中新网海口10月17日电 (张茜翼黄方舟)海南文昌冯家湾现代化渔业产业园经过多年探索，形成 以"多层立体工厂化循环水养殖+统一深海取水与尾水集中处理+生态退养+种业集成"为一体的近海渔业 转型升级新模式，走出一条现代海洋渔业发展的新路径。 在16日举行的海南自贸港第二十一批制度集成创新案例新闻发布会上，海南文昌市副市长韩亮介 绍"冯家湾近海渔业转型升级新模式"这一案例。 2020年以来，园区累计落地项目40个，签约投资额26.32亿元。养殖设施平面用地利用率从常规的 50%提高到85%以上，鱼虾苗成活率高达90%以上，养殖周期缩短20%以上。园区累计带动就业约1.1万 人次。 文昌冯家湾现代化渔业产业园是目前全国最大的工厂化"上楼养殖"园区，整体规划面积6408亩。韩 亮说，园区鼓励入园主体建设新型多层养殖厂房，推动传统渔业向大规模多层工厂化循环水养殖转型， 重构渔业生产空间。 文昌冯家湾现代化渔业产业园科技创新和产业发展实现双跨越。韩亮说，该园区已启动科研攻关项 目20个，培育出"广泰1号""广泰2号"等质优价高水产新品种，带动培育出对虾、石斑鱼等水产苗种1380 亿尾，形成全国最大的优质虾苗生产基地；引进 ...

Core Viewpoint - The successful indoor recirculating water incubation of grouper fish in Zhuhai marks a significant advancement in agricultural research and technology, showcasing the potential for innovative aquaculture practices in the region [11][21]. Group 1: Incubation Process - The first batch of fish eggs, weighing 1.2 pounds and approximately 1 million eggs, was successfully incubated, with expectations for a good harvest [2][6]. - The incubation process involves several stages, including hatching the eggs into fish fry, then nurturing them into juvenile fish, requiring meticulous care akin to raising infants [7][8]. - The first incubation attempt on April 4 resulted in 240,000 fry being sold by May 18, indicating a positive market response and prompting a second incubation [15][16]. Group 2: Technological Innovation - The indoor recirculating water incubation system is a key innovation in aquaculture, often referred to as the "chip" of the aquaculture industry, which enhances the success rate of fish hatching [23][24]. - The system includes components such as breeding pools, ecological processors, protein separators, temperature control systems, water quality monitoring systems, and automatic feeding systems, ensuring stable water quality throughout the incubation process [42][44]. - The technology has received three national utility model patents, highlighting its uniqueness and potential impact on the industry [44]. Group 3: Challenges and Expertise - Incubating grouper fish is particularly challenging, with critical stages including the opening of the mouth within three days of hatching and the metamorphosis process, which requires careful management to prevent larger fry from consuming smaller ones [25][26][28]. - The team includes a Hong Kong aquaculture expert, Zhang Zhiming, whose expertise is crucial for overcoming the difficulties associated with grouper incubation [26][34]. Group 4: Future Prospects - The company plans to expand its operations with the construction of additional facilities and breeding pools, which will enhance the capacity to grow juvenile grouper fish into larger sizes, thereby increasing economic benefits [57][58]. - The successful incubation of grouper fish is part of a broader strategy to develop sustainable aquaculture practices and contribute to rural revitalization efforts [60][61].

Group 1 - Shanzhou District in Shangluo has established the first 4.0 version of fish-vegetable symbiosis demonstration base in the province, achieving a total fishery output value of 567 million yuan, with cold-water fish production reaching 5,091 tons, ranking first in the province [1] - The 4.0 smart aquaculture system combines recirculating aquaculture with soilless hydroponics, achieving ecological balance among animals, plants, and microorganisms, allowing for fish farming without water changes and vegetable cultivation without fertilizers [2][3] - The city has introduced various ecological aquaculture models and advanced technologies, including smart oxygenation and water quality monitoring, to enhance the cold-water fish industry [3] Group 2 - Key projects in Shangluo are driving the development of cold-water fish farming, facility fisheries, and integrated rice-fish farming, with a focus on transforming the industry from small-scale to standardized and branded operations [5] - The Shanyang Cold Water Fish Industry Park is designed for efficient water resource use and is expected to generate multiple income streams for local farmers, including rental income and profit sharing [5][6] - Various interest linkage mechanisms have been established, such as "village collective + leading enterprises + farmers," which have helped over 480 households increase their income through land and capital investment [8]

Group 1: Aquaculture Innovations - The introduction of South American white shrimp in saline-alkali land in Inner Mongolia marks a significant breakthrough in aquaculture, utilizing a factory-based recirculating water system to create a suitable environment for the shrimp [4][6][10] - The first yield test in 2025 showed an average size of 25 shrimp per pound, with a production of approximately 300 pounds per cycle per pond, indicating high survival rates and uniform sizes [4][8] - The successful cultivation of shrimp demonstrates the effective utilization of saline-alkali water resources and the potential for replicating this model in other regions [10][22] Group 2: Marine Fish Adaptation - The introduction of over 20,000 sea bass fry into saline-alkali water in Tongliao City represents a bold innovation aimed at enhancing local economic development through aquaculture [11][14] - Collaborative efforts with research institutions have led to the selection of salt-tolerant species and the establishment of a comprehensive monitoring system for water quality and fish growth [12][14] - The project aims to utilize over 80% of the water surface area, significantly improving resource efficiency in the region [14] Group 3: Integrated Ecological Agriculture - The launch of an ecological agriculture project combining grape cultivation with crayfish farming in Wuhai City aims to enhance soil health and resource utilization [17][19] - The project utilizes crayfish to aerate the soil and convert waste into organic fertilizer, creating a zero-waste ecosystem [19][21] - Economic benefits include increased income for local farmers, with projected earnings of over 8,000 yuan per person annually and a 2.3-fold increase in overall economic efficiency [21][22]