25 results about "Marine ecosystem" patented technology

The invention belongs to the technical field of satellite remote sensing application, and discloses an active and passive satellite remote sensing fused ocean three-dimensional chlorophyll field reconstruction method and system. According to the method, satellite-borne laser radar data is subjected to correction, signal processing and biological optical model inversion, and a chlorophyll a concentration vertical section along an orbit is obtained; forming a training set by the passive satellite observation optical variable and the marine environment variable of which the profile is matched with the space-time, so as to train a long short-term memory (LSTM) neural network model; and utilizing the trained model to reconstruct a three-dimensional chlorophyll a concentration field of a target area according to passive observation and environment variables of the target area. By fusing the advantages of a satellite-borne laser radar ICESat-2 satellite and a passive optical remote sensing satellite, three-dimensional chlorophyll a concentration field detection based on active and passive fusion remote sensing is developed, the structure and function of a marine ecosystem can be deeply known, and three-dimensional dynamic observation of the ocean is realized.

The present invention highlights the use of an innovative submersible structure made of concrete enriched with dead algae to promote marine biodiversity. This biodegradable material ensures better integration into aquatic ecosystems while providing a sustainable habitat for marine organisms. Furthermore, the integration of modern technologies such as sensors, sounders, cameras, GPS, modems, and underwater drones is highlighted in both texts. These tools enable real-time monitoring of artificial reefs, ensuring precise tracking of changes in marine habitats and local ecosystems. This monitoring ensures not only effective management of marine ecosystems but also enhanced protection against threats such as coastal erosion. Finally, both sections agree on the environmental and economic benefits of the project. In addition to promoting marine conservation, this invention paves the way for sustainable activities, including ecotourism, while emphasizing ecological sustainability and technological innovation. The project thus illustrates a holistic approach to addressing the environmental challenges linked to the degradation of marine ecosystems. The project represents a significant step forward in the management of marine ecosystems thanks to the combination of modern technological solutions and innovative, eco-friendly materials. By combining biodegradable artificial reefs with advanced monitoring devices, this solution offers an integrated approach to restoring marine biodiversity, protecting coastlines, and promoting sustainable activities. It represents an exemplary model of responsible and technological development, meeting current environmental conservation needs while offering viable economic opportunities.

The application relates to the technical field of marine ecological monitoring, in particular to a marine ecological dynamic prediction method and system based on multi-modal remote sensing and a space-time graph. The method comprises the following steps: performing multi-modal remote sensing feature depth fusion according to obtained remote sensing image data, wherein the multi-modal remote sensing feature depth fusion comprises multi-modal feature map extraction and space embedding, local cross-modal feature interaction and alignment, and global context aggregation and node embedding generation; constructing a space-time ecological process reasoning network STEP-Net based on coupled space diffusion and time inertia, wherein the space-time ecological process reasoning network STEP-Net comprises multi-order space diffusion field modeling and ecological state transition unit construction; and utilizing deep space-time representation generated by the STEP-Net to perform future-oriented and uncertain trajectory prediction and cause and effect attribution based on deep Taylor decomposition. The application constructs a brand-new technical framework integrating fine fusion, mechanism reasoning and interpretable prediction around the precise prediction and scientific early warning demand of marine ecological system dynamic evolution.

This invention relates to the field of offshore pile foundation technology and discloses an offshore pile foundation structure, including a pile foundation body, and further comprising: an air source; a control system; a hollow main chamber, vertically arranged inside the pile foundation body, with its top connected to the air source; and high-pressure airbag compensation and stabilization components, with at least two sets of high-pressure airbag compensation and stabilization components distributed along the periphery of the pile foundation body and connected to the hollow main chamber. When the pile foundation body tilts, the air source is controlled by the ground control system to directionally inflate the high-pressure airbag compensation and stabilization components on the side away from the tilt direction, thereby generating a reverse thrust to correct the attitude of the pile foundation body. This method enhances the stability of the pile foundation without increasing the pile diameter or burial depth, reduces the construction cost of offshore pile foundations, and does not cause additional damage to the marine ecosystem.

