5][7]. Group 2: Water Management Technology - The primary challenge of seafood farming in the desert is water availability, with the aquaculture relying on underground saline-alkaline water sourced from 2 meters below the surface [9]. - The pH level of the original saline-alkaline water is high (9 to 9.5), but through a 45-day water conditioning process, it is adjusted to below 8.6, mimicking the natural water quality of the South China Sea [11]. - The aquaculture employs a zero-emission, fully-circulating ecological farming model, utilizing smart farming technology for efficient water management and waste recycling [13]. Group 3: Growth and Production - The aquaculture base has successfully cultivated various fish species, including Gold Tiger Grouper and Pearl Grouper, which are set to be marketed in the coming month [7]. - The use of specific lighting in the farming greenhouses has been shown to enhance fish growth and health by simulating natural marine conditions [15]. - In addition to marine fish, efforts are being made to adapt marine shrimp to freshwater environments, expanding the diversity of aquaculture in the region [17]. Group 4: Regional Impact - The aquaculture industry in Xinjiang has seen significant growth, with a reported total aquatic product output of 192,500 tons last year, establishing it as a vital industry for local economic development [17]. - The surrounding areas of the Taklamakan Desert, such as Aral City and Hetian County, have also reported substantial increases in aquaculture production, contributing to local food supply and economic prosperity [17].