45 results about "Fresh fish" patented technology

The utility model belongs to the field of fresh fish storage and transportation, and discloses a fresh fish storage and transportation device for a fishing boat, which comprises a storage component for storing fresh fish in running water, a moving component arranged at the top of the storage component and used for moving and driving the fresh fish, and a pollution discharge component mounted on the moving component and used for isolating the fresh fish and sucking dirt in water; the sewage discharging assembly comprises a sewage suction pipe, a sewage suction pump is installed at the front end of the sewage suction pipe, and a sewage discharging pipe is installed in front of the sewage suction pump. According to the fresh fish storage and transportation device for the fishing boat, dirt such as excrement in water in the storage and transportation box is sucked out through the arrangement of sucking the dirt in the water, the dirt in the water is reduced, and pollution of the dirt to the water quality is reduced; through the arrangement of a movable suction device, dirt scattered at all positions of the storage box is movably sucked while fresh fishes are driven, and the dirt cleaning effect is improved; through the arrangement of isolating fresh fishes, the dirt suction holes are separated from the fresh fishes, and the fresh fishes are prevented from being sucked by the dirt suction holes and being damaged.

The present application belongs to the technical field of food processing, and relates to a method for removing earthy smell of tilapia fillets. The method comprises the following steps: covering the surface of the tilapia fillets with pleurotus eryngii powder, and placing the tilapia fillets in a deodorizing and fresh-keeping liquid for 30-60 min; the deodorizing and fresh-keeping liquid is composed of ginger powder 15-20 parts, cannabis seed protein 5-10 parts, lysozyme 0.5-1 part, tea polyphenol 4-8 parts and water 60-100 parts in terms of mass fraction. The present application solves the technical problem of long-term maintenance of fresh fish flavor when removing the earthy smell of tilapia fillets.

The invention discloses a crocodile functional compound feed and a preparation method thereof, and the crocodile functional compound feed comprises the following raw materials: a compound animal protein source, a compound vegetable protein and energy source, a core functional additive, a compound grease source, a compound premix and a phosphorus calcium source, the functional additive comprises astragalus membranaceus, isatis root, radix bupleuri, liquorice, oriental wormwood, cowherb seed, astaxanthin, nano-selenium and zinc methionine, the compound premix comprises vitamin and mineral components, and the bait coefficient of the compound feed is lower than 1.5. According to the feed, chilled fresh fish can be replaced with the efficient replacement ratio of 1: 5, the breakthrough breeding effects that the survival rate of crocodiles is increased by 30%, the growth rate is increased by 20%, the laying rate is increased by 40%, and the bait coefficient is reduced to 1.3 or below are achieved, and the economic benefits are extremely remarkable.

1. Name of the designed product: packing box (live fish and fresh fish ball). 2. Use of the designed product: packing box for packing products. 3. Design points of the designed product: the pattern. 4. Picture or photo showing the design points: perspective view.

The invention discloses an extraction method of 5 alpha-carp cholesteryl sulfate, and belongs to the technical field of extraction and purification of bile acid active substances. The extraction method of 5 alpha-carp cholesteryl sulfate comprises the following steps: (1) carrying out freeze drying or rotary evaporation concentration on fresh fish bile to obtain a crude product; (2) mixing and dissolving the crude product obtained in the step (1) with hot methanol at 50-80 DEG C according to a mass ratio of the crude product to the methanol of 1: (5-10), carrying out suction filtration while the crude product is hot, and collecting filtrate; and (3) ethyl acetate is added into the filtrate obtained in the step (2), the mass ratio of the methyl alcohol to the ethyl acetate is 1: (1-2), standing is conducted, a solid is separated out, and the obtained solid is the 5 alpha-carp cholesteryl sulfate. The extraction method disclosed by the invention is simple and convenient, high in yield, high in product quality and low in cost.

