214 results about "Arrow squid" patented technology

The invention relates to the technical field of aquatic product processing and in particular relates to a preparation process for canned sweet and sour squid. The preparation method for the canned sweet and sour squid comprises the following steps of firstly, pre-treating fresh or frozen and normal-temperature unfrozen squid, soaking the pre-treated squid under ultrasonic conditions; then, rinsing the squid and cooking the rinsed squid by using cooking liquor, and applying self-made sauce to the cooked squid; and finally, canning, sterilizing and cooling the squid to obtain the finished product. According to the preparation process for the canned sweet and sour squid disclosed by the invention, the conventional preparation for products such as shredded squid, dried squid, rolled squid and roasted squid is broken; and moreover, through the cooking process and the sauce applying, the squid is complete in nutrition, good in mouthfeel, suitable for people of all ages, and is a brand-new marine product with a high nutritional value.

The invention belongs to the technical field of special aquaculture, and particularly relates to a special taming feed for mandarin fish, and a mating taming method. The special taming feed for mandarin fish is prepared by mixing the following raw materials in parts by weight: 70 parts of White fish powder, 10 parts of shrimp meal, 5 parts of chicken intestine, 2 parts of a compound feed attractant, 5 parts of cod-liver oil, 1 parts of decavitamin, 2 parts of compound mineral substances and 5 parts of an adhesive, wherein the compound feed attractant is cuttlefish cream and inosinic acid. The invention further provides a progressive mandarin fish taming method. The mandarin fish can be entirely fed with the special feed through taming, the culturing cost and morbidity of mandarin fish can be reduced, and the sustainable development of the mandarin fish aquaculture industry can be realized.

The invention provides a method capable of improving fishing efficiency and a fish-collecting light device used in the method. This method of collecting fish is characterized in that aquatic animals such as phototaxis squid are lured and concentrated near the light source, and light of a predetermined luminous intensity is irradiated with light of a predetermined flashing cycle at a predetermined lighting time to attract the concentrated aquatic animals, so that the aquatic animals become paralyzed. In addition, the fish-collecting light device used in the above-mentioned fish-collecting method is characterized in that it has at least one light source, a flicker cycle control unit for controlling the flicker cycle of the light source, and a device for controlling the lighting time of the light source. Lighting time control unit.

The invention discloses an initial marine processing method for ship-fished squid and special equipment thereof. The processing method comprises the following steps: 1) conveying hand-fished and machine-fished squid to a seawater cooling tank in a cabin through a conveying belt and refrigerating the squid in the cooling tank, wherein seawater temperature in the cooling tank is lower than 10 DEG C; 2) classifying the squid in the seawater cooling tank depending on size, so as to facilitate mechanical cutting in subsequent process; 3) completely cutting heads, fins and internal organs of the squid through shipboard squid initial processing equipment, and separating different cut parts from different outlets respectively; and 4) cleaning, dishing up and quick-freezing: flushing away internal organs on squid carcasses, heads and fins after cutting, rapidly dishing up and quick-freezing. The method disclosed by the invention realizes initial marine processing of ship-fished squid, improves qualities of aquatic products, relieves storage pressure and backhaul cost of a squid fishing ship, and improves a mechanization degree of squid processing.

Disclosed is an environment-friendly type compound feed for South American prawn which comprises the following constituents (by weight ratio): red fish meal 15-25kg, soybean meal 10-20g, peanut bran 10-15kg, vegetable seed waste 3-7kg, meat and bones meal 5-10kg, squid internal organ powder 3-8kg, high grade flour 18-25kg, soybean lecithin 1.0-2.0kg, sea fish oil 2.0-3.0kg, choline chloride 0.3-0.6kg, vitamin C and phosphoric ester 0.05-0.1kg, immunopotentiator 0.1-0.2kg, calcium biphosphate 0.5-1.0kg, composite vitamins 0.2-0.5kg, and composite mineral salts 0.3-0.7kg.

