2350 results about "Aquatic animal" patented technology

The use of macroalgal, microalgal, and fungally-derived materials provide, in combination with higher-plant derived materials, complete feeds for animal husbandry. The products and methods of the invention provide nutritional feed formulations, that reduce or eliminate the need for animal-derived materials. The feeds are useful for terrestrial or aquatic animals, and comprise docosahexaenoic acid and eicosapentaenoic acid.

A nutritive mixed feed without environmental pollution for culturing aquatic animals is prepared from microecological preparation, Chinese-medicinal preparation, enzyme preparation, micropeptide preparation, and the adsorbent of waste N and P. It has high effect to clean water, provide nutrients and prevent and treat diseases.

A method for improving and utilizing the serious saline-alkaline land at seaside includes such areas as digging ponds to build high-level field, arranging water supplying and draining ditches in the field, planting agricultural crops in the high-level field, and culturing aquatic animals in ponds.

The invention discloses a biological integrated purification process for governing black and odorous river channels, which comprises the following steps that: (1) carrying out substrate pre-treatment; (2) building a plant zone; (3) building a water sinking plant colony; (4) supplementing a water source and stocking aquatic animals; (5) carrying out maintenance and management. The traditional aquatic plants are used for realizing the effect of purifying the water quality, in addition, decomposers of microbes in the ecosystem are sufficiently utilized, and the blank and odorous substances can be fast decomposed, absorbed and converted at high efficiency through the microbes. Through the matched use of the aquatic plants and the microbes, the pollutant removal efficiency is maximized.

The invention mainly discloses a river way multipoint water quality monitoring apparatus and a monitoring method therefor. The monitoring apparatus includes a monitoring body, a power apparatus and water collectors. A solar cell panel, a storage battery and a protective cover are disposed on the top surface of the monitoring body. At least three water collectors are disposed under the monitoring body through telescopic rods. A water storage chamber is arranged in each water collector. A water collection port is arranged on the bottom of each water collector and is provided with a sealed cover. A sampling tube is disposed in each telescopic rod. A detection chamber provided with a detection head and a wireless communication module are arranged in the monitoring body. One end of the sampling tube is connected to the water storage chamber. The other end of the sampling tube is connected to a splitting pipe through an electromagnetic valve. The splitting pipes are connected to the detection chamber. The monitoring apparatus is used for performing multipoint auto-monitoring to a to-be-detected water area for a long time instead of manual work. The monitoring apparatus is environment-friendly and economical, has sufficient energy and has wide detection range, can detect multiple water points at the same time and can get many detection data. Water collection and detection are separated into two independent parts, so that damage on the detection head due to aquatic animals is avoided, quality and service life of the monitoring apparatus are improved, and detection accuracy is increased.

A delivery vehicle for bioactive agents and live probiotic microbes to aquatic animals protects the bioactive compounds and microbes from digestion and destruction in the animal stomach. It provides for controlled release of bioactive agents and live probiotic microbes to aquatic animals in the form of dry or wet beadlets with essential nutrients and attractants bound with soluble starch and cross-linked alginate. The bioactive agents and live probiotic microbes can be bound with emulsified high-amylose starch and embedded in the beadlets in the form of microparticles.

The present invention relates to a device for capturing an aquatic animal such as a fish. The device is particularly useful for ensnaring the tail or the body of a fish. More particularly, the invention relates to a device which places a rope around the body or tail of any fish. The device comprises a pole having a circular tube attached at one end of the pole. A rope is removably attached to the inside of the tube such that when the rope is pulled on it is removed from the attachments of the tube and ensnares the body or tail of the fish. The rope has an open end on one end and a noose at the other end.

A floating fish production system for placement within a body of water and being structured and disposed for containing fish and other aquatic animal, plant and algal species, the system including at least one primary containment tank having an arrangement of individual solid wall sections and an arrangement of individual solid floor sections. Flexible membranes span between and connect to adjacently positioned solid wall and floor sections to define flexible connecting joints that allow the individual solid wall and floor sections to move relative to one another in an articulating action. The flexible membranes allow the tank configuration to temporarily deform from a relaxed state in response to externally applied forces exerted on the tank (e.g., waves, wind, current) to thereby absorb the externally applied forces and reduce stress on the structural integrity on the tank. An air lift system including a high volume, low pressure blower and a spaced arrangement of vertically extending air lift pipes delivers water and oxygen from the exterior body of water and into the tank interior. A flexible main drain in a central area at the bottom of the tank connects to a waste recovery system for removing waste produced by the fish and other aquatic species.

