143 results about "Coral species" patented technology

The invention discloses a bionic concrete artificial fish reef arranged on the seafloor. According to the fish reef, C40 concrete is used for pouring to form an artificial fish reef base body, the surface of the base body is covered with a protective layer which is composed of cement mortar, biological calcium carbonate and oyster shells, the biological calcium carbonate is made of eggshells, corals, seashells and fishbone and is used as an additive to be added into the cement mortar, the cement mortar mixture is smeared on the surface of the fish reef base body to form cement paste after the biological calcium carbonate and the cement mortar are evenly stirred together, and the oyster shells are inlaid in the cement paste in a convex face outward mode. According to the artificial fish reef, the environment-friendly function, the durable function and the trapping function are integrated, the cement mortar covering layer doped with the biological calcium carbonate and the coating of the oyster shells can attract marine organisms to inhabit, and thus the trapping effect of the artificial fish reef can be better achieved; compared with a traditional concrete fish reef, the artificial fish reef has good waterproof property and chloride ion resistance, surface roughness and alkalinity of the surface of the fish reef are appropriate, bionic performance is achieved, and the fish collecting effect is excellent.

A container for underwater placement on a sea, lake or river bottom. The container has openings in the sides, top and bottom and is filled with ballast of large boulders, cobble, crushed coral, cast concrete modules or other materials. The openings allow water and water currents, as well as marine organisms, to pass freely therethrough. Over time, a wide assortment of marine organisms infiltrate and colonize the nooks, crevices and cavities of the ballast, thus utilizing the habitat as they would an artificial reef. One or more hitch points are provided on the container for attaching mooring lines for ships, boats, floating wind turbines or other floating structures, thereby allowing the artificial reef to anchor such structures.

The invention discloses a method for recovering a coral reef ecosystem and a reef-building coral larva attachment device thereof. The method for recovering the coral reef ecosystem comprises the following steps: based on a reef-building coral larva attachment technology, the reef-building coral larva attachment device is arranged on a seabed in a coral reef sea area, an artificial attachment substrate is used to induce reef-building coral larvae to attach, and then the artificial substrate attached with the reef-building coral larvae is transplanted to a coral reef degeneration area and is used to recover the coral reef ecosystem. The reef-building coral larva attachment device consists of a supporting net and a supporting frame of the supporting net, the supporting net is provided with a plurality of detachable attachment plates taking pottery clay or ceramic materials as substrates, and the device is suitable for the attachment of the reef-building coral larvae and can perform the next-step transplantation of reef-building corals. The method is an ideal coral reef supplementation and recovery method at present, and can effectively recover ecosystems of corals in large area of coral reef degeneration sea areas.

The invention discloses a composite transplantation method of coral, comprising the following steps: cutting the corals to be transplanted into micro bud-seedlings and sterilizing the bud-seedlings; forming a network transplantation net using ropes and setting a micro artificial reef, respectively embedding the sterilized bud-seedlings into the micro artificial reef, then culturing the bud-seedlings in the sea of grade III standard; transplanting the transplantation net into the sea and wrapping round the sea bed matrix when the micro bud-seedlings of the coral on the transplantation net survive in the sea, after the coral grows up, the new coral firmly being combined with sea bed matrix to form a connected active coral reef, thereby repairing and rebuilding the coral reef ecosystem. The composite transplantation method uses the net transplantation way to combine the coral single with the natural coral reef, thereby effectively solves the technique problems of the combination of the coral to be transplanted with the sea bed matrix, coral mass multiplication, and disease control, with features of low cost, high survival rate and high benefit.

The invention discloses a laying hen feed for improving the flavor of eggs and a production method of the laying hen feed. The feed consists of the following raw materials in parts by weight: 250-300 parts of fermented soybean meal, 200-250 parts of brown rice powder, 180-200 parts of rye bran, 150-180 parts of maize germ, 50-60 parts of fermented ground meat, 30-40 parts of degreased fish meal, 30-60 parts of chili dregs, 15-20 parts of grape pulps, 20-30 parts of pineapple juice, 2-3 parts of semen cassiae, 1-2 parts of Chinese wolfberry root-bark, 2-3 parts of forsythia suspensa, 2-3 parts of wild chrysanthemums, 2-3 parts of dandelions, 40-50 parts of bur clovers, 30-40 parts of Chinese fanpalm leaves, 10-15 parts of antigonon leptopus, 10-15 parts of amaranthus hypochondriacus, 5-10 parts of lotus roots, 5-10 parts of common ducksmeat herbs, 100-140 parts of a 1%-1.5% dicalcium phosphate solution, and 20-30 parts of a phagostimulant. The feed disclosed by the invention has the characteristics of being concentrated, fine, fragrant crisp and the like, laying hens grow quickly, the disease resistance is strong, the laying hens lay more eggs, the raising period of the laying hens is short, and the market competitiveness is strong; the eggs are crisp, sweet and greasy, are rich in nutrition and are fresh in taste; eggshells are hard and are not easy to smash, and the storage period of the eggs is long.

