Halltech Limnology Equipment
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Benthic Sieve Bucket in made of heavy duty plastic with a welded stainless steel ring and 500 micron mesh. Great for washing samples taken with Ekmans and Grab Samplers. Other mesh sizes available on ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Schindler Patalas Plankton Traps are very efficient in its operation of collecting larger zooplankton. It is equipped with a polycarbonate box fitted with net assembly and collection bucket. When it is lowered to the water, hinged top and bottom doors open to collect the samples without any disturbance. It is available in two sizes: 12L and ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
The wash frame provides an efficient and convenient method of washing samples taken by grab samplers and dredges. Cross bars support the sampler while protecting the screen from damage. The frame is constructed of heavy gauge stainless steel and will retain particles larger than 583 ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Bedload Samplers are utilized for sampling and measuring sedimentation flow in fluvial geomorphology studies. Our Helley Smith hand held samplers have a 3″ x 3″ opening with a 3.22 expansion ratio chamber. It is made of stainless steel and uses the style 1 bag (2 kg). It comes with a 6 handle and one 250 micron bag. Bedload Samplers (8 lbs)- 404-014. Bedload Samplers (4 lbs)- ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
It comes as ‘D’ Frame with Hardwood Handle, 500 without collection bucket. These nets are ideal for sampling benthic invertebrates in waterbodies or wetlands. Nets only for Benthic D Nets – ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
For Paleoecological Analysis of bog and salt march sediments, collection of uncompressed cores in poorly decomposed woody peat, and shallow water applications. Constructed of 5.4 cm O.D. 2 mm wall Stainless Steel, 50 cm long core tube of this apparatus is designed to cut through sediments as it is turned. A solid Delrin bottom point and core head support a stainless steel cover plate which is ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
This solid stainless steel sampler is the bigger, badder brother of the heavyweights above. It features our new removable screen plates allowing access to the sediment without opening the jaws. Great for the removal of benthic organisms in their natural horizon, or simply to facilitate visual ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Designed to take bottom samples of a small surface area, the T sampler is constructed of 6 mm ABS Drain Pipe. The main body is a 4″(10.2 cm) inside Diameter Sanitary T-Fitting. The front of the pipe has a 19 cm Long x 12.5 cm High hole covered with S.S. mesh. A NITEX mesh sleeve connects the T- Fitting to a PVC collection bucket. The standard mesh size is 500 micron and other sizes are ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Our core sampler series is unmatched for its versatility as all the corer heads are interchangeable with any of the styles of corer tubes. Three styles of corer heads are available: Messenger Released, Gravity Corer, Hand ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
For use in light boats and canoes, or in soft substrates, a lightweight version of this grab sampler is available in both the 6″ x 6″ and 9″ x 9″ sizes. The lightweight grabs utilize 1/8″ stainless steel plate versus the 1/4″ plate on the heavyweight grabs. The weight and control arms are also fabricated from lighter material than used in the heavyweight grab, ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
This Surber sampler is designed for sampling riffle areas in streams and rivers up to a depth of about 18″. It consists of two folding stainless steel frames set at right angles to each other. The horizontal frame encloses an area of 12″x 12″ and marks out the limits of the sampling area. Attached to the vertical frame is a net to catch the invertebrates as they are dislodged ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
This Kemmerer bottle has the virtues of simplicity of construction, convenience, small bulk, light weight, and modest cost. The body of the sampler can be made of clear acrylic, lexan, or P.V.C., and the metal parts are machined from stainless steel. In operation, the open sampler is lowered on a graduated rope to the desired depth. The Kemmerer design assures complete flushing of the bottle as ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Horizontal Van Dorn type water sampler is required when sampling is near the bottom or in the vicinity of thermoclines or chemoclines. This need has been met with the horizontal Van Dorn bottle. This bottle is very similar in construction and operation to the standard Van Dorn bottle except that the release mechanism is like that of the Ekman Dredge. As with the Regular Van Dorn bottle, the ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Canadian Aquatic Biomonitoring Network (CABIN) is the national biomonitoring program developed by Environment Canada to provide standardized sampling protocols and a recommended assessment approach called the Reference Condition Approach (RCA) for assessing aquatic ecosystem condition. CABIN uses a kick net sampling method standardized by sampling effort (i.e. time 3 minutes). The kick net is a ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Gravel and cobble bottoms in streams are effectively sampled with the Hess Sampler. The Canton modification is a stainless steel cylinder with two large openings covered with NITEX mesh. By attaching handles to either end of the sampler, penetration depths of 75 or 150 mm can be achieved in gravel or cobble stream bottoms. Water flow in through the upstream opening of the Hess Sampler and out ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Secchi Discs are designed for the measurement of the relative turbidity and clarity of water body. This disc is constructed of powder coated steel, and is finished in alternating black and white quadrants of acrylic paint. The disc operates as such: the disc is lowered into the water on a graduated line. The depth at which the disc is no longer visible is reorded. The disc is then raised, and ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Drifts nets are stationary nets designed to sample organisms from flowing water such as streams, rivers and tidal creeks. They can be used to capture organisms at and below the surface of the water. Nets can be used individually or in groups with he nets strung out side by side. The frame is manufactured from 3/8 ” stainless steel and is 12″ x 18″ (30 x 45 cm) in dimension. The ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Our nets are custom made with the finest material available. In most situations, knotless nylon mesh is used to reduce abrasion on fish. Let us know what your requirements are and we will build a net tailor made to your specific water or fish conditions. All nets may be treated with an UVB coating to prolong their life. Seines are available in mesh sizes from 1/8″ to 1/2″, in ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
Wisconsin Plankton Net is a popular and versatile plankton sampler. The main design feature is the anterior reducing cone which makes it more efficient than a standard conical net. The Wisconsin Net is used only for vertical sampling tows. The sampler consists of three major parts: an anterior reducing cone, a posterior conical filtering net, as well as a collection bucket. Standard net sizes are ...
-
Manufactured by Halltech Environmental and Aquatic Research Inc.based in CANADA
For Paleoecological Analysis, Deep water sediments and Benthic community analysis. The Bronze Slide Hammer travels freely on a 2.5 cm dia stainless steel rod and may be lifted and dropped to force the Corer Head through harder substrates. The Core Head is constructed of Delrin and stainless steel. During penetration, water is allowed to pass through the core tube by a own way check valve. This ...
Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you