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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...
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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...
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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...
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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...
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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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5477813 |
Plant for farming fish and shellfish
The invention provides a plant for the storage of fish and shellfish that includes a net cage for submerging in a body of water. The cage includes a floor section, surrounding walls with bottom...
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5450818 |
Floating fish cultivating system and related method
Provided is a system for cultivating fish generally encompassing a container for water and fish, a pumping system for adding water to the container, and a separating device which directs the water...
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5438958 |
Platform supported mariculture system
The preferred embodiment of the present invention teaches an open water mariculture facility wherein there is provided a central platform/support structure from which uniformly emanates a plurality...
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RE34971 |
Spar buoy pen system
A spar buoy pen system formed of a net pen, vertical spar buoys, and anchors. The spar buoys are formed of elongate tubular columns having a center of ballet above the center of gravity to float in...
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5359962 |
Center-Spar fish pen
A spar-buoy pen includes a net that is held open by a single elongated, substantially vertically oriented center spar. The pen of this invention includes either a fixed center spar or a floating...
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5329719 |
Fish raceway apparatus and method
A floating fish raceway apparatus (10) for raising and harvesting fish in a body of water, the fish raceway apparatus having a frame (11), a flexible mesh cage (12) depending from the frame (11)...
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5309672 |
Submerged platform structure for open ocean macroalgal farm systems
Disclosed is an open ocean farm structure for attachment of macroalgal plants. The farm structure is made up of linear elements connected with nodes to form a three dimensional truss. The linear...
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5299530 |
Submergible fish cage
A submergible fish cage comprising: a float; a fish cage; at least one (1) anchor weight; and at least one (1) cable, one end of the cable attached to the float element, a middle portion of the...
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5172649 |
Device for breeding fish in the open sea
Device for breeding fish in the open sea, comprising a floating cage to which is suspended a netted bag, characterized in that said frame consists in two concentric flexible frames connected by...
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5095851 |
Method and apparatus for mariculture utilizing converted hopper barges or the like
A new and unique method and apparatus for the farming of redfish and the like. The exemplary embodiment of the present invention teaches an apparatus comprising a converted hopper barge retrofitted...
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5092268 |
Habitat for raising aquatic life
A habitat for raising aquatic life such as fish, monitors the temperature and the dissolved oxygen content of the water therein and introduces water from the epilimnion to increase the dissolved...
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5007376 |
Spar bouy pen system
A spar buoy pen system (10) formed of a net pen (14), vertical spar buoys (16), and anchors (18). The spar bouys (16) are formed of elongated tubular columns having a center of ballast above the...
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4957064 |
Offshore fish cage for farming fish
An offshore fish cage for farming fish comprises a polygonal frame composed of a multiplicity of frame elements. An upper net is hung down from the polygonal frame and is slackened enough so that...
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4936253 |
Marine fish farm
A marine fish farm includes a submersible cultivation cage having a rigid cylindrical body having annular rings spaced from each other within the cylindrical body and connected to each other by...
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4930444 |
Apparatus and method of fishing for swimming fish
A method of fishing for swimming fish while nourishing the fish with sea water containing plankton and apparatus therefor. Fish eggs are individually disposed in openings in trays which are fed...
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4920921 |
Modular aquaculture fish pen assembly with slidable divider
A modular marine flotation collar for aquaculture applications is disclosed. Component collar segments are sealed by bulkheads including a connecting flange. Standard component collar segments may...
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4909186 |
Fish cage for cultivating fish
A fish cage for cultivating fish comprises a hull shaped vessel composed of outer side platings, inner bottom platings, screen bulkheads and a deck. A device for floating a hull shaped vessel on...
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4892059 |
Apparatus for exchanging a net of fish cage for farming fish
A fish breeding apparatus with an exchangeable net comprises a hull shaped fish cage with side platings, a bottom plating, screen bulkheads and a deck. A pay out roller for paying out a net into...
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4886015 |
Modular flotation support collar assembly for aquaculture fish pen
A modular marine flotation collar for aquaculture applications is disclosed. Component collar segments are sealed by bulkheads including a connecting flange. Standard component collar segments may...
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