The invention discloses a method for building near-natural vegetation on a tropical coral reef. According to the invention, six indigenous plants (including three types of shrub, grass and vine, and nitrogen-fixing leguminous plants) like Scaevola sericea, Canavalia maritima, Ipomoea pes-caprae, Vitex trifolia Linn var simplicifolia Clam, Phyla nodiflora and Spinifex littoreus applicable to being planted in the tropical coral reef are selected according to harsh environmental conditions of coral reefs and on the basis of preliminary investigation and research on vegetation and soil in South China Sea Islands; meanwhile, referring to plantation of natural coastal plants in Paracel Islands, and through the optimal combination of a series of processes of digging planting holes, placing farmyard base manure and coconut bran, applying a water-retaining agent, soaking bagged seedlings in water, applying a compound fertilizer, applying a little amount of iron sulfide or iron-aluminum oxides (adjusting a pH value), adding dry duckweed (increasing a C source), backfilling sand or foreign soil, performing maintenance, etc., the survival rate of the plants reaches 90% or above after about 2 months; thus, green plants can be basically covered; near-natural vegetation is formed; certain functions of preventing wind and fixing sand are exerted; meanwhile, maintenance is relatively simple.

The invention relates to a method and system for fixing carbon dioxide by combining shellfish or coral breeding. The invention aims to fix carbon by utilizing a shellfish or coral breeding system, so that the carbon dioxide in the waste gas is absorbed, and the carbon in the carbon dioxide can be semi-permanently fixed. The method provided by the invention comprises the following steps: dissolving carbon dioxide in the waste gas in water through a mist spray washing method, cultivating algae by utilizing water containing carbon dioxide, and providing the algae for the shellfish to serve as foods required by growth, or directly providing the algae for symbiotic algae of corals for growing the corals, wherein in the process, the carbon element in the carbon dioxide can be converted into the calcium carbonate as the main component of the shellfish and coral bones. Furthermore, because the calcium carbonate is difficultly decomposed, the carbon can be semi-permanently fixed, so that the aims of cultivation and environment friendliness can be fulfilled, and the method is a highly technical thought by utilizing the natural law and has a high industrial value.

The invention provides a sea floor coral culture base and belongs to the technical field of marine breeding equipment. The problem is solved that an existing coral cultivation is prone to damage. The sea floor coral culture base comprises a base body in a circular truncated cone shape, a plurality of positioning holes are formed in the conical surface of the base body, the lower end face of the base body is connected with an adjusting plate in a sliding mode, the lower side face of the adjusting plate is connected with a positioning frame in a sliding mode, a plurality of positioning jaws are hinged to the positioning frame provided with a control mechanism capable of driving the positioning jaws to swing synchronously, and a supporting rod is further arranged on the base body. According to the sea floor coral culture base, corals can be centrally cultured, and fixing for culture bases is more convenient and labor-saving.

The invention discloses an underwater corallum cultivation nursery garden. The underwater corallum cultivation nursery garden comprises a seedbed and transplanting blocks which are laid on the seedbed, wherein the seedbed is of a steel pipe frame structure and is formed by socket connection of vertical pipes, transverse pipes and longitudinal pipes, and the transplanting blocks are provided with transplanting grooves for placing the corallum. The underwater corallum cultivation nursery garden has the advantages that the fragments and larvae of corals can be bred in situ to have a period of adaptation and then are transplanted when the corals grow to proper size, so that the coral transplanting survival rate can be effectively improved; since a coral nursery garden is a small ecological system, the conservation of species can be facilitated, the habitat is prevented from being degenerated and the diversity of communities is improved. The underwater corallum cultivation nursery garden has an important application value in the aspects of sea area and coastal zone ecological restoration, especially restoration, repair and reconstruction of coral reefs and ecological systems thereof.

