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Nets for scientific fishing

High-precision nets built for reliable performance and lasting quality — designed to meet the rigorous demands of aquatic research.

Scientific research requires equipment that combines precision, durability, and respect for the species. Filmar provides nets adapted to capture, sampling, and monitoring protocols for populations in marine, coastal, or freshwater environments.

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Our products

Towed fishing net behind a research vessel — Photo: USGS (public domain)

Retention cage

Collapsible aluminum-frame cage for keeping fish and organisms alive during fishing or sampling.

Frame	Aluminum supports, fully demountable
Attachment	Movable rods in a nylon sleeve
Access	Zipper
Mesh and dimensions	Your choice
Common model	4 x 4 x 2 ft, black oval mesh 1/4 x 1/8 in
Frame	Aluminum 15/16 in, collapsible (2 frames of 4 x 2 ft and 4 rods of 4 ft)
Frameless variants built	6 x 6 x 4 ft (3/8 in knotless, open, triple stitched, approx. 8 lb) and 10 x 10 x 10 ft (1/2 in knotless, 210/12 strand, 4-triangle bottom, optional top)

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Made in Quebec

Lifetime warranty on all our products, against manufacturing defects

Lifespan of 5 years or more

A well thought-out net, from start to finish

Quality manufacturing

Our nets are designed for trauma-free capture, with materials adapted to delicate specimens.

Custom sizes and options

Wide choice of sizes, meshes and configurations to meet the specific requirements of field studies.

Installation & maintenance

Designed for easy handling, convenient transport and repeated use in demanding conditions.

Scientist preparing a net for plankton on the deck of a research vessel — Scientist preparing a plankton net aboard a research vessel

Who are our solutions for?
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Research laboratories
Carry out your field surveys with reliable nets designed according to your analysis methods.
Government agencies
Use our nets for sustainable management and monitoring of fish and invertebrate stocks.
Universities and CEGEPs
Teach good sampling practices using safe, professional equipment.
Environmental consultants
Carry out your biological inventories or environmental monitoring with tools designed for the field.

Made to measure?

Want a quote for a non-standard model? Filmar is the ideal partner. Click the button below to get started.

What our customers say

5-star Google reviews

See all reviews on Google

★★★★★

Très bon suivi des commandes, bons conseils, belle souplesse pour l’ajustement aux engins de pêche demandés

Michel L.

Avis Google

★★★★★

Partenaire de confiance depuis 8 ans ! Les Industries Filmar Inc. offre un service impeccable et des produits Nitex de très haute qualité. C’est toujours un plaisir de collaborer avec eux.

Jean-Carlos M.

Avis Google

★★★★★

Nous achetons des filets de dérives et des filets maillants de l’équipe Filmar depuis plusieurs années et nous avons toujours un service rapide et des produits fait main de qualité! Merci

Yannick B.

Avis Google

★★★★★

Une très belle expérience. Notre besoin était particulier et Francis à bien compris l’idée. Ses recommandations pour le type de filet et sa confection nous ont permis d’obtenir le résultats désiré. Merci à Filmar!

Luc B.

Avis Google

★★★★★

J’ai été très bien servie par l’entreprise Les Industries Filmar. Ma commande de filets maillants était juste à sa réception à nos bureaux et ils l’ont réalisée plus vite que le délai demandé. Je recommande fortement cette compagnie! Merci aux Industries Filmar!

Nadine M.

Avis Google

★★★★★

Partenaire de nos réussites, Filmar a toujours su répondre à nos besoins de fabrication de filets et de réparations sur nos engins de pêche scientifique. …

Charles T.

Avis Google

★★★★★

Great nets, well constructed and built to the specs requested. Recommended.

Caro T.

Google review

★★★★★

Very good quality products! Still going strong 3 seasons

Laura B.

Google review

★★★★★

Great quality net, worth the purchase. Good customer service, willing to assist with your needs.

Nancy M.

Google review

★★★★★

A couple years ago my research team was new to sampling rivers. The technical folks at Filmar were very helpful in getting our system set up. Ordering and delivery has been straightforward and fast, they stand behind their products.

John R.

Google review

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The right net, without headaches.

A project? A vague idea? No need to have all the answers. Tell us about your needs, and we'll get back to you quickly with a clear and effective solution.