The invention discloses a submerged squid egg attaching device, and aims to provide the submerged squid egg attaching device which facilitates egg collecting operation and can effectively avoid the problem that eggs attached to an egg attaching device fall off due to seawater impact in the lifting process of the egg attaching device. The submerged squid egg attaching device comprises a supporting frame, a protective box, the egg attaching device and a trigger releasing mechanism, wherein the supporting frame comprises a plurality of vertical supporting rods; supporting rod limiting blocks are arranged on the outer side surfaces of the vertical supporting rods; the protective box is arranged on the supporting frame; the lower end of the protective box is open; the egg attaching device comprises a lifting flat plate capable of sliding along the vertical supporting rods and positioned below the protective box, an upper supporting flat plate positioned above the lifting flat plate, a buoy connecting the lifting flat plate and the upper supporting flat plate, and a plurality of egg attaching ropes arranged between the lifting flat plate and the upper supporting flat plate; and the trigger releasing mechanism comprises a counterweight, a counterweight mounting rod hinged to the lower surface of the lifting flat plate, a mounting rod supporting mechanism and a trigger mechanism.

The invention provides a squid ring cutting machine. A conveying belt of a feeding mechanism is provided with a material base (3). The material base is provided with a squid tube accommodating groove (3a) and a plurality of feed seams (3b). A cutting mechanism is formed in a mode that a plurality of disk-type blades are arranged on a shaft. The distance among the disk-type blades is equal to the distance among the feed seams. In the squid ring cutting machine provided by the invention, a disk-type blade group (4) is matched with the material base fixed on the conveying belt, and the material base is provided with the squid tube accommodating groove and the plurality of feed seams, so when the conveying belt moves forwards, the material base bears a squid tube through the squid tube accommodating groove and the feed seams are intersected with the blades; therefore, the squid tube is cut. Compared with the prior art, the squid ring cutting machine has the advantages that: 1, the conveying belt moves continuously and the movement speed of materials is high; 2, squids are transversely placed relative to the forward direction of the conveying belt and the conveyed materials have high density; and 3, the plurality of blades are used for simultaneously cutting, not cutting one by one and the working efficiency is high, so the processing productivity of the squid ring cutting machine is greatly improved and the operation cost is reduced.

The invention relates to a method for breeding parent fish of paralichthys lethostigma. The method comprises desalination culture and salinization culture of standby parent fish as well as intensive culture of the parent fish. Specially made feed is fed during the intensive culture of the parent fish, wherein, the weight percentages of main materials in the feed are the following: 30-40 percent of Gobiidae or ammodytes, 15-20 percent of cuttlefish or sleeve-fish, 15-20 percent of sea cucumber and 20-30 percent of bastard halibut powder; the weight percentages of additives accounting for the main materials are the following: 1-2 percent of parent fish hardening agent, 0.4 percent of Vc and 0.4 percent of Ve; the feed particle size is 9mm-11mm. During light and temperature regulation and control, four bulbs are suspended over each parent fish culture tank with two bulbs of 60W and two bulbs of 150W suspended on the cross to obtain even light; water temperature is raised to 17 DEG C from 14.5 DEG C. Based on biological characteristics of wide optimum salinity of the paralichthys lethostigma, the invention makes use of F1 replacing fingerlings to culture standby parent fish in fresh water after desalination, and after salinization the standby parent fish is intensively cultured to obtain sexually mature egg-laying parent fish, thereby effectively solving the problem of high cost, restriction, poor parent quality and low survival ratio of introduced paralichthys lethostigma parent.

The invention provides a special compound feed for mixed culture of shrimps and crabs. the special compound feed comprises the following components in parts by weight: 4-8 parts of imported fish powder, 10-20 parts of domestic fish powder, 15-25 parts of peanut meal, 15-25 parts of bean pulp, 3-7 parts of meat-bone powder, 2-6 parts of cuttlefish paste, 3-6 parts of crab shell powder, 18-28 parts of high-strength flour, 1-3 parts of phospholipids, 0.5-2 parts of fish oil, 0.5-2 parts of monocalcium phosphate, 0.02-0.03 part of chitin, 0.04-0.06 part of radix isatidis, 0.03-0.05 part of common andrographis herb and 0.03-0.04 part of radix bupleuri. After being eaten by shrimps and crabs, the special compound feed not only can supply necessary nutrition in the growth process of the shrimps and crabs, but also can promote the nutrition absorption of the shrimps and crabs, thereby preventing diseases of the shrimps and crabs; meanwhile, the special compound feed also has the function of promoting the shell growth and shelling of the shrimps and crabs.