The invention discloses a compound flavor enhancer for improving meat quality of turbots and application of the compound flavor enhancer. The compound flavor enhancer comprises glutamic acid, aspartic acid, succinic acid, inosinic acid and guanylic acid. The compound flavor enhancer is applied to cultivation of turbots, namely, the compound flavor enhancer is used as an additive component of feed, and traditional chilled fish cultivation is replaced by compound feed cultivation added with the compound flavor enhancer. The formula of the feed is scientific in design, nutritional requirements of the turbots can be accurately met, the breeding cost is effectively reduced, and the addition of the compound flavor enhancer can significantly improve the adverse effect on the meat quality of the turbots caused by replacing chilled fresh fish with the compound feed on the premise of not influencing the growth performance; therefore, the meat quality and flavor of the scophthalmus maximus cultured by the compound feed are close to or even reach the level of iced fresh fish culture.

The invention discloses a bone-derived collagen peptide with a joint protection effect and a preparation method thereof, and belongs to the technical field of collagen peptide preparation, the preparation method comprises the following steps: S1, cleaning and crushing fresh fish bones, and performing impurity protein removal treatment on fish bone powder by using a 0.1 M NaOH solution to obtain pretreated bone powder; s2, mixing the pretreated bone meal with 0.5-1.5 mol / L hydrochloric acid according to a solid-to-liquid ratio of 1: 5, and carrying out a decalcification reaction for 2-4 hours to obtain decalcified bone collagen; s3, performing sequential enzymolysis on the decalcified ossein by adopting pepsin and trypsin to obtain enzymatic hydrolysate; and carrying out inactivation, purification, vacuum concentration and freeze drying on the enzymatic hydrolysate to obtain the collagen peptide. According to the collagen peptide and the preparation method, the characteristic amino acid content of the prepared collagen peptide is increased by 40% or above compared with that of a traditional process, it is ensured that the collagen peptide is combined with a cartilage cell receptor in a targeted mode and inhibits secretion of inflammatory factors, and the inhibition rate reaches 58-68%; at a concentration of 500 [mu] g / mL, there is no toxicity to HaCaT cells (IC50gt; and the traditional Chinese medicine composition has no toxic or side effect and no skin irritation.

The application discloses a fresh fish meat supply transportation management method, and particularly relates to the supply transportation management field, and is used for solving the problems that the existing fish meat supply process cannot take into account the demand difference of different freshness grade products, the lag of market fluctuation response and the lack of dynamic feedback of transportation allocation; the freshness grade of fish meat products in each supply place is unified and integrated, and sentiment tendency analysis and keyword frequency analysis are carried out in combination with network public opinion data, and demand trend indexes of different supply places and product categories are calculated; then, mutation detection and historical sales volume correlation modeling are carried out, and a supply demand list containing fish meat freshness, supply place and expected demand volume is generated; transportation and cold chain resources are matched according to the supply demand list, a multi-objective planning model is established to generate a transportation allocation scheme, and model parameters are dynamically adjusted according to actual goods receiving damage rate results, so that closed-loop control of supply prediction, transportation optimization and quality feedback is realized.

This invention belongs to the field of aquatic product preservation technology and discloses a method for preserving fresh fish fillets based on source-based sterilization and endogenous antibacterial action. The method includes: non-thermal sterilization of fresh fish fillets, followed by ultrasonic-ultra-high pressure synergistic treatment in a nano-antibacterial emulsion, then draining, packaging, and refrigeration. The nano-antibacterial emulsion is prepared by dissolving natural antibacterial active substances in anhydrous ethanol as the oil phase and using an aqueous solution of a natural polymer as the aqueous phase. The oil and aqueous phases are mixed, homogenized under microfluidic high pressure, and then microfiltered. This invention utilizes a dual-core synergistic process of source-based non-thermal targeted inactivation of spoilage bacteria and enhanced penetration of a natural antibacterial system to significantly extend the shelf life of fresh fish fillets under 0-4℃ refrigeration conditions from the conventional 3-5 days to over 18 days, while preserving the texture, flavor, and nutrition of the fish fillets to the greatest extent possible.