This invention belongs to the field of coastal ecological restoration and marine aquaculture technology. Specifically, it is an artificial composite reef structure, including a base. The base is a trapezoidal frame structure with multiple frame columns inside. The base columns are fixedly connected to the surface of the base, and the base columns are fixedly connected to the sleeves. The sleeves are slidably connected to the telescopic columns, and the telescopic columns are threadedly connected to the surface of the telescopic columns. The other end of the telescopic columns passes through the sleeves and the base columns, making a slidable connection. By combining the frame-type base with upwelling reefs and bird-standing stakes, a two- or three-layer artificial composite reef structure is formed, creating a multifunctional marine biological reef environment. This overcomes the problems of the single function and limited environment of ordinary biological reefs. It not only has a wider range of applicability, but also organically combines the two- or three-layer structure to create a multifunctional marine habitat, forming a three-in-one marine ecosystem integrating sea, land, and air.

The application discloses a wave energy collection device based on a magnetic spring-leaf spring type bistable mechanism, comprising a bistable energy trapping device (1), a motion conversion device (2), an electromagnetic power generation device (3) and a power management module, wherein the bistable energy trapping device is provided with a magnetic spring-leaf spring type bistable mechanism, and through nonlinear interaction between magnets, efficient capture of mechanical energy under low-frequency waves is realized; the motion conversion device (2) is designed through a gear transmission system and a one-way bearing, so that one-way rotation of an output shaft is ensured; the electromagnetic power generation device (3) utilizes the relative rotation principle of a magnet flywheel and a coil, the magnetic flux of the coil changes, so that a voltage is generated, mechanical energy captured by the bistable energy trapping device (1) is converted into electric energy, and simultaneously, the power management module is responsible for rectification, storage and distribution of the electric energy, so that stable power supply can be obtained under any condition. The system has wide application prospects and important economic value in the fields of marine ecosystem monitoring, climate change research and marine pollution monitoring.

The present invention relates to a method for obtaining collagen peptides from sea stars, elastic liposomes containing collagen peptides from sea stars, and cosmetic compositions containing the same. According to the present invention, since collagen peptides having excellent skin absorbability, antioxidant and wrinkle improvement activity are prepared using sea stars, which cause adverse effects on marine ecosystems and are difficult to handle, the existing animal collagen can be replaced, and collagen having high extraction efficiency can be provided. In addition, since a method for loading collagen peptides into elastic liposomes is provided, the limitations of low skin absorbability of animal collagen and marine collagen can be overcome, the transdermal absorption rate can be greatly improved, and using the same, a cosmetic composition effective against oxidation and skin wrinkle improvement can be provided.

A processing device according to the present invention includes an acquisition unit 11 that acquires a plurality of pieces of observation data including pH and photosynthesis amount, and a generation unit 12 that calculates a pH-dependent function indicating a relation between the pH and the photosynthesis amount using the plurality of pieces of observation data, and generates a marine ecosystem model incorporating the pH-dependent function.

The invention provides copper-free self-polishing antifouling paint based on a composite antifouling agent and a preparation method of the copper-free self-polishing antifouling paint. The copper-free self-polishing antifouling paint comprises the following components in parts by weight: 20-40 parts of main chain degradation type self-polishing resin, 10-25 parts of an antifouling agent, 1-3 parts of nano silicon dioxide, 3-7 parts of zinc oxide, 3-10 parts of other fillers, 1-3 parts of an auxiliary agent and 10-20 parts of a solvent, the main chain degradation type self-polishing resin is a main chain degradation type polyacrylic resin system; the copper-free self-polishing antifouling paint disclosed by the invention is environment-friendly and pollution-free, avoids negative effects on a marine ecosystem, can give consideration to an antifouling effect and mechanical properties, can widely inhibit adhesion of various marine organisms, improves the mechanical properties such as scratch resistance and wear resistance of a coating, and has a good application prospect. And the service life of the coating can be prolonged.

The invention relates to the technical field of marine ecology monitoring, in particular to a marine ecology dynamic prediction method and system based on multi-modal remote sensing and a space-time atlas. The method comprises the following steps: performing multi-modal remote sensing feature deep fusion according to acquired remote sensing image data, wherein the multi-modal remote sensing feature deep fusion comprises multi-modal feature graph extraction and spatial embedding, local cross-modal feature interaction and alignment, and global context aggregation and node embedding generation; constructing a space-time ecological process reasoning network STEP-Net based on coupling spatial diffusion and time inertia, wherein the construction comprises multi-order spatial diffusion field modeling and ecological state transition unit construction; and performing future-oriented and uncertain trajectory prediction and causal attribution based on depth Taylor decomposition by using depth spatio-temporal representation generated by STEP-Net. According to the method, a brand-new technical framework integrating refined fusion, mechanical reasoning and interpretable prediction is constructed around the requirements of accurate prediction and scientific early warning of dynamic evolution of a marine ecosystem.