The invention discloses an ecological restoration and purification method for landscape water environment which is characterized by comprising the following steps of (1) performing bottom mud sterilization and activation treatment; (2) splashing a microbial flora compound preparation; (3) reconstructing a submerged communities; (4) repairing an aquatic ecosystem food chain; and (5) performing aquatic ecosystem conservation management. According to the ecological restoration and purification method for the landscape water environment, a biological integrated control technology is applied, and the water purification effect is achieved by use of submerged plants; furthermore, decomposers, namely microorganisms in an ecosystem are fully utilized, and multiple types of aquatic animals are put in the aquatic ecosystem, so that the ecosystem food chain is perfected, various aquatic species promote and restrict one another, the whole riverway, lake, pond and wetland system is kept in dynamic balance for a long time, the original self-purification capability of the aquatic ecosystem is restored, and a long-term stable effect is achieved.

The described invention is an integrated multi-trophic farming process and methods thereof that creates a linkage between aquaculture, hydroponics, agriculture, and algae production. The process and methods described herein enable one skilled in the art of aquaculture, agriculture, hydroponics, and/or algae production to integrate aquaculture practices with their respective industry. The process and methods described within are applied to freshwater, brackish, and/or saltwater aquaculture production systems. The processes and methods described herein enable one skilled in the art to produce fish and/or aquatic animals in conjunction with plant and/or algae crops with less consumption of water, feed, and/or fertilizers when compared to conventional open source farming practices such as but not limited to aquaculture, agriculture, and/or algae production

The invention relates to a method for constructing a deep pool and a shoal in a straight river channel. In the method, a spur dike is arranged on the left bank side of the straight river channel, a bank slope on the opposite bank of the spur dike is protected by riprap, a diving guide wall is arranged on the left and right banks of the downstream side of the spur dike respectively, the discharge cross section of the river channel is shortened by the spur dike to increase the flow rate of water flow, the bottom of a river bed of a river reach between the diving guide walls on the downstream side of the spur dike is continuously scoured to naturally form the deep pool, and a dead water area or slow flow water area formed between the diving guide wall and the river bank becomes the shoal through long-term deposition. The method has the advantages that: the deep pool is naturally formed and becomes a rest place for aquatic organisms such as fishes and the like, and can become a shelter for the aquatic organisms such as the fishes and the like in a flood period; plants can be planted on the shoal, and the shoal can become an organism habitat different from the deep pool; and the complexity of a river channel structure and water conservation condition diversity can be increased or repaired, and river biodiversity, population composition and rare species conservation are facilitated.

The invention discloses anti-stress feed additives. The compositions of the anti-stress feed additives are: 15 to 30 percent of astragalus polysaccharides, 15 to 30 percent of radix scutellariae glucoside, 10 to 20 percent of pennyroyal wrappage, 10 to 20 percent of honeysuckle extract, 0.5 to 5 percent of vitamin C, 0.5 to 5 percent of vitamin E, 0.001 to 0.02 percent of chromium picolinate, 0.05 to 0.3 percent of zinc oxide, 0.1 to 1 percent of arginine, 1 to 5 percent of tryptophan, 1 to 5 percent of glutamine, 1 to 5 percent of sodium sulfate, 1 to 3 percent of calcium iodate, 1 to 3 percent of sodium selenite, 1 to 3 percent of potassium dihydrogen phosphate, the balance being auxiliary materials. The anti-stress feed additives are added into poultry feed according to the ratio of 0.1 to 0.3 percent. The anti-stress feed additives have the advantages that: firstly, the anti-stress feed additives can reinforce the anti-stress capability of poultry, and are particularly suitable for reinforcing the cold stress capability and the heat stress capability; secondly, the anti-stress feed additives can quickly replenish electrolyte loss caused by dehydration, and quickly recover the osmotic pressure of cells and adjust the acid-base balance in the body; and thirdly, the anti-stress feed additives can reinforce the anti-positioning capability of water bodies of the aquatic animals.

