Matches 101 - 138 out of 138 < 1 2 3


Match Document Document Title
4790090 Fish tag  
An invasive anchor of a fish tag includes an anchor element for initial mechanical attachment and an element of inert material for adherence with the tissue of the fish through cellular growth.
4753193 Method for tagging macro-organisms and an apparatus used in performing the method  
In a method for tagging members of a large homogenous group of macro-organisms so that each macro-organism is assigned to a respective one of a plurality of statistically equivalent subgroups,...
4750490 Method for tagging fish for identification  
In the identification of fish, tags having on at least one side visually detectable markings encoding information pertaining to a fish are shallowly implanted within transparent or...
4743742 Counting device for fish, especially smolt  
A counting device for fish, especially smolt, comprising a pipe that is open at both ends and is adapted for being secured at one end to a vessel containing a quantity of fish to be counted. To...
4723511 Continuous monitoring of water quality  
A supply of water is continuously monitored to ensure purtiy by dividing the supply into a number of parallel streams and flowing each through a fish tank containing a fish (or other aquatic...
4713315 Wire tag etching system  
A method of etching a plurality of identifying characters into a wire tag for macro-organisms is disclosed. The method includes the steps of coating the tag with photoresist, exposing a defined...
4679559 Method and device for tagging a macro-organism  
In a method and apparatus for magnetizing an identification tag prior to insertion thereof into a host macro-organism, the tag is provided with a magnetic field having an orientation opposed to...
4672967 Tag implantation system and method  
A system for implanting a magnetizable tag into a macro-organism is provided. The system includes an organism receiving element for receiving an abutted surface of the macro-organism, a mechanism...
4657675 Solar water conditioning apparatus for fishpond  
A solar water conditioning apparatus for a fishpond which includes a top container and a lower container interconnected by an elongated member. The top container is adapted for exposure to the...
4488508 Aeration/circulation method and apparatus utilizing low pressure air  
A low pressure valveless floating aeration system for providing oxygen and circulation to a water impoundment, utilizing one or more floating elongate members supporting a substantially uniform...
4441452 Method and apparatus for aerating fish ponds  
An improved apparatus for and method of aerating fish ponds utilizes a portable, wheel mounted, tractor drawn and driven pumping apparatus adapted to be backed into a pond to submerge the pump...
4392236 System and method of migratory animal identification by fluorescence spectroscopy of element coded implanted tags, and tags used therein  
Identification of migratory animals, such as adult fish and the like, by means of implanted coded tags, with tag coding involving one or more higher atomic numbered chemical elements in stable,...
4304740 Liquid aeration apparatus  
A removable light-weight, apparatus for the aeration of a body of water or other liquid in a tank or a pool having a submerged liquid source or inlet port supplying a continuous or a sporadic...
4282828 Shower vaccination apparatus  
A large, generally rectangular tank with an open top is divided into an inlet chamber and a shower chamber by an adjustable gate. The floor of the inlet chamber is grate raised above the floor of...
4239019 Marine specimen collector  
A marine specimen collector havng a container, with front and rear closure, a piston within said container, elastomeric cords biasing said piston toward said rear closure, a sear to hold said...
4233964 Internally readable identifying tag  
A metallic identifying tag for allowing later identification of a non-metallic object. The identifying tag is of a circular or oblong cross-section and has a plurality of spaced grooves cut along...
4176984 Fish holding pan on traveling water screen and method of flushing same  
In a water screening installation, a traveling water screen removes both refuse and aquatic life from a stream. The aquatic life, such as fish and shrimp, are uplifted in pans that are mounted on...
4164199 Benthic aquatic biotal monitor  
The specification discloses a benthic aquatic biotal monitor for monitoring the chronic impact of pollution, such as industrial and municipal wastes, of aquatic environments upon in situ samples...
4101608 Oxygen impregnation method  
An apparatus for dissolving oxygen in a body of water includes a housing submerged in a body of water. A chamber in the housing maintains a volume of oxygen in surface contact with the water....
4084543 Aquatic biotal monitor  
The specification discloses an aquatic biotal monitor for monitoring the chronic impact of pollution, such as chemical, thermal and turbidity, of aquatic environments upon in situ samples of...
4046996 Electronic minnow counter  
The salesperson sets a predetermining counter on the amount required. The minnows are then placed in the separating tank where they are moved through two funnels at each end of the tank via water...
4034030 Oxygenation impregnation apparatus  
An apparatus for dissolving oxygen in a body of water having a housing submerged in a body of water. A chamber in the housing containing a volume of oxygen in surface contact with the water. An...
3928145 Process for producing power, fresh water, and food from the sea and sun  
Solar energy absorbed in surface waters of tropic and sub-tropic seas may be increased by more heat which can be added by intensive solar heaters. The warm sea water, when flash evaporated, gives...
3726251 FISH REARING TANK  
A large silo-like tank with a closed top and an interior overflow arrangement in which fish are grown at very high densities in an environment of substanially continuously flowing water and with a...
3545405 APPARATUS FOR INVESTIGATING THE MIGRATORY HABITS OF MACRO-ORGANISMS  
3492400 ORAL IMMUNIZATION OF SALMONIDS AGAINST FURUNCULOSIS,AND ALUM-PRECIPITATED AEROMONAS SALMONICIDA ANTIGENIC FRACTION THEREFOR  
3572291 METHOD AND APPARATUS FOR GROWING FISH  
3820545 TAG IMPLANTING MACHINE  
3752747 METHOD FOR CONTROLLING ALGAE POLLUTION  
3446185 METHOD OF RAISING FISH  
3438356 FLUID HABITAT OR BATH SYSTEM FOR MARINE BIOLOGICAL STUDIES  
3369525 Identification tag implanting machine  
3320928 Apparatus and methods for aerating a body of water  
3313301 Instrument to implant tags in macro-organisms  
3174458 Identification of scaly teleosts  
3128744 Method for investigating the migratory habits of macro-organisms  
3040980 Method and apparatus for counting mobile aquatic creatures  
3038760 Fish ladder  

Matches 101 - 138 out of 138 < 1 2 3