The artificial reef module for coral reef remediation of the present invention includes a central body having an upper settling plate, a middle settling plate, and a lower settling plate. Extending from the central body is a plurality of primary tines which further include a plurality of secondary tines extending from them. The primary tines include the supporting tines, the stabilizing tines, and the space filling tines. The branching of the tines closely replicates the appearance of natural branching coral. Over time the individual artificial reef modules for coral reef remediation would slowly degrade and allow the tines to break off. This degradation closely approximates the fragmentation that occurs with natural branching coral.

The invention relates to an ex-situ conservation method for scleratinia and is characterized in that after the whole polyparium is excavated from origins, small corals with the diameter less than 25cm are fixed on a transplanting board by chemotec with the curing time of 30 to 60 minutes and then is placed into a fostering box full of seawater for fostering; the fostering box is fixed on a ship and is moved to the migration destination; large corals with the diameter more than 25cm is placed into a net box in the water for fostering and the transplanting board and the large corals are placed to the bottom of the sea for fixing after the ship arrives at the migration destination. The invention adopts a fostering method in the migration of the corals, leads the scleratinia not to reduce survival rate or be dead due to the environment without water for a long time and leads the survival rate of the scleratinia to be more than 95 percent, thus being an effective ex-situ conservation method for the scleratinia.

The invention discloses a method for improving attachment metamorphosis of coral larvae. The method comprises the following steps of transferring the coral larvae into a vessel filled with filtered seawater, adding clean calcified algae into the vessel, culturing the coral larvae for 2 days under the conditions that the culture temperature is 26-27 DEG C and the salinity reaches 33 ppt, and observing the attachment metamorphosis condition of the larvae without water replacement and inflation in the culturing process. By using the method, the attachment rate of the coral larvae is increased from 1% or below to 70% or above within 4-12 hours, and the metamorphosis rate of the attached coral larvae approaches 100%. The method has the advantages of being easy and convenient for operation, obvious in induction effect and capable of obviously increasing the attachment metamorphosis rate of the coral larvae and providing a technical guarantee for large-scale cultivation of coral seedlings.

The invention provides a salt-fixing agent for seawater coral aggregate concrete. The salt-fixing agent is composed of the following raw materials in percentage by weight: 15%-25% of micro-silicon powder, 1.5%-3% of nano silicon dioxide powder, 12%-24% of metakaolin, and 50%-64% of mineral powder. By use of the salt-fixing agent, the defects of the existing seawater coral aggregate concrete such as poor durability including long-term strength decreasing and surface salinized cracking are conquered.

The invention provides a design mode for types and spatial positions of coral reef forming organisms. The invention adopts a technical scheme that comprises: 1) selecting an active coral reef and spatial position of the active coral reef in a small coral reef ecological ornamental tank; 2) selecting the main producer, namely kelp, in the small coral reef ecological ornamental tank and the spatial position of the kelp; 3) selecting consumer organisms in the small coral reef ecological ornamental tank and the spatial position of the consumer organisms; 4) selecting coelenterates which coexist with zooxanthella in the small coral reef ecological ornamental tank and the spatial position of the coelenterates; and 5) determining species which are not suggested to be grown in the small coral reef ecological ornamental tank. In the invention, based on the design of the biological functions of a coral reef ecological system, abiotic protective directories for different ecological niches and coral reef organisms which can be propagated artificially are selected with greatest effort and different spatial positions are designed reasonably, so that the small coral reef ecological ornamental tank becomes an artificial micro coral reef; and thus, the ornamental tank has an ornamental effect, is favorable for healthy breeding and maintains, protects coral reef from being damaged greatly and is legal.

The invention relates to a method for inducing coralline planula larvae to improve adhesion capability. The method includes the following steps: taking a living shell-shaped coralline algae as a larval adhesion culture substrate; uniformly spraying bromopyrrole alkaloid (-)-Agelastatin A polycaprolactone microspheres on the surface of the shell-shaped coralline algae; or smearing an organic solvent solution of the bromopyrrole alkaloid (-)-Agelastatin A on the living shell-shaped coralline algae; and placing the coralline planula larvae on the substrate of the culture container formed by the above treatment and culturing in seawater. The invention further provides the bromopyrrole alkaloid polycaprolactone microspheres and a preparation method thereof. According to the method, the living shell-shaped coralline algae is taken as the larval adhesion culture substrate, and the bromopyrrole alkaloid (-)-Agelastatin A polycaprolactone microspheres are added, and thus the adhesion and development of the coralline planula larvae on the substrate can be well promoted, so that the ecological conservation level of corals and the ecological restoration technology level of coral reefs are improved.

