Class 119/217 - Spawning, hatching, and early development

Subclass of Class 119 - Animal husbandry
Definition: Subject matter including method or apparatus relating to
No. of patents: 30
Last issue date: 08/23/2011

Number	Title	Issue Date
8001932	Fish spawning structure An adjustable apparatus for fish spawning that is suspended below a buoyant float system at a predetermined depth. The apparatus is resistant to vertical motion by surface waves, and may provide additional aeration for egg species that require a high level of dissol...	08/23/2011
7503283	Aquatic egg collection research system and related devices for implementing the system The application is directed to an aquatic egg collection research system. The egg collection includes stepped racks that hold a plurality of tanks in a stepped configuration. A stepped fluid conduit assembly and stepped drain respectively supply water to the tanks a...	03/17/2009
7213536	Method for producing short-lived salt-tolerant freshwater baitfish A method for selecting a freshwater fish able to tolerate conditions of varying salinity is disclosed. Fish are first selected by pre-screening for salt-tolerance. The selected fish are bred using techniques essentially described herein. The offspring of the selecte...	05/08/2007
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
7194978	Inducing sterility in fish by disrupting the development of the GnRH system The present invention provides for a method for inducing sterility in fish by administering at least one compound that disrupts the establishment of the gonadotropin-releasing hormone system during early development thereby inhibiting sexual maturity in the treated ...	03/27/2007
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
7094417	Fish hatching method and apparatus The invention is a method and kit for conducting a rapid toxicity test. Methods and kits according to the invention include an animal or plant species in diapause. ...	08/22/2006
7082893	Aquaculture nitrogen waste removal The present invention relates to a two-stage biofilter reactor system for removing nitrogenous compounds from a recirculating aquaculture system. The system includes a aerobic nitrification unit and a downstream anaerobic denitrification unit, wherein both units hav...	08/01/2006
7069876	Methods for raising pre-adult anadromous fish Methods, compositions and kits for improving the raising of pre-adult anadromous fish, or preparing pre-adult anadromous fish for transfer to seawater. The methods involve adding at least one Polyvalent Cation Sensing Receptor (PVCR) modulator to the freshwater in a...	07/04/2006
7055461	Methods for growing and imprinting fish using an odorant The present invention relates to methods of imprinting fish in freshwater with at least one odorant for the fish and causing the imprinted fish to react to the odorant in seawater, wherein the fish are maintained in freshwater prior to transfer to seawater, The meth...	06/06/2006
7029577	Aquaculture system A self-contained aquaculture system comprising a modular building defining a first main chamber for containing fish or marine invertebrates, a second swirl chamber comprising a primary filter communicating with the main chamber for removing solids from the main cham...	04/18/2006
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
6932025	Scalable fish rearing raceway system A scalable fish rearing raceway system is provided, incorporating a fish containment structure having two semi-circular end sections, and two or more parallel fish raceways, surrounding a central zone for housing water treatment systems and a secondary fish crop. He...	08/23/2005
6443097	Recirculating marine aquaculture process A high efficiency recirculating marine aquaculture process for producing fish at variable yield densities of up to 60 kg/meter3 of the aquaculture tank, including fish that spawn under short photoperiods such as gilthead seabream (Sparus aurata...	09/03/2002
5722346	Smolting feed A fish feed composition to reduce mortality and/or improve growth in juvenile salmon upon transfer to seawater. The fish feed includes L-carnitine in admixture with juvenile salmon feed compositions sufficient to improve gluconeogenesis and/or glycogen re...	03/03/1998
5660140	Method and system for using coal mine water runoff by raising cold water fish therewith A method and system are provided for using coal mine water effluent and for raising cold water fish. The method involves aerating coal mine water effluent having a water temperature of from 12 degrees Celsius to 15 degrees Celsius, and directing the water...	08/26/1997
