75 results about "Perch" patented technology

The invention relates to the technical field of fishways, in particular to a canal fishway structure, construction and design method.The canal fishway structure, construction and design method comprises the following steps that S1, a hub fishway database is established, the swimming capacity of target fishes passing through a fishway is evaluated, and the migration ecological characteristics of the fish passing objects are determined; s2, designing a fishway scheme, and determining a fishway structure preliminary design scheme; s3, designing a fishway engineering local section physical model, and performing a fishway engineering local section physical model test to obtain a pool chamber structure recommendation scheme located at the upstream of the eel way in the vertical seam type fishway; and S4, establishing a fishway overall model, and performing a fishway overall model test to determine a fishway overall structure scheme. According to the design method of the canal fishway, a theoretical basis is provided for arranging an eel fishway suitable for migration of eels and eriocheir hepuensis and a vertical seam type fishway suitable for migration of squaliobarbus curriculus and dace, and then migration channels are provided for the eels, the squaliobarbus curriculus, the sinilabeo, the river perches, the eriocheir hepuensis and the like.

The present disclosure provides a bird feeder having a seed container, seed tray, shroud, cover as well as integrated perches. The integrated perches provide less breakage and easier handling of the bird feeder, as the pivot point of the perches is not easily accessible by an operator or a bird.

The invention discloses a method for improving phosphorus utilization of lateolabrax japonicus and application of stevioside of the lateolabrax japonicus. The phosphorus utilization of lateolabrax japonicus is improved by adjusting a PI3K / AKT pathway. The method is simple to operate, and raw materials are easy to obtain, safe and harmless. Meanwhile, a PI3K / AKT pathway can be effectively activated, insulin resistance and lipid metabolism of lateolabrax japonicus are improved, so that the phosphorus utilization rate of lateolabrax japonicus is increased, and the growth performance of lateolabrax japonicus is improved.

The invention provides an automatic bait casting system for training and breeding juvenile plectropomus leopardus, which comprises a basic data module connected with an automatic bait training device and used for acquiring original data of a breeding pond and extracting feeding basic data; the dynamic association module is used for carrying out multi-level cross association modeling, causal inference association, sub-mode mining and classification adaptation to obtain an ingestion-turbidity dynamic association model and outputting an ingestion-turbidity relationship; the hunger index module is used for constructing a hunger index model and outputting the hunger index of each culture pond; the feeding strategy module is used for calculating the next feeding interval, the strip-shaped bait-live bait proportion, the actual time point of next feeding and the bait amount per hour and judging whether extra meal or increase of the next feeding interval is needed or not to obtain a self-adaptive feeding strategy; and the feeding driving module is used for controlling the running action of the automatic bait training device. Scientific feeding can be achieved, the feeding survival rate, the growth rate and the bait training effect are remarkably improved, feed waste is reduced, and intelligent and automatic management of the whole process is achieved.

The invention discloses an indoor detoxification seedling raising method for plectropomus leopardus, and relates to the technical field of biology. The seedling raising method comprises the steps that after an indoor seedling raising pond is sterilized and killed, newly hatched seedlings of plectropomus leopardus are put into the indoor seedling raising pond, and after the newly hatched seedlings open to eat food, different sterilized and killed baits are adopted for feeding the seedlings in a stepped mode for seedling raising culture. According to the method, multiple baits such as nannochloropsis oculata, oyster larvae, SS rotifers, S rotifers, L rotifers, fairy shrimp nauplius larvae, copepod nauplius larvae, copepod middle worms, fairy shrimp adults and copepod adults are fed in a stepped mode, rapid growth of the plectropomus leopardus juvenile fish is promoted, the disease resistance of the juvenile fish is effectively improved, the environment adaptability is enhanced, and the survival rate of the plectropomus leopardus is increased. And the survival rate is well improved.

The present invention discloses a method and system for accurately analyzing the phenotype of leopard gill perch based on deep learning. The key frame images of leopard gill perch are obtained through video monitoring, and the deep learning CNN model is used to identify fish schools, segment fish image areas and extract phenotypic features. A breeding cycle is selected, and the image area of ​​leopard gill perch is divided into sub-areas. The phenotypic features and preset variation feature data are calculated for feature differences to obtain variation characteristic values, and weights are assigned to each sub-area. The system stores the image and feature data of each identified target. In real-time fish school variation identification and statistical analysis, similarity calculations are performed between real-time targets and existing targets in the database to achieve repeatability detection and accurate target tracking of leopard gill perch. Through the present invention, rapid and accurate phenotypic analysis and target tracking of leopard gill perch can be achieved, and the accuracy of breeding analysis and breeding efficiency can be improved.

