Fish grading is an important part of fish production, allowing operators to separate stock according to size and support more consistent management of different growth stages. Accurate size sorting can help reduce size variation within production groups, improve stock organisation and make routine fish handling operations more manageable.
Whether you are grading juvenile fish, separating different size classes or managing stock in a commercial fish farm, choosing suitable grading equipment is important for efficient aquaculture operations.
Fish Graders & Grading Grids for Aquaculture
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DATI Dati Grading Grids
Fish grading grid adapted to Dati sorting cradle.
€0,00 - €247,95
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FIAP FIAP Fish Grader 4 - 17 mm
Made from impregnated wood, floatable Floatable FIAP Fish Grader 4 - 17 mm has been made from impregnated wood. The gap widths of FIAP Fish Grader‘s grid can most easily be adjusted. A lever mounted to the handle is thumb tripped. Pressing the lever up or down at respective notches will diagonally adjust FIAP Fish Grader like a rhomb. Accurate gap widths in between the grading slats is ensured. All metal parts mounted to FIAP Fish Grader are corrosion-resistant (aluminum and brass).
€601,95
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FIAP FIAP profiselect Fish Grading Grid
FIAP profiselect FishGrid is ideal for use with FIAP profiselect FishGrader. This durable grid is made of saltwater resistant aluminum and is suitable for fish sizes ranging from 3mm to 35mm. Offering high performance, reliability and longevity, FIAP profiselect FishGrid is the professional's choice for effective fish grading.
€0,00
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FIAP FIAP Fish Grader 18 - 30 mm
The FIAP Fish Grader 18 - 30 mm is buoyant and made of impregnated wood. The rust distances of FIAP fish sorter can be easily adjusted. From the handle of a mounted lever is operated with the thumb. The FIAP fish sorter to move diagonally like a diamond by pressing the lever at each notch up or down. Cycle through the sort rods a precise distance is maintained. All the assembled metal parts of FIAP fish sorter are rust (aluminium and brass).
€667,95
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FIAP FIAP Profibreed Fish Grader - Saltwater Resistant Aluminium Grid
Efficient Fish Grading The FIAP profibreed FishGrid is a top-of-the-line fish grader that ensures accurate and efficient grading of your fish. This innovative grading grid allows you to quickly and easily sort your fish by size, weight, or quality, helping you streamline your operations and improve the overall quality of your product. Durable Construction Made from saltwater-resistant aluminum, the FIAP profibreed FishGrid is built to withstand the harsh conditions of aquaculture environments. This durable construction ensures that your grading grid will last for years to come, providing reliable performance every time you use it. Easy to Use The FIAP profibreed FishGrid is designed for ease of use, with a simple and intuitive interface that makes grading your fish a breeze. Whether you're a seasoned professional or just starting out in the industry, this fish grader is the perfect tool to help you take your operations to the next level.
€191,95
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DATI Dati Grading Cradle
Gray manual sorting cradle with curved screen.- Width: 50 cm- Length: 70 cm- Height: 40 cmThe grading cradle is priced without grid. The grading grid must be ordered separately.
€906,95
Improve fish handling and size sorting operations with specialist fish grading equipment from GroAqua. Our range includes DATI fish grading cradles and interchangeable grading grids designed for aquaculture, fish farms and hatchery operations.
Fish grading is an important part of fish production, allowing operators to separate stock according to size and support more consistent management of different growth stages. Accurate size sorting can help reduce size variation within production groups, improve stock organisation and make routine fish handling operations more manageable.
Whether you are grading juvenile fish, separating different size classes or managing stock in a commercial fish farm, choosing suitable grading equipment is important for efficient aquaculture operations.
DATI Fish Grading Cradles
The DATI grading cradle provides a practical solution for manual fish sorting and grading. Its curved screen design allows fish to be separated according to size using a compatible grading grid.
The DATI grading cradle is constructed with a grey manual sorting frame and measures:
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Width: 50 cm.
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Length: 70 cm.
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Height: 40 cm.
The grading cradle is supplied without a grading grid. The appropriate grid must be selected and ordered separately to suit the required fish grading application.
Interchangeable Fish Grading Grids
DATI grading grids are designed for use with the DATI sorting cradle, providing options for different fish grading requirements.
Selecting the correct grid opening allows operators to sort fish into different size categories during handling operations. Interchangeable grids provide flexibility when working with different fish sizes or changing grading requirements throughout the production cycle.
When selecting a replacement or additional grading grid, consider the fish species, body shape, fish size and intended grading range.
Fish Grading Equipment for Aquaculture
Fish grading equipment is used throughout commercial aquaculture to help manage stock and separate fish into more consistent size groups.
Typical applications include:
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Commercial fish farms.
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Fish hatcheries and breeding facilities.
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Juvenile fish and fingerling grading.
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Grow-out production systems.
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Freshwater aquaculture.
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Marine fish farming.
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Fish stock management and size sorting.
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Fish handling and husbandry operations.
Regular grading can help operators manage differences in fish growth, organise production groups and plan feeding and stocking strategies.
Choosing the Correct Fish Grading Grid
The correct grading grid depends on the species being handled, the size range of the fish and the desired sorting result.
Important considerations include:
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Grid opening and grading dimensions.
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Fish body shape and species.
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Minimum and maximum fish sizes.
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Compatibility with the DATI grading cradle.
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The intended grading and sorting application.
Choosing suitable equipment and using appropriate handling procedures helps support efficient grading while minimising unnecessary stress on fish.
Buy Fish Grading Equipment from GroAqua
GroAqua supplies specialist aquaculture equipment for professional fish farming and hatchery operations. Explore our DATI fish grading cradle and interchangeable grading grids to find practical equipment for fish sizing and sorting.
Whether you need a complete manual grading cradle or additional grading grids for different fish sizes, browse our range or contact the GroAqua team for assistance selecting suitable equipment for your operation.