The invention provides paste slurry type pellet feed for eriocheir sinensis and a production method and device of the paste slurry type pellet feed. According to the invention, compounded cuttlefish paste, shrimp paste and enzymolysis fish paste form external spraying paste, base material particles are put into a rotating cylinder to form dynamic rolling, and the external spraying paste is sprayed to the surfaces of the rolling base material particles through a nozzle of a spraying pipe, so that the external spraying paste uniformly coats the base material particles and is prevented from caking and falling off; finally, collaborative optimization of food calling enhancement and structural stability is achieved, and the technical defects that traditional pellet feed is insufficient in food calling, poor in water resistance and low in production efficiency are systematically overcome, so that the pellet feed has the chilled fish-grade food calling performance and the stability of commercial feed; an industrial feed solution with efficient ingestion promotion and lasting water resistance is provided for sustainable development of large-scale culture of the eriocheir sinensis.

The invention relates to fermented soft granules for livestock and poultry and a preparation method thereof, and belongs to the technical field of livestock and poultry feed. The granular feed comprises the following components: 30-60% of starch, 10-30% of iced fresh fish, 10-30% of protein, 0.5-1% of vitamins, 0.5-3% of minerals, 2-5% of fat and 0.5-2% of compound bacteria enzyme. The granular material achieves the purposes of reducing the breeding cost, increasing the absorption and utilization rate, improving the immunity of bred animals and being free of resistance, promotes healthy breeding, guarantees food safety, and also can improve the eating taste and flavor of the bred animals and the food quality. The problems that an existing feed is low in production ratio, and the yield is not easy to increase are solved.

The present application relates to the technical field of insect attractant, in particular to a mosquito and fly bait and a preparation method thereof, the mosquito and fly bait comprises the following raw materials in parts by weight: brown sugar, starch, skatole, ethanol, yeast extract, fresh fish skin and potassium sorbate. The mosquito and fly bait of the present application can attract mosquitoes and flies by using brown sugar which is preferred by flies, adding starch and yeast extract to produce a sour taste after fermentation, attracting mosquitoes and flies by smell, assisting volatilization by ethanol, attracting mosquitoes and flies by smell and providing a carrier by fresh fish skin, increasing the adhesion area of the bait, better attracting the bait, preventing the bait from being smelly and moldy by potassium sorbate, and the obtained mosquito and fly bait has strong attraction to mosquitoes and flies. When mosquitoes and flies smell the smell of the mosquito and fly bait, they will fly directly to the bait to feed, without environmental pollution and toxic side effects, and can long-term and efficiently attract mosquitoes and flies, with good attraction effect and long duration.

The invention provides a biofilm culturing type functional protein frozen feed and a preparation method thereof, relates to the field of aquaculture feeds, and solves the problems that in existing carnivorous aquaculture, chilled trash fish has many diseases and serious pollution, complete feed is poor in palatability and high in cost, and a core targeted biofilm culturing process is lacked. The feed comprises a carrier, wherein a high-protein functional biofilm culturing layer is attached to the surface of the carrier; the high-protein functional biofilm culturing layer is prepared from the following components in percentage by mass: 65%-75% of enzymolysis bait slurry, 3%-5% of a gelatinizing agent, 1%-3% of a bonding auxiliary agent, 0.2%-0.4% of an antioxidant, 2%-3% of probiotics, 0.2%-0.5% of compound vitamins and the balance of water. According to the feed, low-value wild trash fish is used as a natural carrier, through the enzymolysis slurry targeted biofilm formation and low-temperature quick-freezing keep-alive technology, the feed has the excellent palatability of iced fresh fish and the nutrition of compound feed, high-value utilization of low-value resources is achieved, and meanwhile the feed has the advantages of being environmentally friendly and free of chemical resistance in aquaculture.