The utility model provides a perch culture automatic bait casting device which comprises a storage device, a discharging hole is formed in the inner wall of the bottom of the middle of the storage device, an overhaul baffle is arranged on the inner wall of the top of the storage device, a feeding hole is formed in the inner wall of the side end of the overhaul baffle, a driving motor is arranged on the inner wall of the side end of a fixing through hole, and a feeding hole is formed in the inner wall of the side end of the driving motor. A driving rod is arranged at the output end of the side end of the driving motor, a connecting plate is arranged at the end of the side end of the driving rod, and a limiting plate is fixedly connected to the inner wall of the bottom of the connecting plate. According to the automatic bait casting equipment for weever culture, the driving motor and the limiting plate are used in cooperation, the driving motor can drive the limiting plate to rotate in a small range to drive bait to be cast, the phenomenon of non-uniformity in the bait casting process is prevented, in the daily use process of the equipment, the bait is prone to being affected with damp, and the bait casting efficiency is improved. And air can be fed into the device through the arranged circulating air bellow, so that the damp phenomenon of the bait is reduced.

A birdfeeder apparatus for discouraging squirrels from accessing birdfeed in the birdfeeder apparatus may comprise a feed holder configured to contain a quantity of birdfeed and having a perimeter wall with an upper portion and a lower portion, with the upper portion and the lower portion of the feed holder each having a width. The apparatus may also comprise at least one feed opening being located on the lower portion and extending through the perimeter wall of the feed holder, and a perch configured to support a bird feeding at the at least one feed opening, with the perch being located adjacent to the at least one feed opening on the lower portion of the perimeter wall and extending outwardly from the perimeter wall. The width of the upper portion may be larger than the width of the lower portion.

The utility model discloses a cage rearing endangered bird excrement collecting cage which comprises a cage body, a log roost is arranged in the cage body, a conveying assembly is arranged at the bottom of the cage body, the conveying assembly is arranged below the log roost, the conveying assembly comprises a pair of sliding rails parallel to the log roost, a sliding disc is movably installed on the sliding rails, and the log roost is arranged on the sliding disc. A fixing pin is arranged at the bottom of the sliding rail, an excrement collecting disc is placed on the sliding disc, a supporting plate is arranged below the excrement collecting disc in parallel, a plurality of rubber damping bodies are installed between the supporting plate and the excrement collecting disc, and the excrement collecting disc is fixedly covered with a sterile plastic film through a buckle. The cage body is provided with a rectangular frame opening corresponding to one ends of the pair of sliding rails, an iron sheet movable door is installed in the rectangular frame opening, and the cage body is provided with a net door and an inner net door which are arranged in parallel front and back and can only be opened and closed in one direction. And the bird stress risk is reduced.

The invention belongs to the technical field of molecular biology and aquaculture, and discloses a river perch sex specific molecular marker and application thereof. The molecular marker provided by the invention is directly derived from a sex specific region of the river perches and is closely linked with sex phenotypes, the identification result is accurate and reliable, and the accuracy rate can reach 100%. Enough DNA can be extracted for detection only by using a small amount of tissue samples (such as fin rays, scales, muscles or blood) of the river perches, so that the method is harmless to parent fishes, and the intactness of breeding materials is ensured. Powerful technical support is provided for all-male / all-female breeding, family construction, growth and sex relationship research and breeding production management of the river perches, and the method has a wide application prospect.