The invention discloses a sexual artificial propagation technique for hermatypic corals. The sexual artificial propagation technique for hermatypic corals includes: acquiring eligible healthy living parents of hermatypic coals in a natural sea area with hermatypic coal distributed in late March, cultivating hermatypic coal parents under manual control, placing a prepared coral planula attachment device in a parent cultivation aquarium when gonads of the coral parents develop to a stage IV, observing emission and attachment processes of coral gametes, moving the coral parents to other aquariums for temporary rearing after emission of the gametes is finished, and cultivating larvae of the hermatypic corals under manual control. The sexual artificial propagation technique for the hermatypic corals has the advantages that the coral larva survival rate is high, the planula attachment device is stable, the larva natural attachment rate is high, cultivation technical conditions are easy to control and implement, the problems in transplantation of the hermatypic corals when coral reef degeneration is solved and coral reefs are recovered are avoided, and effective solutions can be provided for recovery of the coral reef ecosystem and protection of the marine ecosystem.

The invention discloses a method for increasing the distortion rate of giant clam larvae. The method includes the following steps that 1, the density of the larvae is controlled, wherein foot veliger larvae of giant clams serve as materials, and the density is controlled to range from 50,000/m<2> to 100,000/m<2>; 2, crustiform coralline algae is added, wherein the crustiform coralline algae is added into a distortion container, and the adding proportion ranges from 80 cm<2>/m<2> to 100 cm<2>/m<2>; 3, zooxanthellae is implanted, wherein the zooxanthellae in fresh excrement of the giant clams serves as a larva zooxanthellae source; 4, larvae are collected through a water purification method, wherein after the larvae, the crustiform coralline algae and the zooxanthellae in the excrement are added into a larva collecting container, no inflation or water change is needed, a certain amount of zooxanthellae is added every day, treatment is carried out for 7-12 d through the water purification method, and the larvae are promoted to distort. By means of the method, the distortion rate of the giant clams can be increased to 10% or above from less than 1%. The distortion rate of the giant clam larvae can be greatly increased, a large quantity of giant clam juvenile mollusks is obtained, and a reliable technical guarantee is provided for large scale, industrialization and commercialization of production of the giant clam larvae.

The invention provides a coral reef transplanting repairing device applicable to South China Sea. The coral reef transplanting repairing device comprises a lateral wall, bottom feet, a rigid support, a base plate, a control box, a cross rotary knob, a worm, a bevel gear and a coral cultivation device. By the arrangement, the coral reef transplanting repairing device has the advantages that during a coral spawning period, the coral reef transplanting repairing device fixed on the outer slope in front of a coral reef attracts and fixes drifting coral larvae, and a hole is drilled in the degenerated coral reef and the coral cultivation device attached with coral is inserted and fixed into the hole after the coral is mature so as to complete the ecologic repairing of the coral reef. By the coral reef transplanting repairing device, the problems that a traditional coral reef transplanting repairing device is low in coral transplanting survival rate and difficult in underwater coral transplanting and fixing, the coral larvae are preyed easily and covered by sediments, and the like are solved, and coral reef transplanting repairing efficiency and quality are increased.

Disclosed is a floating three-dimensional device for culturing coral in seawater. The device comprises a floating body, a connecting body and a floating body connector, and the connecting body is arranged in the seawater; the connecting body comprises a connecting object and a base; the floating body is connected with the connecting object; the connecting object is provided with the base; the baseis fixedly provided with the coral. The device can be not only used for the ultra-large-scale culture of the coral but also used as attachment land for some bacteria, algae and the like in a marine ecosystem or provide a habitat place for other organisms such as certain zooplankton, the growth surface area of marine organisms is increased, and the device has important ecological significance; thedevice can also be used for adjusting the materials and numbers of all parts according to actual conditions, all the parts can be freely combined into different configurations, and the device has high applicability.