The invention relates to an ecological restoration and purification method for water of lake and pool wet land. The method is characterized by comprising the following treatment steps sequentially: a first stage, a second stage and a third stage, wherein the first stage comprises the steps of pumping the water of the lake and pool wet land to dryness sectionally, performing activity, disinfection and dehydration treatment on sludge of the lake and pool wet land, prefabricating and mounting a submerged aeration facility, planting a submerged vegetation community, and filling in the water of the original lake and pool wet land; the second stage comprises the step of putting water purification bugs into the water for treating suspended matters in the water and purifying the water, such as algae and detritus; and the third stage comprises the steps of planting floating-leaved plants in the water, and configuring aquatic animals capable of eating partial aquatic plants for restoring a food chain of a water ecosystem. The method can ensure that the restored or purified water can reach a Category III or above primary indicator of Environmental Quality Standards for Surface Water (GB 3838-2002); the water purification effect is enduring; and both a symptom and a root cause are treated.

An aquatic animal morphological character damage-free rapid measuring method belongs to the technical field of aquatic animal measuring methods, which is characterized in that the method comprises the following steps: a standard graduated scale is laid beside the aquatic animal to be measured and a clear image is shot with a digital camera; the image is led into a computer image processing software to determine the ratio X between the unit length of the standard graduated scale and the correspondent image distance; correspondent frame measuring fixed points are selected on the image profile and the image distance L1 between the points measured is measured according to the measuring requirements of aquatic animal morphological characters of different types when the image size is kept unchangeable; the actual distance L0 between the points measured is calculated according to the computing formula that L0 is equal to X*L1. The measuring method realizes the rapid, accurate and damage-free measurement of the shapes of living aquatic animals, which has important meaning for improving the work efficiency of object aquatic animal morphological research and provides possibility for the measurement and tracing observation of the aquatic animal living body.

The invention discloses a disease-resistant growth promoter for aquatic animals and a preparation method thereof. The disease-resistant growth promoter is characterized in that a novel environmentally-friendly feed additive is prepared by combining the traditional Chinese medicine with a modern microbial transformation technology. The preparation method comprises the following steps: mixing dandelion, licorice root, lightyellow sophora root, barberry root and the like after crushing and screening; adding bran, soybean meal, corn flour and water as a fermentation culture medium, regulating thepH value, sterilizing, cooling, adding a strain, and fermenting; and drying after the fermentation is finished. The disease-resistant growth promoter for the aquatic animals is formed by virtue of beneficial combination of the traditional Chinese medicine and probiotics, can be used for replacing antibiotics and has the effects of resisting bacteria, preventing verminosis, resisting virus, improving the immunity, promoting the growth of the aquatic animals and the like; no toxicity, no side effects, no pollution, no residue and no drug resistance are produced during the long-term use of the disease-resistant growth promoter; and the effects are stable and reliable, and the requirements of people on safe production of aquatic products can be met. The disease-resistant growth promoter for the aquatic animals can also be applied as a veterinary drug by improving the using dose.

The invention discloses a method for comprehensive treatment of a town river way. The method comprises exogenous pollution control: sewage draining outlet pretreatment and branch surge pretreatment; endogenous pollution removal: bottom mud pollutant treatment and biological purification of polluted water; in-situ remediation of a river channel ecological system: ecological restoration of aquatic plants and restoration of aquatic animals; and supplemented feeding of an efficient microbial agent and ecological restoration monitoring of the river channel. A staged treatment principle is adopted for the method for comprehensive treatment of the town river way, conditions are created positively to gradually reduce river channel pollution; through the exogenous pollution control, the endogenous pollution removal, the in-situ remediation of the river channel ecological system, later period maintenance and ecological regulation and the like, a water system is made smooth, the river channel is made clean, the ecological system is established artificially, the self-cleaning capacity of the river channel is restored gradually, healthy water circulation of the river channel is achieved, biodiversity is promoted, and virtuous circle of the town and country environment and the ecological system is promoted.

Embodiments of the present invention provide improved aquaculture products and methods of producing such aquaculture products by incorporating healthier lipids containing stearidonic acid and gamma linolenic acid into the aquaculture feed. This in turn improves the health profile of the aquatic animals promoting growth and limiting commercial losses. Furthermore, embodiments of the present invention provide methods for producing said products. In one embodiment of the invention, an aquaculture animal may be fed a feed comprising a transgenic plant product. In other embodiments of the invention, cold water fish meat, warm water fish meat, and crustacean meat products comprising SDA, GLA, EPA, and DHA are disclosed. In further embodiments of the invention, other aquaculture feed products comprising SDA, and GLA are disclosed.