The invention discloses a larimichthys crocea parent fish compound feed which is composed of the following raw material components in parts by weight: 1000 parts of brown fishmeal, 600-800 parts of white fish meal, 150-200 parts of puffed soybean meal, 60-80 parts of green gram starch, 150-200 parts of beer yeast powder, 30-50 parts of phaffia rhodozyma powder, 140-150 parts of liver powder, 80-100 parts of squid meal, 500-600 parts of high gluten flour, 100-200 parts of kelp powder, 40-60 parts of soya bean lecithin powder, 40-60 parts of fish oil, 10-15 parts of choline, 5-15 parts of taurine, 3-9 parts of VC, 1-3 parts of VE, 0.5-1 part of inositol, 20-40 parts of bone meal, 5-10 parts of monocalcium phosphate, 20-40 parts of salt, 10-20 parts of vitamin premix and 20-30 parts of mineral substance premix. According to the invention, the egg laying amount, spawning rate, fertility rate and hatching rate of larimichthys crocea parent fish and the survival rate of larimichthys crocea fries can be obviously improved, and the abnormality rate of the fries is reduced.

The invention discloses an intelligent squid angling method. The intelligent squid angling method includes automatic pay-off programs, stepped attracting angling, reciprocating attracting angling, intelligent weighing, wave compensating and automatic take-up programs. The intelligent squid angling method has the advantages that operators can establish a plurality of corresponding operation processes by the aid of parameter values of the programs and functions in the method according to difference of the squid distribution density, environments of fishing areas and varieties of squids; artificial squid angling procedures can be efficiently simulated by the aid of the processes, merits and functions of mechanical angling can be comprehensively played, accordingly, the labor cost can be saved, the labor intensity can be relieved, the mechanical angling efficiency can be improved, and the yield of catch can be increased.

The invention discloses a bionic line drive decapoda sepia which comprises a decapoda sepia body. The decapoda sepia body comprises a decapoda sepia carcass, a decapoda sepia head, decapoda sepia tentacle wrists and a decapoda sepia outer sleeve film. The decapoda sepia carcass comprises a decapoda sepia carcass tail and a decapoda sepia carcass body. The decapoda sepia carcass tail is a supporting body of a conic structure. The decapoda sepia carcass body is composed of a universal joint framework structure and carcass drive longitudinal muscles. A first drive mechanism and a second drive mechanism are arranged on the left side and the right side of the tail end of the decapoda sepia carcass correspondingly. The decapoda sepia head is connected with the decapoda sepia carcass tail throughthe universal joint framework structure and the carcass drive longitudinal muscles. The decapoda sepia tentacle wrists are connected with the front portion of the decapoda sepia head through a thirddrive mechanism. The decapoda sepia outer sleeve film sleeves the decapoda sepia carcass tail downwards. According to the bionic line drive decapoda sepia, the functions that the bionic line drive decapoda sepia is carried with multiple underwater detectors and flexibly sink and emerge in different water depths and underwater soft robot arms are achieved can be achieved, and detection and development to oceans are achieved.

The invention belongs to the technical field of seasoning and particularly relates to squid bone seafood sauce and a preparation method thereof. The sauce is prepared with a sauce fermentation method after squid bones subjected to crushing, enzymolysis and spray drying treatment as a main auxiliary material are put into koji-making materials for sauce brewing. Squid bone meal zymolyte is obtained after the squid bones are subjected to enzymolysis and spray drying treatment according to the characteristic that the squid bones have rich protein, amino acid and other flavoring materials, and the quantification processing of fermentation raw materials is facilitated in the sauce brewing process; additionally, protein in the squid bones is decomposed into polypeptide and amino acid substances with more outstanding delicate flavors under the enzymolysis action, and accordingly, the sauce has a better flavor enhancing effect than common sauce and has a more outstanding flavor.

