Catvis B.V.

22 products found


  • Larval Feed

  • Catvis - Artemia Cysts

    Catvis - Artemia Cysts

    First feeding of fish larvae is crucial for the success of a hatchery. Survival and proper development of the larvae are dramatically influenced by the quality of the first feed. The feed used has to be attractive to the fishlarvae, it should be nutritionally balanced, it should be small enough so that larvae can ingest it and very important, larvae should be able to digest the feed.

  • Catvis - Lucky Star Fish Feed

    Catvis - Lucky Star Fish Feed

    The Lucky Star feeds are produced by the Taiwan Hung Kuo Industrial Company. This company is committed to produce high quality fish and shrimp feeds. As a result of continuing research & development in close cooperation with institutes and universities and the enormous experience in the commercial aquaculture field, the feeds are formulated to meet the demand of the various species as accurate as possible.

  • Model RICH series - Enrichment Diets

    Model RICH series - Enrichment Diets

    The RICH series of rotifer and artemia enrichments offers a proven, scientific formulation of desirable fatty acids, ensuring nutritionally complete feeding regimes. The RICH series is high in HUFA’s and contains phospholipids, amino acids, vitamins, carotenoids, proteolytic enzymes, and growth promoters. RICH ADVANCED and (n-3) TOP RICH contain natural bacteriostatics.

  • Landbased Farming

  • Catvis - Clockwork Beltfeeders

    Catvis - Clockwork Beltfeeders

    The clockwork belt-feeder is a low cost automatic feeder excellent for distribution of small quantities of feed. All-in-one moulded rigid PVC box and lid ensure a weather-proof construction.

  • Model CJ - Feeders

    Model CJ - Feeders

    CJ offers a range of highly reliable feeders with a wide field of application. Due to its uniform construction the motor unit and pendulum are exhangeable, enabling the farmer to use the feeder for early weaning with motor, or apply appetite using the pendulum. For greasy and sticky feed the CJ feeder is recommended (as shown on the picture). The CJ feeder can be equipped with various silos available from stock (5-100 liters transparent plastic...

  • Breeding and Rounded Breeding Tanks

    Breeding and Rounded Breeding Tanks

    The breeding tanks are made of glass reinforced polyester. The tanks have an outlet pipe for water level control and bottom grating to prevent fish escapes. The bottom slightly drops towards the grating.

  • Offshore Farming

  • Aqualine - Cages

    Aqualine - Cages

    Aqualine cages are available in a comprehensive range of models, thus being able to meet the requirements for any site. The models differ in the diameter of the double or triple floating pipes, which are made of high quality high density polyethylene.

  • Catvis - Mooring System

    Catvis - Mooring System

    Catvis can provide you with advice for a proper mooring system of your cages. For a rapid installation and a proper design for all circumstances we supply moorings with prefabricated components.

  • Model Type CB 260-1100 - Buoys

    Model Type CB 260-1100 - Buoys

    Strong, foam filled and unsinkable buoys, particularly well suitable for mooring fish cages and other aquaculture applications. The buoys are fitted with a high quality galvanized steel rod (2,8 cm ST 52) and swivel. Standard color is red.

Products by OxyGuard International A/S

  • OxyGuard Probe

  • OxyGuard  - Temperature Probe

    OxyGuard - Temperature Probe

    OxyGuard temperature probes are robust, accurate and easy to use. They are filled with a special compound that protects against moisture. As standard the probes are fitted with 7 m cable, but they can be supplied with other lengths on request. The sensor in both types of probe consists of a stainless steel cylinder containing the thermistor or Pt100 element. This sensor tip is fitted to a black plastic housing. Standard types of...

  • Hand-Held and Portable

  • Handy Salinity Hand Held Instrument

    Handy Salinity Hand Held Instrument

    The Handy Salinity is a hand-held instrument specially designed for aquaculture use. Factory calibration and automatic temperature compensation make it very easy to use. The display shows the salinity directly. Temperature is also measured and shown in the display. The instrument incorporates automatic check functions to ensure reliability. The probe is designed to be as trouble-free as possible, with features specially suited for aquacultural use....

  • Monitoring & Control

  • Pacific  - Measuring Monitoring and Control System

    Pacific - Measuring Monitoring and Control System

    Pacific is a measuring, monitoring and control system designed for use in fish farms. It is both multi-channel and multi-parameter, and forms a modular small size complete system. A member of the Commander series of equipment, it can be used both as a stand-alone system or as a part of a larger Commander Pacific system.