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Beam (frame)	9.5 ft wide x 2 ft high, made of steel, disassemblable for transport
Shoes and tickler chain	Side skids for sliding on the bottom and chain at the front to lift the catch
Main net	9.5 ft x 2 ft x 12 ft, polypropylene, 2-1/4 in stretched mesh (1-1/8 in square)
Codend	8 ft x 4 ft knotless nylon interior net, 3/4 in stretched mesh, inserted at mid-length and extending 2 ft
Ready-made formats	12 ft x 2 ft, 4 m x 50 cm x 8.8 m, 2 m x 60 cm
Mesh	Choice by section according to target species
Custom-made	Beam width, length, and mesh size adapted to your protocol

Alaska trap: dimensions	4 ft wide x 5 ft high x 5 ft deep; 22 ft overall without the wings
Alaska trap: mesh	1/2, 3/4, or 1-1/4 in. (stretched)
Reservoir trap: sizes	8 x 5 x 12 ft, 12 x 7 x 16 ft or 12 x 10 x 16 ft (width x height x depth)
Reservoir trap: leader	150 ft, floating bolt-rope with buoys
Fyke-type trap: mesh	3 x 3 mm square, 210/6 twine
Fyke-type trap: wings and leader	6 ft tall, 24 in buoy spacing, 1000 denier Cordura hems for mounting rods
Fyke-type trap: trap body	Three chambers with zippers
Material	Knotless nylon

Shore seine	100 ft x 6 ft or 150 ft x 8 ft; center 1/2 or 3/4 in, wings 3/4 or 1 in
Minnow seine	50 ft x 4 ft with 4 x 4 x 4 ft pocket, or 100 ft x 6 ft with 6 x 6 x 6 ft pocket
Fixed seine	35 ft x 4 ft, 50 ft x 6 ft or 100 ft x 6 ft
Mesh	1/4, 1/2, or 3/4 in. (stretched)
Material	Green or black knotless nylon, black oval or white delta mesh
Float line	Floats every 2 ft, pre-stretched rope
Lead line	Double #27 lead line (5/16 in)
Assembly	Net machine-sewn onto a perimeter rope

Standard	Length 50 to 300 ft, depth 6 or 8 ft, mesh 1/2 to 8 in, twine 210/2 to 210/12
EXP 6	6 panels of 25 ft (150 ft x 6 ft), multifilament, 1, 1-1/2, 2, 2-1/2, 3 and 4 in mesh
EXP 8	8 panels of 25 ft (200 ft x 8 ft), monofilament, mesh sizes 1, 1-1/2, 2, 2-1/2, 3, 4, 5, and 6 in
Brook trout EXP	6 panels of 12.5 ft (75 ft x 6 ft), green-dyed multifilament, 1, 1-1/4, 1-1/2, 2, 2-1/2 and 3 in mesh
AFS and Ontario	Large net: 16 panels of 10.17 ft, 38 to 127 mm mesh; small net: 10 panels of 8.2 ft, 13 to 38 mm mesh
Trammel net	Inner layer 8 ft high (1 to 3 in), outer layers 6 ft (6 to 12 in), 150 ft long
Float and lead lines	Float line or buoys every 6 ft at the top, #27 lead line (5/16 in) at the bottom, double for the trammel net
Hanging ratio	50 to 66 % (sturgeon 25 %)
EXP 8 monofilament diameter	0.23 mm (1 to 1-1/2 in), 0.28 mm (2 in), 0.33 mm (2-1/2 to 4 in), 0.52 mm (5 and 6 in)
Sturgeon net	150 ft x 8 ft, 3 panels of 50 ft, 12, 14 and 16 in mesh, green dyed multifilament, double lead line
Float line	1/2 in foam-core float line, or buoys every 6 ft (every 24 in on request)

Openings	12 in (mini), 24, 30, or 48 in
Number of hoops	3 (short) or 5 (regular)
Distance between the hoops	18, 24, 30 or 48 in. depending on the opening
Overall length (without wings)	54 in (mini) to 240 in (48 in, 5 hoops)
Mesh	1/4, 1/2, or 3/4 in. (stretched)
Wings	25 ft (5 ft for the mini), buoys at the top, single or double lead line at the bottom
Hoops and frame	Aluminum; steel frame on request
Zippers	One or more, optional

Diameters made to date	11 cm, 15 cm, 25 cm and 10 in
Depth	5 to 10 cm (2 in. rim above and below the mesh on rimmed models)
Handle	20 to 30 cm
Nitex mesh sizes made to date	50, 150, 335, 500, 750 and 1000 µm
Detail	Stackable kit up to 6 levels (20 to 1000 µm)

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Solutions

Industries

Company

FAQ

Blog

Case studies

Terminology

Warranty

Solutions

Nets for scientific fishing

Scientific research requires equipment that combines precision, durability, and respect for the species. Filmar provides nets adapted to capture, sampling, and monitoring protocols for populations in marine, coastal, or freshwater environments.

Our products

A well thought-out net, from start to finish

Quality manufacturing

Custom sizes and options

Installation & maintenance

Who are our solutions for?

Research laboratories

Government agencies

Universities and CEGEPs

Environmental consultants

Made to measure?

5-star Google reviews

The right net, without headaches.

Opt for 360° service

Become a partner today!

Request for quotation