The mechanical wave energy converter with active floats represents an innovative solution for harnessing marine energy by optimizing an efficient operating mechanism. With a concrete base and adjustable legs, it ensures stability in various terrain conditions. The housing offers underwater servicing capabilities through a mobile tunnel with waterproof connections, while the active float utilizes solar energy to power the pump and includes a submersion system, ensuring the converter's safety during extreme weather conditions, such as tsunamis. Equipped with simple mechanical components for converting kinetic energy into rotational energy, the converter allows for commercialization at a competitive price. The combination of return and accumulative springs optimizes functionality, enabling a stable number of rotations necessary for electricity production. This system contributes to more efficient energy conversion while simultaneously preserving the marine ecosystem.

The invention relates to the technical field of seawater pollution monitoring, and particularly discloses a seawater pollution monitoring system and method based on an ocean remote sensing image. And through artificial intelligence and a deep learning technology, full expression of hidden feature distribution information about pollutants in the marine remote sensing image is carried out, and classification processing is carried out based on the full expression so as to obtain a classification result used for representing a type label of a pollution source. The marine pollution condition can be evaluated and the pollution source type can be detected based on the marine remote sensing image, so that the stability of a marine ecosystem is maintained.

The present application belongs to the field of environmental pollution and environmental chemistry, and particularly relates to a model and method for simulating the marine environmental behavior and food web migration of typical persistent organic pollutants. The model comprises atmosphere, seawater (including suspended particles), sediment (including pore water), and a food web unit composed of multi-trophic level organisms (including plankton, benthos and fish of different diets). The present application integrates biological energy science and input parameters of aquaculture activities (such as feed delivery, residual feed loss, and fecal excretion), and constructs a multi-medium non-steady-state fate model of the aquaculture marine ecosystem. The model can accurately quantify the cross-medium flux of organic pollutants (such as PFAS, PCBs, DDTs, pesticides, etc.) between the "aquaculture source-environment-organism", realizes the quantitative tracing of the environmental contribution rate of aquaculture activities, and can predict the temporal and spatial distribution and enrichment level of pollutants in wild fish, thereby providing a scientific basis for the ecological risk management of the marine aquaculture area and the overall marine environment.

This invention provides an indicator and assessment method for the pollution level of seagrass bed sediments. Utilizing CCA and RDA technologies, Kazachstania bacteria are used as an indicator of seagrass bed sediment pollution levels. This is a more detailed and sensitive assessment method. Furthermore, the selection of Kazachstania bacteria as the indicator organism may be related to its sensitivity to specific pollutants, providing a new perspective and method for the monitoring and protection of seagrass bed ecosystems. This invention has broad application prospects, applicable to marine ecological environment monitoring, pollutant emission control, and seagrass bed ecosystem protection, contributing to improving the health and sustainable development of marine ecosystems.

A prediction device 1 comprises: a generation unit 22 that refers to priority data 11 associating each of parameters used in a prediction model for predicting the concentration of each element of a marine ecosystem model with a high priority or a low priority, and generates a plurality of high priority sets 12 including any of a plurality of values identified for each parameter of the high priority; a prediction unit 23 that inputs each of a plurality of parameter sets including any of the plurality of high priority sets 12 and a predetermined value of each parameter of the low priority to the prediction model, and outputs a plurality of result sets 15 including a value predicted for the concentration of each element; and a selection unit 24 that selects, from among the plurality of result sets, the high priority set 12 used upon predicting a result set having a small difference from an actual measured value of the concentration of each element.