The invention discloses a method for cultivating large-size offspring seeds of pharaoh cuttlefish. The method comprises the following steps of (1) early-period cultivation: putting larvae coming out of membranes newly into round plastic screen baskets, and cultivating the larvae for 8-12 days under the conditions of the water temperature of 22-27 DEG C, the salinity of 24-33, the dissolved oxygen more than 2mg / L and the cultivation dense of 100-300 per basket; (2) medium-period cultivation: moving the larvae with torso lengths of 1-3cm into a cement pit with water depth of 20-80cm, and cultivating the larvae for 20-35 days under the conditions of the water temperature of 22-27 DEG C, the salinity of 24-33, the dissolved oxygen more than 4mg / L and the cultivation dense of 250-700 per square meter; (3) late-period cultivation: putting larvae with torso lengths of 3-6cm into a cement pit with water depth of 80-120cm, and cultivating the larvae for 15-30 days under the conditions of the water temperature of 22-27 DEG C, the salinity of 24-33, the dissolved oxygen more than 4mg / L and the cultivation dense of 100-200 per square meter. The method has the advantages that the breeding rate is high, the larvae grow fast, and the method is easy to implement.

The invention discloses an artificial offspring seed cultivating method for pharaoh cuttlefish. The artificial offspring seed cultivating method comprises steps of parent temporary rearing, egg collection, egg incubation and larva cultivation. A rope holding type cultivation feeding device is utilized to feed the pharaoh cuttlefish with fresh small fishes and shrimps, therefore, the utilization rate of baits is increased, the feeding rate is higher than that of the prior art, physique of parents is invigorated, and worse water quality caused by residual feeds can be effectively avoided. Compared with the prior art, a pharaoh cuttlefish egg collection device is high in egg adhesion rate and easy to transport and transfer. By means of a mode of standing the pharaoh cuttlefish egg collection device adhered by egg strings in air for 1-3 minutes, water on the surface of the egg strings is drained off, stimulation is performed on the surfaces of egg membranes of the pharaoh cuttlefish, and the membrane coming rate is higher than that of the conventional technological means. The incubation rate is further increased by means of incubation reinforcement solution. Therefore, the artificial offspring seed cultivating method has the advantages of being convenient to operate, small in parent loss, high in membrane coming rate of eggs, less in water pollution and suitable for large-scale production.

The invention discloses a giant freshwater prawn shrimp seed period compound feed and a preparation method thereof. The giant freshwater prawn shrimp seed period compound feed consists of the following raw material ingredients in percentage by weight: 15-20% of Manhattan fish meal, 18-25% of bean pulp, 10-14% of peanut cake, 4-7% of corn protein powder, 20-25% of high gluten flour, 1-3% of molasses yeast, 1-3% of squid paste, 0-1% of salt, 0-0.5% of monocalcium phosphate, 1-2% of fish oil, 1-2% of soyabean lecithin, 1% of vitamin premix and 1% of mineral substance premix. The compound feed disclosed by the invention has the advantages of simple proportion and balanced nutrition, the survival rate of the giant freshwater prawn shrimp seed period can be obviously improved, and the growth performance of the giant freshwater prawn can be improved.

The invention discloses a method for preparing concentrated fish oil by virtue of squid waste, and mainly overcomes the shortcomings of high ingredient damage rate of an existing cooking method for extracting fish oil from squid livers and narrow application range caused by high sodium salt content of a product obtained by a low-alkali-content decomposition method. The method comprises the following steps of extracting fish oil by virtue of an enzymic method and then performing degumming, deacidification, decolorization and deodorization to finally obtain the concentrated fish oil. The method is reasonable in process, mild in reaction condition, convenient to operate, low in ingredient damage rate, high in product purity and wide in application range, and pollution caused by emission of squid processing waste is reduced.

The invention relates to a sepioteuthis lessoniana fry culture method, and belongs to the technical field of aquaculture. The sepioteuthis lessoniana fry culture method is characterized by comprisingthe following steps of 1, parent domestication and strengthening culture; 2, fertilized egg collection; 3, fertilized egg hatching; 4, fry culture. According to the hatching method, the problems thata large number of oothecae are stuck together, the permeability is poor, the hatching temperature is high, the hatching time is long, and the oothecae are likely to be infected by bacteria to rot aresolved.

