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8424491 |
Containment pens for finfish aquaculture
A containment pen for finfish aquaculture, comprising a supporting structure, a net attached to the supporting structure and defining a containment volume for containing finfish, wherein the net...
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8371245 |
Aquaculture production system
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...
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8336499 |
Foldable aquaculture net
An aquaculture net forming an open basket has a front wall, a left side wall, a right side wall, a back wall, and a bottom. The front wall, the left side wall, the right side wall, and the bottom...
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8302564 |
Aquaculture net with polygonal bottom
An aquaculture net for a circular raft and a polygonal bottom, preferably octagonal bottom is provided. The advantages are an increase in volume and an even load distribution.
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8267045 |
System and method for aquaculture of marine life forms
Disclosed is a system for aquaculturing marine life forms such as coral utilizing a rotating tray that exposes the marine life forms to variable water flow conditions during each revolution of the...
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8261697 |
Cage net
A cage net (3) includes a plurality of screen sheets (31) each having an upper section (311) and a tapered lower section (312). The upper sections (311) are interconnected side by side to form a...
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8235629 |
Submerged floating foundation with blocked vertical thrust as support base for wind turbine, electrolyser and other equipment, combined with fish farming
A submerged buoyant floating platform with blocked vertical thrust. Above the platform an electrolyser may be placed inside a hollow container. Under the platform may be a hollow container filled...
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8230813 |
Method and apparatus for transporting migratory fish
A cage allows fish to be moved under water in a river from a hatchery to a location at or near the river's mouth. The cage side walls contain openings which allow water to pass through the cage as...
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8210125 |
Aquaculture net with different densities of weight
The invention relates to an aquaculture net (30) comprising wires (32, 34, 36) of lighter weight or smaller diameter towards the bottom of the net. The advantage is an aquaculture net with a...
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8171886 |
Structure used in seawater, copper alloy wire or bar forming the structure, and method for manufacturing the copper alloy wire or bar
A fish cultivation net 3 has a rhombically netted form made by arranging a large number of waved wires 6 in parallel such that the adjacent wires are entwined with each other at their curved...
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8042491 |
Weedless fish structure
The Weedless Fish Structure is a simple, waterproof, hardened acrylic structure that is submerged in water to provide camouflage and shade cover for game and feeder fish in areas where the body of...
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8033250 |
Marine habitat systems
A marine habitat system comprising one or more assembled units, each formed of a flotation element and a plurality of habitat tiers fixed to and spaced below the flotation element. The habitat...
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8028660 |
Automated positioning and submersible open ocean platform
An open-ocean fish-growing platform has a submersible cage structure for growing fish, an antenna for receiving positioning signals transmitted from an external source, a position-correction...
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8006645 |
System and method for aquaculture of marine life forms
Disclosed is a system for aquaculturing marine life forms such as coral utilizing a rotating tray that exposes the marine life forms to variable water flow conditions during each revolution of the...
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7992522 |
Offshore aquaculture system
The present invention provides for an off-shore unitary fish farming apparatus, including: a plurality of floatable fish containers aligned sequentially having attachment means for flexibly...
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7748349 |
Submersible cage and system for fish farming
A submersible rotatable cage for fish farming comprises a central axle, a buoyant structure positioned about the central, a netting attached to the buoyant structure and an actuator in operable...
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7743733 |
Offshore aquaculture system
The present invention provides for an off-shore unitary fish farming apparatus, including: a plurality of floatable fish containers aligned sequentially having attachment means for flexibly...
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7650856 |
Submersible farm
The invention relates to an improved submersible mollusc farm consisting of a self-supporting frame which is formed with an “H” plan floating structure comprising beams with support arms for the...
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7624703 |
Method and device for removal of ammonia and other contaminants from recirculating aquaculture tanks
A method for reducing ammonia concentration in an aqueous medium caused by the presence of fish gill/urine discharge, fish faeces and uneaten organic fish-feed particulate matter in recirculating...
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7284501 |
Containment pens for finfish aquaculture
A containment pen for finfish aquaculture, comprising a supporting structure, a net attached to the supporting structure and defining a containment volume for containing finfish, wherein the net...
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6978735 |
Artificial fish habitat
An artificial fish habitat (10) comprises an open framework (12) including a plurality of layers (14). The layers (14) each include an open portion (20) and are generally aligned so that the open...
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6892672 |
Apparatus for breeding fish in open sea
Fish-breeding apparatus (10), which comprises a frame, supporting one or a plurality of breeding cages (11) and provided with hollow buoyancy elements (17), and at least one device for controlling...
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6827036 |
Aquaculture
Aquaculture apparatus includes an elongate tube of flexible translucent plastic material which extends longitudinally along level ground. The tube is inflated and air supported. At least the lower...
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6581543 |
Inner valves for fish cage
A fish cage having one or more air-tight buoyancy rings (1) being entirely or partially hollow, with water valves (20) for inlet and outlet of water, and air valves (3) for injection and outlet of...
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6520115 |
Support platform and structure for fish farming (“artificial island reef platform”)
A structure designed for raising large (commercial) quantities of pelagic fish. The structure, called an “Artificial Island Reef Platform” or “AIR Platform” is comprised of floating platfor...