The invention discloses a PET (Polyethylene Terephthalate) pretreatment method and application thereof in promoting bacterial degradation. The mesorhizobium sp. SCSIO 43976 is preserved in the Guangdong Microbial Culture Collection Center on October 24, 2025, and the preservation number of the mesorhizobium sp. SCSIO 43976 is GDMCC No: 67156. Sorhizobium sp. SCSIO 43976 in bacteria which are derived from a marine ecosystem and have high-efficiency PET degradation capability, a set of high-temperature melting-low-temperature cold quenching pretreatment method which is matched with the Sorhizobium sp. SCSIO 43976 and can effectively reduce the crystallization degree of PET, and a synergistic degradation system formed by the Sorhizobium sp. SCSIO 43976 and the Sorhizobium sp. SCSIO 43976 are used for finally realizing the purpose of degrading the waste PET by using the Sorhizobium sp. SCSIO 43976. Particularly, the high-efficiency biodegradation in the ocean or salt-containing environment is realized. The pretreatment-strain synergistic technology provided by the invention provides an efficient and green solution for pollution treatment of the waste PET in the ocean or high-salt environment, and has important application potential in a biotechnology path of plastic cyclic regeneration.

An object of a system according to an embodiment is to monitor a marine ecosystem, detect an illegal action, and provide an education program.SOLUTION: A system includes a monitoring unit, a detection unit, an analysis unit, and an education unit. The monitoring unit monitors a marine ecosystem. The detection unit detects an illegal act from the data monitored by the monitoring unit. The analysis unit analyzes the data detected by the detection unit. The education unit provides an education program based on the result obtained by the analysis unit.SELECTED DRAWING: Figure 1

The invention discloses a marine ecological restoration performance evaluation system based on carbon sink analysis, which sequentially comprises a target layer, a criterion layer, a factor layer and an index layer, and is characterized in that the target layer takes a regional marine ecological restoration project as a unified target, and the criterion layer comprises water body ecological performance, marine biological resource performance, shoreline resource performance and social economic performance; the factor layer and the index layer are superior and subordinate quantitative index layers further proposed based on the target layer and the criterion layer so as to directly reflect the overall condition of the criterion layer and the factor layer. The method has a remarkable effect of scientifically evaluating the treatment of the marine ecological restoration project, intuitively and accurately judges the performance level of the marine ecological restoration project, provides a key basis for a marine ecological restoration decision, powerfully promotes sustainable restoration and management of a marine ecological system, and has a wide application prospect. The method has important application value and wide prospects in the aspects of improving the ocean carbon sequestration capacity and coping with climate changes.

The invention provides a basalt conical net bag combined reef, and relates to the technical field of shellfish and algal reefs. The basalt conical net bag combined reef comprises a single basalt conical reef body, a first transverse basalt fiber bundle, a combined connecting piece and a second transverse basalt fiber bundle, the single basalt conical reef body comprises a concrete base, and a basalt fiber composite bar bearing net is fixedly arranged at the upper end of the concrete base. The shellfish and algae reefs can be assembled into units to form the basalt conical net bag combined reef which is stable in shape, resistant to water flow scouring and corrosion, capable of containing scallop contents at the bottom and binding algae to grow on the upper portion, convenient to install, hoist, monitor and monitor and capable of meeting the breeding requirement, and has remarkable advantages in structure, function and ecological benefits. The stability and multifunctionality of the reef body are improved, restoration of a marine ecosystem and improvement of biodiversity are promoted, and the reef has wide application prospects.

The invention discloses an experimental device for simulating natural lake and reservoir and ocean deepwater layer water environment, which comprises a pressure container, a sealing cover, a water bath system, a compression device and a sensor system, the pressure container is used for accommodating an experimental sample, a pressure gauge is embedded in the sealing cover, the sealing cover is provided with an air outlet and an air supply pipe connecting hole, the container sealing cover is assembled on the pressure container, and the compression device is connected with the pressure container. Sealing is realized through the sealing assembly; the water bath system transports circulating water of a water bath temperature control box to a water bath jacket through a peristaltic pump and is used for adjusting the water temperature in the container; the compression device is connected with the sealing cover through an air supply pipe and used for adjusting water pressure and dissolved oxygen in the container; the sensor system comprises an integrator sensing element which is arranged on the inner wall of the pressure-resistant container and is used for monitoring the water temperature, the water pressure, the dissolved oxygen and the pH value in real time; according to the invention, the deepwater environment of natural lakes and reservoirs and marine ecosystems can be highly simulated, and the water temperature, the water pressure, the dissolved oxygen and the pH value can be manually adjusted and monitored in real time.