The present invention belongs to the technical field of water ecological restoration, and specifically discloses a rapid method for constructing a river way water ecosystem, the method includes the following steps: 1, collecting of to-be-repaired river way water ecological information; 2, detailed analysis of pollution information, sewage interception reoxygenation and blackness and odor removal by microbial decomposition; 3, planting of emergent proper aquatic plants, submerged plants and the like according to water and hydrological information; 4, control of algae by aquatic animals; and 5, water ecosystem maintenance; wherein aquatic plants are usually harvested in November each year, and plant body residues are cleaned up in early spring. Through combination of an ECO-EGG plug-flow aerator and the constructed river way water ecosystem, physical, chemical and biological-ecological approaches are effectively combined for phased treatment, water quality is rapidly improved, water eutrophication is controlled, water self-purification capacity can be improved, the water ecological structure and function can be restored, water quality can be long term and effectively improved, meanwhile the effectiveness, long effectiveness, economical efficiency and ecological compatibility of polluted water treatment can be unified.

The invention discloses a system for purifying and circularly utilizing water in a fish aquaculture pond, and the system comprises an ecological channel, a secondary purification tank, a tertiary purification pond and a culture pond, and the ecological channel, the secondary purification tank and the tertiary purification pond are respectively provided with aquatic plants and aquatic animals having a purification effect. The invention also discloses a method for purifying and circularly utilizing the water in the fish aquaculture pond, and the method is characterized in that by utilizing the system, the water is sequentially purified in three levels and then enters the aquaculture pond through the power, and waste water in the aquaculture pond is re-discharged into the ecological channel to form the circulation of the entire culture process water. Through the three-level purification, the internal circular purification of the aquaculture water can be realized, the dependence on external water can be greatly alleviated, no pollutant is discharged, environmental friendliness can be realized, the health development of the aquaculture can be realized, a majority of the aquatic plants and the aquatic animals are cash crops, and the culture benefit can be effectively increased; and moreover, simplicity in operation is realized, the cost is low, and popularization in different types of ponds can be realized.

The present invention discloses a fully soluble aquatic fertilizer and its preparation method and pertains to aquaculture field. The aquatic fertilizer of the present invention comprises monoammonium phosphate 15-45%, sodium humate 12-20%, sodium silicate 5-12%, compound premix 8-13%, and urea 30-40%. The compound premix is mainly composed of trace elements. Firstly, the aquatic fertilizer of the present invention has comprehensive nutrition and balanced formula; secondly, the present invention has high dissolution speed and utilization rate; thirdly, the present invention features simple use method, small use amount, sufficient content, long lasting time and low cost; fourthly, the present invention can not only promote the mass propagation of food organisms of aquatic animals but also specifically cultivate helpful algae, improve water quality, increase dissolved oxygen, effectively avoid pond poisoning, reduce diseases, lower feed coefficient and enhance fish immunity; the present invention is green and environment-friendly, and has stable quality and no harm on human and animal and no pollution on environment.

The invention relates to a purification method of controlling a foreign pollution source and ecologically restoring a black-odor riverway. The purification method adopts a process combining processes of pretreating sewage outlet wastewater by virtue of a biofilm purification device, planting aquatic plants in the riverway, stocking aquatic animals, installing aeration oxygen increasing equipment and the like. Compared with an existing river ecologic restoration process, the purification method can be used for effectively controlling a sewage outlet of a small size polluted riverway to be adapted to great fluctuation of the riverway water quality and the climate conditions, has strong adaptability to the water quality variation, is good in resistance to shock loading and can be used for effectively removing the phenomenon of black-odor river water as well as has a relatively good effect of removing organic carbon, nitrogen and phosphorus; According to the purification method, the treated effluent quality is stable, the engineering investment is little, the running cost is low, and the purification method is suitable for treating riverway waters with various pollutions.

The invention relates to a process for preparing antiviral or antibiotic essence for the prevention and treatment of bacterial and virus mixed infectious diseases of livestock, fowl and aquatic animals, which consists of mixing Chinese herbs of Bupleurum root, rhubarb horsetails, Coptis chinensis, baikal skullcap root, Chinese angelica root, clerodendroa cyrtophyllum and cordate houttuynia, lixiviating with 80-90% alcoholic solution, charging one or more antiviral or antibiotic elements.