The invention relates to a catamaran squid fishing boat. The catamaran squid fishing boat comprises a boat body, propellers, a deck, an aft cabin, an aft sail, a squid fishing machine, fishing gathering lamps, a super structure, a working cabin, a quick freezing cabin, a sea anchor winch and a storage cabin. The boat body is of a catamaran boat type, and the propellers are symmetrically arranged on the two sides of a tail part correspondingly; the middle part of the deck is of a rectangular hollow structure and is laid on the boat body; the aft cabin is arranged on the deck of an aft, and the aft sail is installed on the aft cabin; the working cabin, and the quick freezing cabin and the storage cabin are sequentially arranged on the deck of a bow; the super structure is arranged on the quick freezing cabin, and the sea anchor winch is arranged on the deck of the bow; and squid fishing machines are installed on the deck of the inner side positions of boat boards at the two sides in the head-tail direction of the boat body, and the fishing gathering lampss are mounted on the deck at the edges of the ship boards at the two sides in the head-tail direction of the boat body. The catamaran squid fishing boat increases the utilization rate of the squid fishing boat deck, a shaded area generated by the fishing gathering lanterns is fully utilized, production efficiency is improved, and stability is good.

The embodiment of the invention relates to the technical field of food processing and in particular relates to a preparation method of leisure flavored squids. The preparation method of the leisure flavored squids, provided by the invention, comprises the following steps: carrying out raw material treatment on squids; disinfecting the squids subjected to the raw material treatment; carrying out pickling treatment: pickling the unfrozen squids with pickling materials by way of rolling and rubbing; carrying out blanching treatment: blanching the pickled squids; soaking with seasoning liquid: rapidly putting the blanched squids into low-temperature seasoning liquid, cooling and soaking; packaging: bagging the cooled and soaked squids; vacuumizing and sealing; sterilizing to obtain squid bags;preparing condiments and bagging the condiments to obtain condiment bags; commonly putting the squid bags and the condiment bags into a container; and sealing. The preparation method provided by theinvention can realize standardized and industrial production and the prepared leisure flavored squids have a stable flavor and a good mouthfeel; and the quality guarantee period can reach 30 days or more at room temperature, the leisure flavored squids can be supplied for catering and retail and are suitable for being sold in a vending machine.

The invention provides a technology for removing fishy smell from squids. The technology comprises the following steps of (1) pretreatment: removing skin, internal organs, heads and feet from fresh squids, performing thorough cleaning, and performing draining; (2) preparation of fishy smell removing liquid, wherein the fishy smell removing liquid comprises the following components of tea tree oil, eucalyptus oil, dihydrate sodium citrate, a surfactant AES, glycyrrhizic acid, calcium oxide, BS-12, propylene glycol and water; taking water in parts by weight, adding the taken water into a reaction kettle, performing stirring, adding the surfactant AES and the calcium oxide, raising the temperature to 70 DEG C, performing stirring, sequentially adding the tea tree oil, the eucalyptus oil, the dihydrate sodium citrate and the glycyrrhizic acid, performing emulsification for 35min, adding the BS-12, performing stirring, adding the propylene glycol, performing cooling to 27 DEG C, performing defoaming, and performing filtration, so as to obtain the fishy smell removing liquid; (3) fishy smell removal: placing the drained squids into the fishy smell removing liquid, soaking the squids for 7min, draining the soaked squids, placing the drained squids into a fresh keeping agent, soaking the squids for 14 min, draining the soaked squids, and performing cold air drying; and (4) low-temperature storage: performing vacuum packaging on the dried squids, and performing low-temperature storage.

The invention relates to a squid string and a processing method thereof, which belong to the technical field of food processing methods of seafood. The squid string is a swinging thick squid string and is characterized by comprising the following components in portion by mass: 10 portions of squid, 1.5 to 2.5 portions of prepared chilli powder, 0.5 to 1.5 portions of spice and 0.5 to 1.5 portions of common salt. The process procedures comprise the following steps: 1, selecting materials; 2, defrosting; 3, decomposing, washing and embossing; 4, chopping; 5, stringing and checking; 6, seasoning and tasting; 7, quickly-freezing; and 8, packing and storing. The squid string has the advantages that: the swinging thick squid string processed according to the process of the invention can keep the prior delicious taste and nutrient content of the squid, does not contain any chemical additive, can be provided for people to eat, and has swinging appearance and attractive color and luster.