The present invention relates to the field of fishway technology, and in particular to a method for the structure, construction, and design of a canal fishway, comprising the following steps: S1: establishing a fishway database at a hub, evaluating the swimming ability of target fish species passing through the fishway, and determining the migratory ecological characteristics of the target fish species; S2: designing a fishway scheme and determining a preliminary design scheme for the fishway structure; S3: designing a physical model of a local section of the fishway project, and conducting a physical model test of the local section of the fishway project to obtain a recommended scheme for the pool chamber structure located upstream of the eel channel in the vertical slot fishway; S4: establishing an overall model of the fishway, and conducting an overall model test of the fishway to determine the overall structural scheme of the fishway. The design method of a canal fishway in the present application provides a theoretical basis for setting up an eel channel suitable for the migration of eels and Hepu mitten crabs and a vertical slot fishway suitable for the migration of red-eyed trout and dace, thereby solving the problem of providing migration channels for eels, red-eyed trout, dace, river perch, Hepu mitten crabs, etc.

1. Name of the product in this design: Parrot Perch. 2. Purpose of this design: a perch for keeping parrots. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This invention belongs to the field of bio-aquaculture technology, specifically relating to SNP loci related to the body color of the leopard-gill spiny perch and their applications. This invention provides SNP loci (16_797851, 13_24322516, and 9_17302939) associated with the body color of the leopard-gill spiny perch. Furthermore, this invention provides a method for mining SNP loci and a method for enhancing the red color of the leopard-gill spiny perch's skin. By employing the HSV color model, the red body color is transformed from a direct sensory representation into a continuous quantitative variable, providing a data foundation for the genetic analysis of body color traits. Based on genome-wide molecular marker screening, genetic markers significantly associated with body color traits are obtained. Combined with the administration of agonists to individuals with genetic advantages, a significant enhancement of the red color of the leopard-gill spiny perch's body surface can be achieved. Therefore, the technical solution of this invention can not only directionally improve the body color trait of the leopard-gill spiny perch and cultivate high-quality new strains with stable body color inheritance, but also promote the development of marine aquaculture and the seed industry.

The utility model discloses a multi-layer high-density breeding device for plectropomus leopardus, which comprises a water drainage pipe vertically arranged in the center of a breeding pond and a plurality of inhabiting plates fixedly and vertically arranged on the water drainage pipe at intervals, and the inhabiting plate on the bottommost side is supported on the bottom wall of the breeding pond through a bottom layer supporting column. Every two adjacent inhabiting plates are connected through a supporting rod in a supporting mode, and the diameter of each layer of inhabiting plates is sequentially increased from top to bottom. According to the multi-layer high-density breeding device for the plectropomus leopardus, the rest area of the plectropomus leopardus is enlarged, the breeding density is improved and the breeding benefits are improved by utilizing the original facility drainage pipe in the breeding pond and adding more layers of inhabiting plates under the condition that the area of the breeding pond and the water body are not increased.

The inhabiting frame for black-bone chicken breeding comprises a fixing base, a rotating handle is rotationally connected to one side of the top end of the fixing base, a positioning mechanism is arranged in the rotating handle, an adjusting mechanism is arranged at the bottom end of the rotating handle, and mounting mechanisms are arranged on the two sides of the outer portion of the adjusting mechanism. And a fixing rod is arranged on one side of the mounting mechanism. The rotating handle is arranged on one side of the top end of the fixing base, the rotating handle rotates to drive the threaded rod on the adjusting mechanism to rotate, at the moment, the multiple sets of threaded blocks on the threaded rod can synchronously ascend and descend on the threaded rod, and the threaded blocks can drive the installation mechanisms on the two sides to move through the connecting blocks. Therefore, the mounting mechanism drives the inhabiting rod to be adjusted to a proper height through the fixing rod, and the position fixation of the rotating handle and the adjusting mechanism after rotation can be completed by inserting the positioning rod in the rotating handle into the positioning holes in different positions of the fixing seat.

1. Name of the product in this design: Bird Perch (Flower). 2. Purpose of this design: for pet birds to sharpen their beaks, forage, climb, rest, and provide living space. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A mobile apparatus that is configurable as a climbing stick and a perch or platform without a tool includes a post, an upper step and an upper tree brace extending from a first end of the post, and a lower step and a lower tree brace extending from a second end of the post, and that further includes an extension configured to convert the upper step to a perch or platform without a tool.

1. Name of the Design Product: Heatable Roosting Perch for Chickens. 2. Use of the Design Product: The design product is used as a roosting perch for chickens and can be heated. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View of Design 1. 5. Design 1 is designated as the basic design.