The invention discloses a health care wine based on maggot cultured by a fresh fish fermented feed and a preparation method, the health care wine is composed of a base wine, a maggot extract, a traditional Chinese medicinal material composition and auxiliary materials, maggot is cultured by a feed obtained by fermenting fresh fish with a compound microbial agent, and then the maggot extract is prepared through cleaning, sterilization, freeze-drying and base wine reflux extraction; the traditional Chinese medicine composition is prepared from rhizoma polygonati, fructus lycii, mulberries, herba cistanche and radix morindae officinalis, a traditional Chinese medicine extracting solution is obtained through infiltration, decoction and concentration, finally, the base wine, the maggot extract, the traditional Chinese medicine extracting solution and the auxiliary materials are sealed, aged, filtered and filled, and a finished product is obtained. The fresh fish fermented feed is used for breeding maggots, potential safety hazards such as pathogenic bacteria and heavy metal brought by traditional feed are avoided from the source, nutritional ingredients of the maggots are improved, then the maggots are matched with traditional Chinese medicinal materials, synergistic gain of animal active ingredients and plant essence is achieved, and the product is rich in nutrition and easy to absorb; the traditional Chinese medicine composition has the effects of supporting healthy energy, strengthening tendons and bones and enhancing immunity.

The invention discloses a preparation method and application of a silver carp skin collagen-based antibacterial active coating. The silver carp skin collagen-based antibacterial and antioxidant active coating is prepared from the following raw materials: collagen, epsilon-polylysine, carvacrol, sulfobutyl-beta-cyclodextrin and ultrapure water; wherein the stoichiometric ratio of the sulfobutyl-beta-cyclodextrin to the epsilon-polylysine is 40: 1, and the mass ratio of the sulfobutyl-beta-cyclodextrin to the carvacrol is 2: 1. The silver carp skin collagen is used as a coating substrate, and the natural antibacterial peptide epsilon-polylysine and the plant essential oil carvacrol play a synergistic antibacterial role. In addition, the epsilon-polylysine and the sulfobutyl-beta-cyclodextrin are crosslinked through electrostatic interaction. The silver carp skin collagen-based antibacterial antioxidant active coating prepared by the invention does not contain a reagent toxic to a human body, is high in safety, and has a good coating preservation effect on fresh fish balls. In addition, the method is simple in technological process and can be easily applied to the field of aquatic food preservation.

The invention discloses a method for grilling fish with tea soup, and relates to the technical field of food processing, and the method comprises the following steps: A, fish treatment: selecting fresh and alive fish, removing scales, gills and viscera, cleaning, cutting a knife, and soaking with longjing tea soup; b, baking: baking by adopting an electric oven; c, stir-frying: stir-frying ginger, scallion and garlic, adding white tea soup, boiling, reducing the juice, and turning off fire; and D, fusing and shaping: putting the fully cooked grilled fish into a grilling tray, pouring the condiment, stewing with small fire to enable the grilled fish to absorb part of tea soup flavor, taking the grilled fish out of the pot, and embellishing side dishes. The invention relates to a method for grilling fish with tea soup, and provides a processing technology of grilled fish with tea soup, which is low in fat, healthy, fresh and lasting in tea soup flavor, fresh and tender in meat quality, efficient in preparation and controllable in parameters, and the health attribute and quality stability of products are improved.

The invention discloses a mandarin fish feed additive as well as a preparation method and application thereof, belongs to the technical field of aquaculture, and solves the problems that a conventional feed in the prior art is serious in water pollution, hypoxia stress of fish larvae, low in immunity, dysfunctional in gastrointestinal tracts and the like, and low in fry survival rate. The mandarin fish feed additive comprises the following components in percentage by mass: 45%-56% of enzymolysis fresh minced fillet, 8%-12% of gradient activated zeolite powder, 10%-20% of soybean meal or / and cottonseed meal, 2%-4% of an immunopotentiator, 1.5%-2% of compound probiotics, 6%-8% of fish oil or / and krill oil and 4%-5% of a premix. When the mandarin fish feed additive is used for culturing mandarin fish, the activity of serum peroxidase of the mandarin fish can be improved, the activity of glutathione peroxidase is improved, and the content of malondialdehyde is reduced; the selenium deposition of the liver can be increased, and the intestinal flora can be optimized; the survival rate of the mandarin fish can be improved.

