海洋监测专项必配仪器一览

Core Insights - The article emphasizes the importance of high-precision and intelligent monitoring instruments in marine research and economic development, predicting a future trend towards integration, automation, and real-time capabilities in monitoring instruments [1][28]. Marine Monitoring Instruments Overview - Instruments are essential for environmental monitoring agencies to conduct quality assessments, pollution source supervision, and organic pollutant monitoring [2]. - The National Environmental Monitoring Station Construction Standards outline the minimum equipment standards for environmental monitoring agencies [2]. - The China National Environmental Monitoring Center reported that all nine voluntarily participating units passed the 2025 national environmental monitoring laboratory capability assessment with excellent results [2]. Core Instrument Categories - The article categorizes nine core instruments necessary for marine monitoring laboratories, providing insights into their principles, applications, and manufacturers [2]. Portable Multi-parameter Water Quality Meter - Integrates sensors for pH, dissolved oxygen, conductivity, and turbidity, enabling rapid detection of key water parameters, with some models supporting real-time data transmission [3]. - Typical applications include nearshore rapid monitoring, emergency detection of pollution events, and water quality inspections in aquaculture [3]. - Major manufacturers include YSI (EXO series), WTW (Multi 3630 IDS), and Hach (HQ40d) [4]. Deep Water Sampler - Utilizes mechanisms like hammer-type or ball-valve type for undisturbed sampling of deep water, with some models recording temperature and pressure [5]. - Applications include deep ocean water sampling, marine stratification studies, and monitoring deep-sea habitats [5]. - Key manufacturers include General Oceanics (Niskin sampler), KC-Denmark, and JFE Advantech [6]. Sediment Sampler - Employs gravity, piston, or box structures to collect undisturbed sediment samples based on depth and sediment type [7]. - Used for marine sediment pollution surveys, paleoceanographic studies, and coastal wetland ecological monitoring [8]. - Notable manufacturers include Van Veen grab sampler, Benthos, and HYDRO-BIOS [9]. Biological Sampler - Designed for different biological groups, utilizing structures like plankton nets and acoustic fish detectors for precise sampling [11]. - Applications include marine biodiversity surveys, red tide monitoring, and tracking invasive species [12]. - Major manufacturers include Wildco, HYDRO-BIOS, and Simrad [13]. Nutrient Automatic Analyzer - Based on colorimetric or electrochemical methods for high-precision batch analysis of nitrogen, phosphorus, and silicon in water [14]. - Typical applications include monitoring coastal eutrophication and studying red tide mechanisms [14]. - Key manufacturers include Skalar, Lachat, and Bran+Luebbe [15]. Small Sampling Boats - Equipped with various monitoring devices and GPS for sampling in coastal or open waters [16]. - Applications include routine monitoring in nearshore areas and environmental impact assessments [16]. - Notable manufacturers include Boston Whaler, Beneteau, and Axopar [18]. Portable Salinity Meter - Measures water conductivity to calculate salinity, with some models supporting specific gravity calibration [20]. - Used for salinity control in aquaculture and monitoring salinity gradients in estuaries [21]. - Major manufacturers include Atago, Kern, and Thermo Fisher [22]. Particle Size Analyzer - Utilizes laser diffraction or sedimentation methods to analyze particle size distribution [23]. - Applications include marine sediment source analysis and monitoring of marine engineering silt [24]. - Key manufacturers include Malvern Panalytical, Beckman Coulter, and Fritsch [25]. Shipboard Multi-functional Water Quality Monitoring Instrument - Integrates multiple sensors for continuous online monitoring, with data transmitted to shore-based platforms [26]. - Typical applications include ocean route hydrological surveys and monitoring marine ranch environments [27]. - Major manufacturers include Sea-Bird Electronics, Endress+Hauser, and RBR [28]. Future Trends - The article concludes that as marine scientific research and economic development progress, high-precision and intelligent monitoring instruments will become a core competitive advantage, with domestic manufacturers increasingly highlighting cost-effectiveness and customization [28].