The invention relates to the field of weever culture, and provides a weever cage culture method, which comprises a support and a fish culture pond provided with a first fish culture chamber, a second fish culture chamber and a third fish culture chamber, the bottom of the pond is an inclined part inclined along the third fish culture chamber, ports are arranged among the chambers, the third fish culture chamber comprises a fishing net and a fishing device, each chamber is provided with a constant temperature, oxygen and water adding system and a drain valve, and the top of the pond is provided with a sun shield. Breeding is divided into three stages, wherein the temperature is accurately controlled to be 18-20 DEG C in the egg hatching and fry rearing stage, egg yolk emulsified feed is fed, and medicated bath is conducted in stages; respectively culturing in three fish culture chambers, gradually raising the temperature to 28-30 DEG C in the adult fish growth period, and feeding crushed feed; gradually reducing the temperature to 15-25 DEG C in the spawning period of adult fishes, regulating and controlling illumination, and feeding immunity enhancing feed containing beta-glucan and vitamin C; sequentially fishing and collecting roes after spawning, cleaning each chamber, and circularly culturing. The water quality is detected every month, ammonia nitrogen and nitrite are guaranteed to reach the standard, efficient and healthy breeding is achieved, and the technical problem that the perch breeding effect is poor is solved.

A bird perch that removably mounts to a panel. The bird perch includes a rail system including an upper rail and two outer rails. Each of the outer rails are connected by first and second curved supports to the upper rail. Two changeable, protective inserts supported in the first and second curved supports and easily removed for fast clean up.

1. Name of the product in this design: Bird perch (cactus). 2. Purpose of this design: for pet birds to sharpen their claws, climb, rest, and provide living space. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention relates to the technical field of aquaculture, and provides a siniperca chuatsi breeding parasite targeted lysozyme releasing device and a killing method. A lifting structure is arranged at one end of the top of the base, a solar panel is installed at the top of the lifting structure, a spraying structure is installed at the other end of the top of the base, and paddles are arranged on the two sides of one end of the base. According to the lysozyme spraying device, the spraying structure is arranged, the water wheel is arranged in the movable block, when a lysozyme solution enters the lysozyme spraying device, the water inlet is controlled through the splitter plate, the lysozyme solution is alternately guided from one inlet to the other inlet, switching of clockwise rotation and anticlockwise rotation of the water wheel is achieved, the rotating speed is gradually reduced through the gear set, and the lysozyme solution can be sprayed out. The spraying pipe swings while spraying the solution, so that the lysozyme can be uniformly distributed, the coverage range is expanded, the contact efficiency of the lysozyme and parasites is improved, the number of devices or the single release amount is reduced, and the consumption and cost of the lysozyme are reduced.

The application provides a cylindrical micro-flow water perch breeding device. The device solves the problem that the water body is usually in a static state and the perch in the device has poor activity. In use, water circulation is realized through a water inlet pipe at the upper end of the cylinder and a water outlet at the breeding cylinder penetrating the cylinder. Water flowing out of the water outlet pipe impacts on the water surface in the cylinder through multiple water outlet pipes arranged vertically with the water inlet pipe, drives the liquid surface above the cylinder to rotate, and drives the guide ring and the top rod between the inner wall of the cylinder to move upward through the jacking mechanism at the bottom of the cylinder. The top rod is always attached to the lower end surface of the breeding cylinder, the top rod moving upward drives the part of the breeding cylinder bottom in contact with the top rod to deform upward, and drives the water body in the breeding cylinder to move. The continuously circulating movement of the top rod realizes the continuous circulating movement of the water body in the breeding cylinder, and the flowing water body can effectively improve the activity of the perch in the breeding cylinder.

The invention discloses a feeding, breeding and viewing integrated bird animal cage which comprises a cage body, a feeding device, a breeding device and a viewing device. The cage body comprises a first unit and a second unit, the first unit is provided with a first containing cavity, and the second unit is provided with a second containing cavity communicated with the first containing cavity; the side wall and the top plate of the first unit can isolate wind and rain; the side wall and the top plate of the second unit each comprise a fixing frame and a protective net fixedly connected with the fixing frame. The artificial simulation false tree is arranged in the cage body; the water pool is arranged in the cage body, and a rockery is arranged in the water pool; the drainage blind ditch is arranged on the ground in the cage body; the false branches are arranged in the first containing cavity, the false branches are fixedly connected with the side wall of the first unit, and bird nests for birds to inhabit are arranged on the false branches. The cage not only provides a relatively private and suitable place for pairing, oviposition and brooding of the crested ibis, is beneficial to improving the breeding success rate, but also enables the crested ibis to have enough space for activity, so that the crested ibis is convenient to enjoy.