The invention discloses a fresh fish meat supply and transportation management method, particularly relates to the field of supply and transportation management, and is used for solving the problems that in the existing fish meat supply process, the demand difference of products with different freshness levels cannot be considered, the market fluctuation response is lagged, and the transportation allocation lacks dynamic feedback. The method comprises the following steps: uniformly integrating fish meat product categories and freshness levels of various supply places, carrying out emotional tendency analysis and keyword frequency analysis in combination with network public opinion data, and calculating demand trend indexes of different supply places and product categories; then, through mutation detection and historical sales volume correlation modeling, generating a supply demand list containing the fish freshness, the supply place and the expected demand quantity; and matching transportation and cold chain resources according to the supply demand list, establishing a multi-objective planning model to generate a transportation allocation scheme, and dynamically adjusting model parameters according to an actual received goods damage rate result to realize closed-loop control of supply prediction, transportation optimization and quality feedback.

The invention relates to the technical field of aquaculture, in particular to an indoor artificial propagation method for trachinotus ovatus. Comprising the steps of parent selection; transferring and transporting for multiple times, anesthetizing by using anesthetics with different concentrations during the period, and transferring to an indoor circulating water culture system for culture after fresh water bath and disinfection; adding purified seawater and adjusting the water temperature in the early stage of cultivation; starting an indoor recirculating aquaculture system; after the parents enter the indoor recirculating aquaculture system and feed is stopped for 3 days, chilled fresh fishes are fed firstly, compound feed with the chilled fresh fishes and the parents in the initial mass ratio of 3: 1 is fed on the fourth day, and the compound feed is completely fed on the fifteenth day; krill meal and krill oil are added into the parent compound feed in the early stage and the later stage of cultivation respectively, and chilled fresh fish is fed once every three days; after the gonad of the parent is mature, injecting oxytocic to the female fish for three times; the injection time is synchronous with the third injection time of the female fish; after injection, the parent fishes begin to spawn, roes are collected and hatched, and the spawning rate, the fertilization rate and the hatching rate are greatly increased.

The invention relates to the technical field of crushing, and discloses a fish meat processing crusher which comprises a supporting mechanism, the supporting mechanism comprises a crushing box, the outer wall of the top of the crushing box is fixedly connected with a feeding port, the inner wall of the crushing box is provided with a groove, and the inner wall of the side, away from the groove, of the crushing box is provided with an air outlet. The device comprises a crushing box, the outer wall of the bottom of the crushing box is fixedly connected with a discharging box, the outer surface of the discharging box is fixedly sleeved with a supporting frame, the outer wall of the bottom of the supporting frame is fixedly connected with supporting legs, and the device further comprises a cooling mechanism arranged in the crushing box. The rotary crushing roller is cooled through the cooling mechanism, so that heat generated by friction between the crushing roller and the fish meat is guided away in time, meanwhile, low-temperature carbon dioxide is injected into the bottom of the crushing box to prevent temperature rise of the crushed fish meat, protein denaturation in the fish meat is avoided, and the flavor of the minced fish can be kept.

This invention belongs to the field of feed additives for Chinese mitten crabs, and discloses an adjuvant for fattening and color improvement of Chinese mitten crabs, and its application. The adjuvant provided by this invention includes: 400-600 mg of concentrated traditional Chinese medicine liquid, 800-1200 mg of red phaf yeast powder, 400-600 mg of probiotic microcapsules, 400-600 mg of compound vitamins, and 8-12 g of maltodextrin. This adjuvant can effectively promote the development of crab roe and crab paste during the fattening period of Chinese mitten crabs, increasing the roe yield; it can effectively improve the antioxidant capacity and immunity of the crab body; and it can effectively improve the color of the crab roe and crab paste, making it more vibrant red. This adjuvant can be used in combination with feed during the fattening period to replace feeding with frozen fish, solving the problems of unstable sources of frozen fish, water pollution, and the easy transmission of pathogens.