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6481378 |
Fish farming system and method
The invention provides a deep-water fish farming system comprising a fish cage of controllable buoyancy having one or more chambers, which can be submerged and refloated at a controllable rate to...
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6443100 |
Debris separating system for fish pens
A debris separating system for separating debris in a fish tank is formed by a standpipe extending up through the bottom of tank at the center of tank and terminating in an open end. A cover covers...
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6386146 |
Aquaculture method and apparatus
An aquaculture cage including a buoyant upper support for disposition at the surface of a water body; a side wall having an upper edge secured to said upper support so as to project below the...
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6325020 |
Fish sizing sonar system
Apparatus for producing an objective assessment of the size of fish in an aquaculture setting. The apparatus includes a sonic transducer (30) with a transmitter that is driven to generate...
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6244218 |
Aquatic structure and method
A structure is provided for promoting growth of aquatic species for aquaculture operations and other purposes. The aquatic structure may have a buoyant member, a flexible sheet, and flexible strips...
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6216635 |
Apparatus and method for lifting a net of an aquaculture pen and an aquaculture pen incorporating same
Aquaculture pen 10 includes a frame 12 suspending a net 14. The frame 12 is sufficiently buoyant to suspend the net 14 without sinking below the level of the water in which it floats. The net 14 is...
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6089191 |
Marine habitat systems
A family of man-made marine habitat systems and methods are disclosed for placement in various waterways to restore the natural marine environments that have been previously destroyed by commercial...
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6044798 |
Floating aquaculture apparatus
A modular apparatus for cultivating marine animals caged within rearing units submerged in a body of water of the natural environment of the animals includes a row and column structure that floats...
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5970917 |
Marine aquaculture apparatus
Marine aquaculture apparatus comprises a submersible torus-shaped enclosure having perforations therein. Structure is provided for raising the torus-shaped enclosure to the surface of a body of...
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5884585 |
Underwater high relief fence habitat
A fence-like habitat for sheltering and feeding fish, and practicing aquaculture. The fence serves as a shield for small and juvenile fish which seek protection from predators and water movement....
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5845602 |
Device for lowering and raising a fish rearing unit
A float collar, comprising inner and outer float rings mounts the fish rearing unit for selective raising and lowering utilizing valve controlled air and water inlets and outlets leading to...
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5797348 |
Feed method and apparatus for fish farms
An apparatus for feeding fish includes a member operable to be disposed in a body of water. The member has a wall for containing fish food and for defining a feeding area and the wall has upper and...
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5785002 |
Submersible breeding structure
A submersible structure for breeding piscicultural species in any aquatic environment that includes at least one frame member shaped and devised to accommodate a plurality of bunches of fibers. A...
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5769027 |
Aquaculture container and construction
An aquaculture container for raising shellfish is formed of a homogeneous, monolithic monocoque shell by forming one or more openings therein and installing screen, net, or mesh over the...
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5762024 |
Aquaculture system
An aquaculture system for growing aquatic animals such as fish and crustaceans is shown and described. A rigid-walled floating tank is positioned in a body of water, a volume of water being...
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5758602 |
Drift weed trapping and algae growing abalone cage and construction technique
A cage for growing abalone, or other suitable underwater species, includes a ballast device having a device for holding the cage steady in flowing water. The cage is constructed substantially from...
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5715773 |
Apparatus for aquaculture
An apparatus for aquaculture, in particular for rearing water-dwelling fry, which is intended to be placed preferably in flowing water or water with some wave formation, is kept floating with the...
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5713303 |
In situ fish incubator
A fish-cage incubator has a light source for attracting zooplankton therein a mesh barrier that admits zooplankton and excludes predators of fish larvae.
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5660141 |
Process and arrangement for the supply of water to a pond
An apparatus for breeding fish comprises a pool having an impervious annular outer wall for floating in a body of water. A water distributor is located in an upper portion of the pool for directing...
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5653193 |
Device for growing mollusks, in particular oysters
The device for growing mollusks and in particular oysters incorporates at least one element constituting a tray (30) for carrying the mollusks that is disposed within a net (24) of tubular shape...
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5628279 |
Fish cage
A fish cage, comprising: a rigid hexagonal frame enclosed in a grating skin and including a feed tube extending through said grating skin for providing feed to the interior of the cage. The...
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5617813 |
Anchorable mobile spar and ring fish pen
Anchorable mobile pens for growing fish or shellfish that have an elongate central vertical spar buoy surrounded by at least one horizontal net-supporting ring with continuous netting extending...
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5596947 |
Aquaculture apparatus for use adjacent an offshore fixed platform
An offshore aquaculture system for use with an oil or gas well production platform or like offshore structure is provided. The platform is preferably supported in four (4) directions by radially...
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5549076 |
Device for use in a rearing unit
A rearing unit for use in a body of water includes a frame, a net bag held by the frame, a jumping fence mounted peripherally around the frame, a top net attached to the jumping fence to form, with...
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5515813 |
Aquatic cultivator
An aquatic cultivator (12) suitable for culturing aquatic invertebrates, fishes, and the like requiring broad surfaces for attachment, comprising a base (26), a hub (28), and a plurality of...
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