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| Number | Title | Issue Date |
| 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 tiers are comprised of frame assemblies formed of upper and lower open fr... | 10/11/2011 |
| 7357097 | Device for shellfish farming Device for cage (1) for shellfish farming, where the cage is placed in the sea or in a tank with water and where the cage's one side (11) is provided with openings, for instance a grid (13) and where the cage's other sides (3, 5, 7, 9) pr... | 04/15/2008 |
| 7201114 | Apparatus for guiding aquatic crustaceans by utilizing their biological tendency responding to bright and dark contrast Apparatuses for directing the displacement of aquatic crustaceans are provided and are particularly used to carry out the methods for attracting the motion of aquatic crustaceans after feeding by utilizing their biological tendency responding to a bright and dark co... | 04/10/2007 |
| 7174850 | Multi-layered aquaculture system By directing the none-molting crustaceans to move into a predetermined area in a culture tank, the present invention discloses a multi-layered aquaculture system with shallow-water containers which is based upon the utilization of the methods and apparatus to elimin... | 02/13/2007 |
| 7114461 | Method for raising aquatic animals A method of culturing aquatic animals utilizes a habitat including at least one habitat unit, each habitat unit being constructed of a plurality of concentric tubes with a fixed radial spacing. The habitat is immersed in an aquatic environment containing larvae of a... | 10/03/2006 |
| 7000567 | Method for guiding aquatic crustaceans by utilizing their biological tendency responding to bright and dark contrast A method for directing the displacement of aquatic crustaceans after feeding by utilizing their biological tendency responding to a bright and dark contrast is provided. This method comprises steps to generate the visual effect of this bright and dark contrast at a ... | 02/21/2006 |
| 6974042 | Nestable and/or liftable rack Rack includes a left upright frame, a right upright frame, and a connector extending between and joining the left and right frames. The connector defines at least one (1) passage extending along the left upright frame, for example, so that another rack may be nested... | 12/13/2005 |
| 6962130 | Garden pond shelter reef An artificial pond reef is formed from sheet material into the shape of an inverted tub. It includes a peripheral base portion, upstanding sidewalls, and a roof. The base portion includes a horizontal flange extending out from the sidewalls. The sidewalls extend up ... | 11/08/2005 |
| 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 the buoyancy of the apparatus by filling, totall... | 05/17/2005 |
| 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 section of the tube defines a water course. The tube is closed at bot... | 12/07/2004 |
| 6712023 | Culture of sessile marine animals Sessile marine organisms are a source of many marine pharmaceuticals. A method of producing such a marine pharmaceutical is provided which involves positioning a plurality of like substrates in sea water, growing the organism on the plurality of substrates, harvesti... | 03/30/2004 |
| 6582612 | Plankton mitigation system A method of mitigating plankton from fish pens moves denser cleaning water from a selected depth into the pen and discharges it to flow horizontally across the pen, but with a downward component and at a sufficient velocity so that the cleaning water swee... | 06/24/2003 |
| 6544560 | Culture of sessile marine animals Sessile marine organisms are a source of many marine pharmaceuticals. A method of producing such a marine pharmaceutical is provided which involves positioning a plurality of like substrates in sea water, growing the organism on the plurality of substrate... | 04/08/2003 |
| 6467424 | Submersible system for analyzing underwater habitat quality A submersible system is provided for isolating a volume of water located above an underwater substrate and for analyzing the volume of water. The system includes a tent having a shape enclosing an area of underwater substrate and a volume of water immedia... | 10/22/2002 |
| 6230646 | Deep ocean, mid-water farming apparatus A deep ocean, mid-water farming apparatus, for propagating bi-valves, kelp and sea weed comprising a plurality of air-containing tanks arranged in a frame and including a lower frame element and an upper frame element, a device for anchoring the tanks in ... | 05/15/2001 |
| 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 formed with a cylindrical side wall 14 and a bottom subme... | 04/17/2001 |
| 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 development as well as mitigate the damage caused by futu... | 07/18/2000 |
| 6056476 | Near off-bottom cultivation of kelp forests A combination of old and new features to cultivate seaweed on the sea bottom comprising the steps of cultivating in a laboratory sporophytes and fixing them on lines, setting anchors on various water bottoms, installing near off-bottom artificial substrat... | 05/02/2000 |
| 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. The habitat offers substrates for use in the aquaculture of... | 03/23/1999 |
| 5860392 | Artificial habitat for lobster A lobster habitat includes one or more elements made of a sea water resistant material that are provided with recesses in their opposite largest surfaces which are intended to form hiding-places for lobster fry.... | 01/19/1999 |
| 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 elements are composed of tubes containing solid rods which a... | 05/10/1994 |
| 5213058 | Recoverable aquaculture habitat utilizing pneumatic tire casings An artificial stone crab habitat is constructed of used pneumatic tire casings which are modified to allow easy access for harvesting and cleaning operations. Multiple tire casings are stacked and tethered together with a rope or cable harness.... | 05/25/1993 |
| 4997311 | Artificial reef An artificial reef of lightweight construction employs a dome-shaped, thin-walled enclosure of plastic material having apertures therein to permit acquatic life to enter and exit. The enclosure has a circular perimeter that is provided with a circumferent... | 03/05/1991 |
| 4982697 | Aquatic net pen and method A net pen or cage for containing aquatic animals. The pen has a light-weight inexpensive net cover for the top which keeps predators out. The cover is easy to apply and remove and yet is held securely in place by means of studs or posts extending upwardly... | 01/08/1991 |
| 4736708 | Portable habitat and havesting apparatus for stone crabs, lobster and crayfish A portable habitat and harvesting apparatus for marine life such as stone crab, crayfish, lobster and the like deployable on the water bottom and comprising a length of flexible cord connectable at each end to a separate end weight. A plurality of hollow ... | 04/12/1988 |
| 4449479 | Crayfish, harvesting, sheltering and spacing apparatus An apparatus for spacing crayfish more evenly in a water pond and, at the same time, providing protection from predators during times of low water is disclosed comprising a submersible, hollow dome-shaped structure having at least one opening in its side ... | 05/22/1984 |
| 4424641 | Feed pot lid A feed pot lid preferably of one piece, the center of which is approximately three fourths round with the remaining one fourth of the center part being straight, the straight part having an extension therefrom which points away from the center, then loops... | 01/10/1984 |
| 4337727 | Modular cage system for underwater use A vertical housing and feeding structure for raising mariculture and other underwater animals. Tiers of feeding tubes, each of a successively longer length, form a backbone structure to which cages may be selectively connected. Each cage is connected alon... | 07/06/1982 |
| 4266509 | Method and apparatus for offshore depurating habitat for shellfish An open framework enclosure is provided and defines a plurality of laterally spaced side-by-side sets of vertically spaced elongated horizontal cavities open at one set of corresponding ends. At least one open top tray is slidingly removably received in e... | 05/12/1981 |
| 4259926 | Method and apparatus for rearing of planktonic larvae of marine animals A method and apparatus for the field rearing of planktonic larvae of marine animals involving suspending a field culture enclosure in oceanic tidal waters, stocking the enclosure with larvae of a preselected species of marine animal, permitting the enclos... | 04/07/1981 |
| 3933124 | Artificial habitats Artificial habitats for rearing aquatic fauna and the like. The habitats comprise a plurality of structures deposited on the bed of a body of water. Each structure comprises longitudinal members of thermoplastic material characterized by a helicoidal shap... | 01/20/1976 |