5568790	Worm trap for a breeding tank assembly A worm trap for use in an aquarium for trapping worms. The worm trap includes a tube assembly having a pair of openings at the ends of the assembly. A chamber is located within the assembly and is adapted to contain a food morsel. At least one end wall of...	10/29/1996
5181479	Fish egg and larvae collection system A system for continuously collecting and preserving fish eggs and larvae by pumping, concentrating, separating, and preserving samples for a specific period of time or volume. Water containing fish eggs and larvae is pumped by a centrifugal pump through s...	01/26/1993
5076209	Breeding apparatus A breeding apparatus comprising a breeding water tank, an ozonizing device, an activated carbon device and a breeding water circulating device wherein breeding water of sea water or a mixture of sea water and plain water is circulated in series in these d...	12/31/1991
5048458	Method of breeding fish There is disclosd a novel method which, based on the brief application of electrostatic fields, induces to lasting useful and desirable properties in fish, which properties cannot otherwise be induced at all or can only be induced by dint of substantial a...	09/17/1991
5046452	Method and apparatus for breeding roes or eggs of aquatic animals A method for breeding roe or eggs of aquatic animals, e.g. fish, comprising maintaining the roe or eggs in an oxygen-containing gaseous environment, e.g. air, in direct contact with the gas of the oxygen-containing gaseous environment, and humidifying the...	09/10/1991
4934318	Method of lamprey control A method of controlling the population of sea lamprey wherein a suitable treatment site is chosen and rocks of a sufficient size and concentration are then introduced to the floor of the watercourse to create an inhospitable environment for spawning lampr...	06/19/1990
4697546	Method for production of tetraploid channel catfish A method for the induction of tetraploidy in channel catfish by heat-shocking fertilized eggs is described. Fertilized catfish eggs are treated after a preliminary incubation period and prior to first cell division cleavage by immersing the fertilized egg...	10/06/1987
4509458	Process of sea-ranching salmon and the like This disclosure is concerned with improvements in releasing fresh-water salmon smolt and the like into the sea following periods of salt-water imprinting and maturation in the region of desired sea-return....	04/09/1985
4489674	Method for production of a triploid channel catfish and product of method A method for the induction of 100% triploidy in channel catfish by cold-shocking fertilized eggs at about 5° C. for up to about 1.0 hour starting about 5 minutes after fertilization....	12/25/1984
4415562	3-Thiovinylcephalosporins and pharmaceutical compositions New cephalosporins of the general formula: ##STR1## in which R is alkyl, L-2-amino-2-carboxyethyl, phenyl or various heterocyclic rings, R' is a hydrogen atom or a radical of the general formula: ##STR2## and R° is hydrogen, alkyl, vinyl, ...	11/15/1983
4385589	Method of preventing the normal reversion of salmon smolt and the like in fresh water back to parr characteristics, and for effectively imbuing sea salmon with land-locked salmon characteristics This disclosure is concerned with applications of the discovery that the normal reversion of fresh-water-developed sea-type salmon smolt back to parr, usually within several weeks of smolting, can be prevented, and at the very least significantly retarded...	05/31/1983
4178878	Fish egg planting method Described herein is a novel method for the implantation of fish eggs usually salmonidae eggs in a stream or lake bed and the accompanying apparatus. In practicing this invention the stream or lake bed substrate is subjected to high pressure hydraulic flus...	12/18/1979
4144840	Raising pelagic game fish Pelagic species of game fish, such as marlin and tuna, are raised from an embryonic, or larval, stage to a juvenile stage by a process and apparatus employing a biologically closed, physically open system. The system is kept biologically closed by first f...	03/20/1979
4130086	Fish egg planting device and method Described herein is a novel method for the implantation of fish eggs usually salmonidae eggs in a stream or lake bed and the accompanying apparatus. In practicing this invention the stream or lake bed substrate is subjected to high pressure hydraulic flus...	12/19/1978

PatentStorm

Quotables

PatentStorm News

Class 119/217 - Spawning, hatching, and early development