The utility model relates to the technical field of breeding work ship, especially a movable mussel and algae comprehensive breeding work ship, including breeding work ship body, the top of sewage treatment tank is installed with first liquid pump, the water inlet end fixed connection of first liquid pump has the water suction pipe, the top of mounting panel is installed with second liquid pump, the water outlet end fixed connection of second liquid pump has the drain pipe, a group the top of connecting plate is provided with adsorption plate, another group the top of connecting plate is provided with filter screen, in the utility model, through setting up sewage treatment tank, adsorption plate and filter screen and so on constitute the structure, first liquid pump passes through water suction pipe and extracts sewage to sewage treatment tank, and after the adsorption plate and filter screen in sewage treatment tank handle, discharge from the drain pipe, to form water circulation, solve the movable mussel and algae comprehensive breeding work ship do not carry out effective management to water quality, possibly can cause the problem of damage to surrounding marine ecosystem.

The invention relates to the technical field of intelligent monitoring, and particularly discloses an ocean remote sensing information management system and a method thereof, which are used for fully expressing hidden feature distribution information about pollutants in an ocean remote sensing image through artificial intelligence and a deep learning technology. And carrying out classification processing to obtain a classification result of the grade label for representing the pollution degree. In this way, the marine pollution condition can be detected and evaluated based on the pollutant characteristics in the marine remote sensing image, so that the grade of the marine pollution degree is determined, and corresponding measures are taken to ensure the stability of a marine ecosystem.

The invention discloses a waste fishpond ecological restoration method based on an ecological corridor. The method comprises the following steps: surveying and mapping a waste fishpond; a biological corridor is constructed between the land and the fish pond to ensure the passage of terrestrial animals; an aquatic ecological corridor is constructed between the fishpond and the ocean, and tidal water is introduced to realize periodical fluctuation of the water level of the fishpond; pond ridge removal, slope cutting and tidal creek excavation are conducted on the interior of the fishpond, and a gentle slope area and a water power circulation system which are communicated with the ecological corridor are formed; shrubs are planted in different areas according to the elevation, the function of a fishpond ecosystem is restored, and continuous communication of a land-fishpond-marine ecosystem is achieved by building a biological corridor between a land forest and a waste fishpond and building an aquatic ecological corridor between a sea and the waste fishpond. Terrestrial animals can smoothly enter the mangrove forest restoration area of the fishpond through the biological corridor, and aquatic organisms can freely migrate between the ocean and the fishpond through the aquatic ecological corridor, so that obstruction of the abandoned fishpond to biological migration is effectively eliminated, and regional ecological connectivity is enhanced.

The invention discloses a dinoflagellate and its cyst diversity detection method based on autonomous LSU rDNA and ITS double databases and double molecular markers, relates to the technical field of molecular biology and marine ecological monitoring, and solves the problems of insufficient coverage of existing public databases and limited resolution of single molecular markers. According to the invention, an LSU rDNA sequence database and an ITS sequence database are constructed, and molecular markers of an LSU D1-D2 region and an ITS1 region are correspondingly amplified respectively, so that combined application of double databases and double markers is realized, and complementarity, comprehensiveness and high-resolution molecular identification is carried out on dinoflagellate and cyst class groups thereof. According to the method, the defects that an existing public database is insufficient in coverage and the resolution ratio of a single molecular marker is limited can be effectively overcome, the detection rate and identification accuracy of the dinoflagellate community are remarkably improved, and scientific support and technical guarantee are provided for dinoflagellate red tide monitoring, marine ecosystem evaluation and environmental risk early warning.

The invention belongs to the technical field of building materials and ecological engineering, discloses vegetation type coral aggregate concrete as well as a preparation method and ecological vegetation application thereof, and effectively solves the problem of lack of vegetation concrete which takes natural coral aggregate as a core and is specially adaptive to high-salt extreme environments of open sea islands and reefs at present. The preparation method comprises the steps of pretreatment of coral aggregate, regulation and control of the volume ratio, a three-stage adaptive optimization slurry wrapping and shell making process and a combined forming casting and tamping process. The ecological vegetation application comprises gradient alkali reduction and secondary alkali reduction treatment, ecological culture medium preparation and salt-tolerant plant adaptive planting. The vegetation type coral aggregate concrete prepared by the invention has stable strength, good water permeability, appropriate porosity and vigorous growth vigor, can well adapt to the restoration requirements of a marine ecosystem, and is suitable for coastal zone ecological restoration and green slope protection engineering.