Aquaculture Patents for Sale or License

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System for Reducing the Number of Predator Fish

ABSTRACT The system includes a capsule member made from a material which is not dissolvable in water but is dissolvable in the digestive fluids of a predator fish. The capsule contains a material which, following ingestion by a predator (game/sport) fish, results in death of the predator fish. A co...
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Energy Efficient Lighting Apparatus and (Horticulture) Use Thereof

What is claimed is: 1. A lighting apparatus for providing substantially uniform light distribution, the apparatus comprising: an elongate reflector housing with an inner surface having a substantially constant profile in cross section which is generally concave, an optical center being defined at ...
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Methods for the Conversion of Fish Waste from Aquaculture Systems to Methane Via a Modified Uasb Reactor.

A process for treatment of sludge made up of saline organic solids or organic waste produced in a saltwater or brackish aquaculture system is described. The process includes use of a modified reactor, operating under anaerobic conditions, which yields methane from the digestion of the saline organic...
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Method and System for Identifying Shellfish

The invention relates to a method which allows identifying shellfish by- forming a mark (6) on the carapace or shell of the animal (5) to be identified by means of applying a laser beam (4). By means of this method it is possible to identify crustaceans, mollusks or any other animal provided with a ...
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Controlled Biosecure Aquatic Farming System in a Confined Environment

The present invention relates generally to improving the bio security and the stability of intensive recirculating aquatic farming systems for instance by hard and soft sensing and control of the pH and alkalinity in an aquatic farming system and in response thereto optimal pH and alkalinity normali...
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Use of No and No Donors for Terminating Dormancy in Invertebrates

The present invention relates to a method for terminating dormancy in an invertebrate, wherein said invertebrate is brought in contact with nitric oxide and/or a nitric oxide donor. The method can be used in pest management of unfavourable species, in eliminating dormant stages of aquatic invertebra...
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Method of Protecting a Surface from Biological Fouling

The present invention relates to a method of protecting a surface from biological fouling. The present invention finds particular application in the protection of the surface of objects that are used in aquatic environments, particularly marine environments. The present invention also relates to kit...
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Feed Additives for Aquaculture and Aquarium Culture

The present invention refers of feed additives for aquaculture and aquarium culture. These additives comprise the amino acid, 1-methyl-L-tryptophan, or its isomers with the objective of improving the attractiveness of feeds used in aquaculture and aquaria for fish, as well as other aquatic organisms...
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Active Wildlife Ladder

An unpowered device for providing an aquatic wildlife ladder for giving passage upstream and downstream for animals and fish. An example comprises an upright or substantially vertically mounted housing containing one or more substantially helical surface(s) over which water may flow, providing a con...
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Apparatus and Method for Influencing Fish Swimming Behaviour

An enclosure, method and apparatus for influencing the swimming behaviour of fish is disclosed. The enclosure defining a space within which the fish can swim, said enclosure having a series of light output members disposed along a path, said light output members being operable to provide a moving vi...
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Sex Control in Shrimp and Prawn Aquaculture

Description A novel approach to isolate the Androgenic sex hormone (AH) from the crustacean freshwater prawn and marine shrimp using in vitro glandular secretion of the AH from AH-producing Androgenic glands. Yields in commercially important, female-superior, sexually dimorphic shrimp can be dramati...
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Extraction and Purification of carotenoid compounds from biomass

Commercial opportunity: A proven process technology for the removal of carotenoid and other pigments from biomass, concentration, purification and packaging in accordance with EU specifications. What is it that is novel and inventive about the invention? New low cost system, mutliple products,...
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