The invention relates to the field of the coral sand foundation treatment, and specifically relates to a method for reinforcing South china sea coral sand foundation by using high-polymer PFA. Diluentand retarder are added in a novel high-polymer material PFA to effectively solve the problem that the high-polymer PFA is fast in solidification and bad in groutability. The high-polymer PFA is injected into the coral sand foundation, and the foundation bearing capacity is greatly improved. A construction method is characterized by comprising the following steps: performing construction by usingan ultra-high pressure PFA pump and combining a positioning drilling machine with a hole at a drill, wherein the drilling machine firstly positions and drills, and then preparing the high-polymer PFAmixed solution after drilling to a predetermined depth; conveying the high-polymer PFA mixed solution to the drill through the ultra-high pressure pump, starting rotary-jetting the high-polymer PFA mixed solution, improving while performing the rotary-jetting, and ending the rotary-jetting when improving to a designed elevation. The method disclosed by the invention has the advantages that the reinforcing effect is good, the construction is simple, the cost is low, the working life of the high-polymer PFA is prolonged, and the method can be extensively used for reinforcing the South China seacoral sand foundation.

The invention discloses a seaweed transplanting device and seaweed transplanting method applied to coral debris bottom materials. The seaweed transplanting device comprises a plant growth tank and a plant wave-resistant hood capable of covering the plant growth tank, wherein the plant growth tank comprises ambient side frames and a lower bottom plate; lower bottom side supporting plates are respectively fixed to the lower part of a left side frame and the lower part of a right side frame, wherein the left side frame and the right side frame are opposite, a lower bottom plate inlet and outlet is formed in a position under a front side frame, the lower bottom plate is placed on the lower bottom side supporting plate, and the front end of the lower bottom plate penetrates out of the lower bottom plate inlet and outlet; the plant wave-resistant hood is a hood with an opening in the lower part, and comprises a frame body and a net covering the frame body; the shape of the opening in the lower part of the plant wave-resistant hood is adapted to the shape of the ambient side frames of the plant growth tank; a plurality of fixing ropes are also connected to the lower part of the plant wave-resistant hood; a door which can be opened and closed is arranged on the plant wave-resistant hood. The seaweed transplanting device applied to the coral debris bottom materials can be beneficial to fixation and combination of seaweed plants in the coral debris bottom materials, and the survival rate of transplanted seaweed is increased.

There is a coral food composition and the method of manufacture thereof, including a quantity of protein from a sea-based source and a quantity of probiotics from a land-based source; or the coral food composition includes a quantity of protein from a land-based source and a quantity of probiotics from a sea-based source. The quantity of probiotics is a fermented land-based organism. The quantity of protein is fermented. The food composition includes a quantity of one or more of the following: microalgae, plankton, fish meal, shrimp, crustacean, and algae. The food composition includes a quantity of vitamins and minerals. The food composition includes a quantity of probiotics.

The invention relates to a construction method of a coral island reef underground fresh water collecting facility, which comprises the following steps of: 1, performing a technical exploration on a coral island reef to be constructed; 2, constructing an annular waterproof curtain wall; 3, constructing a permeability reducing layer by adopting a high-pressure fixed-depth grouting process, wherein the permeability reducing layer is connected with the bottom of the waterproof curtain wall; and 4, building a rainwater collection and infiltration-assisting pipe network system. By the adoption of the construction method of the coral island reef underground fresh water collecting facility, the waterproof curtain wall which is annular and closed and has a depth capable of reaching a Pleistocene karst aquifer is built on a stratum of a coral island reef land area, the rainwater collection and infiltration-assisting pipe network system for enhancing rainwater infiltration and the permeability reducing layer for reducing a permeability coefficient of a Holocene and Pleistocene unconformity surface stratum are constructed under the land surface, so that a huge underground water storage container positioned in the whole island reef stratum is constructed, the container is continuously supplemented by rainfall so as to solve the problems of small amount, extremely fragile and unstable available fresh water of the coral island reef fresh water lens body in a natural state.

The invention particularly relates to a coral reef system for simulating a natural ecological environment and a construction method thereof, and widely applies to research on and application of the aquarium market and moral ecological systems. The coral reef system comprises a main coral reef area, a wave erosion area, a settling area, a mangrove and sand layer system, an algal bed system, and a coral community. In addition, a construction method of the coral reef system is also provided. By setting up the complete nitrifying bacteria system, a water flow system, wave erosion belts, the algal bed, the mangrove and sand layer system and the coral community, various biological processes of marine coral reefs are simulated successfully, large equipment and high-strength manual maintenance are finally replaced, water quality conditions required for corals are maintained for a long time under high organism density, good growth speed of corals in natural state is achieved, and wild coral reef landscape and functionality are restored to great extent; the coral reef system is of important significance to various aquariums and artificial coral culture techniques and studies.