The invention discloses a method for tenderizing muscles of a squid carcass by ultra-high pressure. The method comprises the following steps of: firstly thawing a frozen squid, then removing the head, skin and internal organs, cutting to form meat slices of the carcass or segmenting to form squid pieces, squid rings and squid strips, washing, draining, finally keeping the pressure for 10-15min under the pressure condition of 250-400MPa and the temperature condition of 15-30 DEG C, reliving pressure and finally preparing the muscles of the squid carcass after tenderizing. After the method disclosed by the invention is applied to process the muscles of the squid carcass, the chewing hardness of the muscles of the squid carcass can be reduced, the color and luster can be improved, consumer groups of a product processed from the squid can be further expanded, and the commodity value of the product processed from the squid can be finally improved.

The invention discloses a method for preventing the hemorrhagic lernaea disease of crucian, and belongs to the technical field of fishery industry. The method comprises the following steps: (1) improving the water quality of an aquaculture pond, wherein 3-5 kg of an environment improver is spread in each mu (1 mu is 1 / 6 of acre) of the aquaculture pond for 1-2 times per month; (2) daily feeding an antibacterial antiviral feed prepared from the following raw materials in parts by weight: 20-30 parts of imported fish meal, 20-30 parts of bean pulp, 10-20 parts of plant oil, 3-5 parts of bacillus subtilis, 5-8 parts of peanut meal, 1-2 parts of vitamin C, 2-3 parts of squid organ meal, 5-10 parts of rhubarb powder, 1-2 parts of astragalus polysaccharides and 5-10 parts of tobacco leaf powder. According to the method, while all nutritional requirements of crucian aquaculture are met, the hemorrhagic lernaea disease of the crucian can be effectively prevented, the survival rate and weight gain rate of artificially cultured crucian can be remarkably increased, and the economic benefit can be improved.

The invention discloses a slitting device for squid processing, and belongs to the technical field of squid processing. The slitting device comprises a bottom plate and supporting legs, four sets of supporting legs are arranged; the four sets of supporting feet are fixedly connected to the bottom of the bottom plate in an array mode. A bearing belt assembly is mounted at the top of the bottom plate; a cutting table is fixedly connected to the top of the bottom plate and located on the right side of the bearing belt assembly, a cutting groove is formed in the top of the cutting table, two setsof front-back symmetrical side plates and positioning plates are fixedly connected to the top of the bottom plate, two sets of left-right symmetrical belt shafts are rotationally connected between thetwo sets of side plates through bearings, and a conveying belt is connected between the two sets of belt shafts. The slitting device is comprehensive in structure and easy to operate, the interior ofthe device is linked through cooperation of multiple sets of belts, the cutter and the conveying belt are matched to slit squids, and the cutting efficiency and the cutting precision are improved; the anti-skid strips are arranged on the conveying belt, the cutting grooves are matched with the cutters, the diameters of the two gears are different, conveying precision is improved, and wide application is facilitated.

The present invention provides a processing method of seasoned squids. The processing method mainly includes the following steps: pretreating squids, dicing the squids, soaking the squids for removing fishy smell and acerbity, soaking the squids for removing formaldehyde, cooking the squids, seasoning the squids by an electric pulse generation, packaging and sterilizing the squids, etc. The produced seasoned squids have no fishy smell of seafoods, and are low in formaldehyde contents, delicious in taste, good in mouthfeel, moderate in softness and hardness. The seasoned squids mainly remain original nutrient components of the squids, and are suitable for long-term preservation, convenient to carry and ready to serve. The seasoned squids also have fresh, nutritional, convenient and safe characters.