The application relates to the technical field of aquatic product processing, and discloses an automatic bubble cleaning machine for fresh fish processing, which comprises a cleaning machine, the cleaning machine is provided with a cleaning tank, a conveying device is arranged in the cleaning tank, the conveying device comprises symmetrical and uniformly distributed transmission belts and conveying belts arranged on the transmission belts, the transmission belts are provided with uniformly distributed limiting rods, uniformly distributed connecting holes are arranged on the conveying belts, the limiting rods penetrate through the connecting holes, and uniformly distributed bubble generators are arranged in the cleaning tank. The limiting rods movably connect the conveying belts and the transmission belts, so that the bubbles blocked by the conveying belts break under the conveying belts, the impact force generated by the breaking of the bubbles drives the conveying belts to vibrate and deform at high frequency, the fresh fish on the conveying belts continuously changes the positions of the fresh fish under the vibration and deformation of the conveying belts, the fresh fish on the conveying belts are spread flat, and the problem that the cleaning effect of the bubbles on the accumulated fresh fish is poor due to the accumulation of the fresh fish is solved.

The invention relates to a fermentation method for reducing biogenic amine in fish sauce, which comprises the following steps: 1) taking fresh fish meat, adding 30-50% of sterile water, 18% of salt, 0.5-2% of neutral protease with activity of 2 * 10 < 4 > U / g and 0.03% of sodium pyrophosphate by mass, uniformly mixing and crushing, and bottling; (2) fermenting at the constant temperature of 35 DEG C for 72 days, determining the oxidation-reduction potential in the fermentation process of the fish sauce by using an oxidation-reduction potential depolarization method automatic determinator in the fermentation process, adding a proper amount of hydrogen peroxide solution with the mass fraction of 0.5% every three days, controlling the oxidation-reduction potential of the fish sauce fermentation liquid to be 300-340mV until the fermentation end point, and during the fermentation period, adding a proper amount of water into the fish sauce fermentation liquid, water is supplemented once every three days. The fermentation method is simple to operate and easy to implement, the content of biogenic amine, especially tyramine, of the fish sauce is remarkably reduced, and the quality of the obtained fish sauce is good.

The invention relates to the technical field of aquaculture, and provides a method for domesticating cheilocheilus undulatus, which comprises the following steps: S1, fishing in the field and transporting to a destination; s2, treatment before temporary rearing: before temporary rearing, the cheilocheilus undulatus is added into water for temperature and salinity balance, and sterilization and insecticidal treatment is carried out on the cheilocheilus undulatus; s3, temporary rearing: carrying out temporary rearing on the libiopterus undulatus subjected to sterilization and insect killing treatment, stopping feeding during the temporary rearing period, and splashing vitamin C every day; s4, domestication: performing live bait opening domestication on the temporarily cultured cheilocheilus undulatus, then performing polyculture on the cheilocheilus undulatus successfully subjected to live bait opening domestication and grouper or humping fish, and performing bait conversion domestication by taking iced fresh fishes and shrimps as baits, and S5, daily culture: performing daily culture on the cheilocheilus undulatus successfully subjected to bait conversion. According to the method, the wild libiopterus undulatus can be successfully domesticated, and the domestication survival rate is high.

This invention relates to the field of preservation equipment technology, and discloses a fluidized ice storage and micro-freezing preservation device for chilled fish, comprising: a preservation chamber, internally divided into a first independent preservation zone and a second independent preservation zone by a U-shaped partition plate; and a functional core module, detachably plugged into the U-shaped partition plate, which integrates a circulation channel group, including a main circulation channel and a first delivery pump. This invention integrates the circulation channel group, central cooling mechanism, controller, and data interface mechanism into a single pluggable functional core module, and uses a normally closed self-sealing connector and an electromagnetic control mechanism, allowing the functional core module to be quickly inserted into or removed from the preservation chamber without stopping the system or causing leaks. The removed module can be independently recharged, maintained, or replaced in different locations, significantly improving the device's usability and maintenance convenience, and is particularly suitable for scenarios requiring continuous preservation, such as fishing boats and field operations.