The invention relates to the technical field of aquaculture, in particular to micropterus salmoides facility fry breeding equipment which comprises a fry breeding box, a mounting frame arranged in the fry breeding box in a sliding fit mode and a fixing frame fixed to the top end of the mounting frame. When the facility-based micropterus salmoides fry breeding equipment is used, the phototaxis habit and vitality characteristics of micropterus salmoides fries can be combined, the fries are guided to the upper still water area to form stable fry groups, accurate layering of the fry groups and bottom impurities is achieved, healthy fries are prevented from being discharged along with the impurities in the slag removal process from the source, fry loss is greatly reduced, and meanwhile, the fry breeding efficiency is improved. Through the arrangement of the winding assembly, the reciprocating assembly and the electric telescopic rod, the whole slag removal process of the equipment is orderly and controllable, impurities are prevented from diffusing into water, the problems that an existing equipment is single in slag removal structure and only can remove surface impurities are solved, impurities such as residual feed and dead fry in the seedling culture box are thoroughly removed, and the overall slag removal efficiency is improved.

The invention provides a water temperature adjusting system of a culture pond, and relates to the technical field of water temperature adjustment. An input part of the water taking module is arranged below the internal water surface of the water well; the input part of the temperature adjusting module is connected with the output part of the water taking module; the output part of the temperature adjusting module is arranged in the slow control pool; the input part of the water outlet module is arranged below the water surface in the slow control pond, and the output part of the water outlet module is arranged in the culture pond; the water flow slow-release dispersion structure is connected with the output part of the water outlet module; according to the water temperature adjusting system, the system for adjusting the temperature through underground water is constructed, the feeding efficiency of perches in the high-temperature season can be improved, the high-temperature stress reaction of the perches is reduced, the feed utilization rate is increased, the breeding risk is reduced, meanwhile, the underground water is good in quality and suitable for perch breeding, and the ecological environment can be maintained while stable water supply is achieved.

The invention discloses a saline-alkaline-tolerant breeding domestication and long-distance transportation method for larvae of kiss bass. The method comprises the following steps: (1) hatching fertilized eggs; (2) breeding in a hatching pond; (3) culturing in an indoor culture pond; (4) gradually desalting and domesticating; (5) carrying out a long-distance transportation simulation test: (5.1) blending a water body; (5.2) starvation and cooling pretreatment before transportation; (5.3) optimizing the bagging density; (5.4) low-temperature oxygenation sealing and transportation; (5.5) buffering the temperature and water quality after landing into the pool; according to the method, the in-transit stress and death risk can be effectively reduced, the long-distance transportation survival rate and field adaptability are improved, technical support is provided for large-scale cultivation and cross-regional supply of the kiss bass in the inland saline-alkali area, and the method has good application prospects and economic value.

A DRZXConv-based rapid identification method for river perch anchor worms comprises the following steps: collecting images and dividing river perch anchor worms into different morphological stages, such as larvae, adults, overlapping, curled, and cryptic, for annotation; constructing an improved YOLO11 network model, replacing all C3K2 modules in the Backbone network and the Neck network with C3k2_DRZX modules. The C3k2_DRZX module is a convolutional structure obtained by introducing dynamic convolution Dynamic Conv and receptive field attention convolution RFAConv on the basis of the original C3k2 module. The C3k2_DRZX module contains multiple Bottleneck_DRZX submodules, which replace the corresponding Bottleneck submodules in the general YOLO11 network model. Each Bottleneck_DRZX submodule realizes multi-scale feature capture through DRZXConv convolution; after inputting the image to be detected into the trained model, the position, morphological category, and confidence of each river perch anchor worm in the image are obtained. The present invention can more accurately capture river perch anchor worms with different forms and characteristics, enhances the efficiency of identifying river perch anchor worms in overlapping and hidden states, and improves the accuracy and reliability of identification.