Products by Arvo-Tec Oy

  • Fish Feeding Technology

  • Feeding Control System

    Feeding Control System

    The feeding control system of Arvo-Tec Oy combines feeding, measuring and alarms into the same system. The system automatically takes into account water temperature and oxygen level when it calculates the amount of feed required for each tank. The control system is decentralised and fault-tolerant. For example, if a data connection is interrupted, local units continue to operate independently. A biological mathematical model is used to automatically...

  • Feeding Robot

    Feeding Robot

    Arvo-Tec Oy’s production robot is a centralised feeding solution for indoor farms. One feeding robot can handle the feeding of up to 240 tanks. The feeding robot moves on rails and is entirely automated. The rail is a simple, standard steel 80 mm I-beam. The silo capacity of the robot is enough for one cycle. After the cycle, it returns to the home station to for refilling of feed and for battery recharging. Reserve silos can be located in a...

  • Pipe Feeding System

    Pipe Feeding System

    The pipe feeding system is a centralised solution for large quantities of feed for use in sea, land and recirculating aquaculture systems. The system’s reserve silos can be placed in a feed storage area, where they can be refilled easily with large bags using a forklift, for instance. The distribution system is based on a 75 mm PE pipe and can blow feed into the blower from up to 300 m away. Arvo-Tec Oy’s control system controls each tank...

  • Feeders


    The Arvo-Tec T Drum 2000 feeder works for both fry feeding and further breeding. The holding capacity of the smallest version is one litre, and 1.2 cubic metres for the largest. When the feeder was designed, special consideration was given to accuracy and easy-of-use. The accuracy of the feeder is better than +-2 %. The dose can be selected according to need from 0.1 gram to 100 grams.

Products by VAKI Aquaculture Systems Ltd.

  • Model  B-type - Wellboat Channel Counter

    Model B-type - Wellboat Channel Counter

    The Bioscanner Fish Counter is an electronic device designed for counting both small and large fish on fish farms. Fish of all species are counted stress free and remain in water at all times. The Bioscanner is accurate , fast and reliable. Accurate information on the number and size of farmed fish is ever more important in modern aquaculture. Biomass data on the fish in tanks and pens makes it possible to monitor production and facilitates management...

  • Wellboat Smolt Counter

    Wellboat Smolt Counter

    The VAKI Wellboat Smolt Counter is specially designed for use with big vacuum pumps on wellboats. The well proven technology on hatcheries all over the world, has been adapted to the wellboats, and it gives accurate count that can be verified with images of every fish. The size distribution and average weight of the smolt is also available on the sofisticated software. The capacity is very high, with even flow of fish through the counter it can...

  • Macro  - Model EXEL - High Speed Counters

    Macro - Model EXEL - High Speed Counters

    The Macro Counters are designed to count smolts, fish fry and juveniles from 0.05g.  Each counter is based on a scanning camera and computer vision. The fish are carried gently in water through the scanning area where the outlines are recorded. Counting software is used to analyse and count each image. Even at maximum capacity the counter is extremely accurate - over 99%.  The counters can be supplied as multi channel versions to count...

  • Macro  - High Speed Fish Counter

    Macro - High Speed Fish Counter

    The Macro has a capacity of 200,000 smolts or 1 million 1g fry per hour and has a 100 cm wide counting area. With a range from 0.1g - 400g the Macro is ideal suited for accurate and fast delivery of fry and smolts. The Macro can be delivered both as single or 4 channel.

  • Model PLC - Pipeline Counter

    Model PLC - Pipeline Counter

    The PLC is installed in a pipeline from a grading machine or on the end of the pipe into a tank. The fish are counted when sliding through the pipeline, using infra-red light beams, a technology that VAKI has been using for over 25 years in its other products. A robust technology for harsh environment.

  • Bioscanner Fish Counter

    Bioscanner Fish Counter

    The Bioscanner Fish Counter is an electronic device designed for counting both small and large fish on fish farms. Fish of all species are counted stress free and remain in water at all times. The Bioscanner is accurate , fast and reliable.  Accurate information on the number and size of farmed fish is ever more important in modern aquaculture. Biomass data on the fish in tanks and pens makes it possible to monitor...