The invention provides a high-quality squid fresh-keeping and freezing process. Fresh-keeping materials are prepared; the fresh-keeping materials are fully and uniformly dissolved in a solvent and then separately packed into a fresh-keeping agent I and a fresh-keeping agent II; the fresh-keeping agent I is crystallized or dried to produce fresh-keeping agent solid; the fresh-keeping agent solid iscrushed into fresh-keeping agent powder; fresh squid are washed, killed, then washed with water, and then blanched with boiled water; the squid are placed in the fresh-keeping agent II for soaking; the squid are taken out and evenly mixed with the fresh-keeping agent powder to enable the fresh-keeping agent powder to completely cover the surface of the squid; and the squid are put into packagingbags, and the packaging bags are filled with nitrogen gas to bulge the bags for sealing packaging. The shelf life can be up to about half a month. Before use, the he fresh-keeping agents on the surface of the squid can be washed by operations such as water-washing. The squid is complete, good in elasticity and delicious in taste. Therefore, the freshness of the squid can be efficiently kept, and damages such as physical collision and rubbing are avoided, so that the quality and taste of the squid are improved.

The invention relates to a squid string and a processing method thereof, which belong to the technical field of food processing methods of seafood. The squid string is a squid cartilage string and is characterized by comprising the following components in portion by mass: 10 portions of squid, 1.5 to 2.5 portions of prepared chilli powder, cumin powder or garlic powder, 0.5 to 1.5 portions of spice and 0.5 to 1.5 portions of common salt. The processing method comprises the following processing procedures: 1, selecting materials; 2, defrosting; 3, chopping; 4, seasoning; 5, stringing; 6, quickly-freezing; and 7, packing and storing. The squid string has the advantages that: the squid cartilage string processed according to the process of the invention can keep the prior delicious taste and nutrient content of the squid, does not contain any chemical additive, can be provided for people to eat, and has attractive color and luster.

The invention provides a method for harvesting and temporarily culturing sepia esculenta in a cuttlefish-shrimp polyculture pond. The method comprises steps: selecting a common ground cage for capturing prawns and a grading catching ground cage used for a prawn-crab polyculture pond; using the grading catching ground cage to catch prawns, and then using the common ground cage to capture cuttlefishes; after the cuttlefishes are caught, oxygenating and transporting the cuttlefishes with water; preparing a buffer pond and a temporary culturing pond; putting the cuttlefishes transported with water in the buffer pond to adapt for 2-3 hours, and transferring the cuttlefishes with water to the temporary culturing pond to temporarily culture; in temporary culturing, covering a blackout cloth on the temporary culturing pond, in the first week of temporary culturing, feeding fresh and alive crablats, in the second week, feeding fresh and alive palaemon carinicauda, after two weeks, feeding iced fresh small trashes; after 20-30 days of temporary culturing, using the sepia esculenta for live selling. The survival rate of the sepia esculenta after temporary culturing can reach higher than 90%. The method completely realizes live selling of the sepia esculenta, and improves economic benefits of the sepia esculenta cultivation.

A device for hatching fertilized eggs of sepia esculenta comprises a nested hatching basket and a support rod. The nested hatching basket is provided with a bottom, the bottom is similar to a honeycomb and is provided with a central hole, the bottom similar to the honeycomb comprises a series of barrels, a circular hole is arranged at the bottom of each barrel, and the diameter of each circular hole is smaller than that of the corresponding barrel. By the aid of the device, fertilized eggs of the sepia esculenta are independently hatched in the nested hatching basket. As the diameter of each fertilized egg is larger than that of each barrel, the fertilized eggs cannot be clamped into the barrels, and later expansion of the fertilized eggs cannot be affected. Besides, by the aid of the circular holes at the barrel-shaped bottom, circulation and exchange of water can be ensured when the fertilized eggs are hatched, oxygen deficiency caused by squeezing of the fertilized eggs can be avoided, and saprolegniasis is effectively avoided. Hatched young sepia esculenta can immediately swim out by themselves from the side wall of the hatching basket, all egg shells fall into the barrels at the bottom of the hatching basket, the egg shells and fries are easily separated, the water in a nursery pond is kept clean, stimulation damage is effectively decreased in the fry cultivation process, and the hatching rate of the fertilized eggs is finally increased.