The application belongs to the method for improving fish quality. A method for improving the quality of fresh fish by using a composite curing agent, characterized in that it comprises the following steps: 1) raw material treatment: take fresh hypophthalmichthys nobilis, remove scales, remove internal organs, wash and cut into uniform small pieces to obtain hypophthalmichthys nobilis meat; 2) preparation of protease solution; 3) extraction of tea leaf extract; 4) preparation of composite curing agent: according to 100g of hypophthalmichthys nobilis meat, 1.5g of tea leaf extract, 0.5g of protease solution and 2.0g of salt, select the tea leaf extract, the protease solution and the salt, and mix to obtain the composite curing agent; 5) curing of fresh fish: according to the proportion described in step 4), take the hypophthalmichthys nobilis meat, add the composite curing agent, and mix thoroughly until slime appears on the surface of the fish meat; use a container to fill, wrap the container opening with preservative film, seal and place in a 4℃ refrigerator for cold storage for 4d. The method has a good synergistic deodorization and quality improvement effect on fresh fish.

1. The name of the design product: packaging bag (Shen City Nanwan liquid nitrogen fresh fish head). 2. The use of the design product: for packaging fish head. 3. The design points of the design product: the combination of shape, pattern and color. 4. The picture or photo that best indicates the design points: front view. 5. The design for which protection is sought includes color. 6. The design product is a thin product, and other views are omitted.

The application discloses a stepwise domestication method and a domestication device for blue rockfish, and uses vertical downward continuous water flow as an induction signal of 'water flow = feeding' conditioned reflex, and domestication is carried out in a culture pond with a water flow generating device; the water flow generating device generates vertical downward continuous water flow to simulate bait fish swimming when the water flow generating device is turned on; the stepwise domestication method is a full-cycle domestication method for blue rockfish, which comprises live bait, weak live fish bait, ice fresh fish bait and frozen fish paste / fish block. The domestication device adopts straight equidistant water outlets to form a continuous motion line, and the height restores the swimming track of the bait fish group; the vertical downward water outlet only causes gentle water lines and splashes, and does not impact the fish group and scatter the bait, while providing a dynamic feeding signal, and the stress of the fry is reduced to the maximum. The domestication method solves the problems of long bait domestication cycle, difficult conversion and low survival rate.

The application relates to the field of aquatic product processing and preservation, and discloses a fish meat preservative and application of an ATP-associated compound in fresh fish meat preservation. The method for preservation by using the ATP-associated compound is that fish meat is treated by a solution containing the ATP-associated compound and calcium ions. The ATP-associated compound can supplement the consumed energy of the fish meat, reduce the loss of the energy of the fish meat, and when the ATP-associated compound is applied to refrigerated fish meat, the hardness of the fish meat can be obviously improved, the water loss of the fish meat can be reduced, the oxidation and corruption of the fish meat can be inhibited, and the shelf life of the product can be prolonged.

This invention relates to the process of producing hydrogel film from carboxymethyl cellulose from OPEFB which includes the formula and method of hydrogel film process. Hydrogel film is synthesized using 4% CMC solution; CMC is dissolved in water then added 5% glycerol from the volume of 4% CMC solution; added 2.5% citric acid and 2.5% acetic acid from the volume of 4% CMC solution. The mixed solution is stirred at room temperature for 2 hours; then cast and heated at 60°C for 24 hours. The formed hydrogel film is used as an absorbent pad component to absorb drip loss of fresh meat; fresh fish / chicken fillets and maintain humidity in storage at cold temperatures.