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Dartmouth Ocean Technologies

Semiconductors & PhotonicsOcean & Marine TechnologyDartmouth, NS

Dartmouth, Nova Scotia builder of autonomous in-situ ocean instruments — environmental DNA samplers and microfluidic lab-on-chip nutrient sensors built on a patented optical absorbance cell measuring phosphate, nitrate and alkalinity.

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Dartmouth Ocean Technologies builds autonomous in-situ ocean instruments from Dartmouth, Nova Scotia, specializing in environmental DNA sample collection and designing and manufacturing lab-on-chip sensor systems. Its lab-on-chip line is described on the company's own product page as a "Microfluidic wet-chemistry sensor featuring patented and proprietary 'Inlaid Optical Cell Technology'", which the company says reduces reagent consumption, decreases reaction time and reduces power draw. The sensors are self-powered and self-logging for real-time measurement, configurable for towed systems, uncrewed vehicles, gliders, ROVs, observation ships, buoys and profiling floats, and are offered for alkalinity, phosphate, and nitrate and phosphate measurement.

  • Its lab-on-chip is described as a microfluidic wet-chemistry sensor featuring patented and proprietary Inlaid Optical Cell Technology, reducing reagent consumption, reaction time and power draw. dartmouthocean.com

  • Its phosphate sensor uses colorimetric absorbance spectrophotometry with the phosphomolybdenum blue assay, supplied to support cyanobacterial bloom research. dartmouthocean.com

  • Fugro trialled the first automated DOT environmental DNA sampler, developed with NatureMetrics, for biodiversity studies. dartmouthocean.com

  • Dalhousie University scientists deployed the DOT environmental DNA sampler in Antarctica. dartmouthocean.com

  • Featured in a CMC Microsystems story on Dalhousie microfluidics, which notes the use of precision etching techniques originally developed for semiconductors. cmc.ca

Products & Services

Company site: dartmouthocean.com

Products Dartmouth Ocean Technologies publishes on its own site. Each card links to the page it was taken from.

Lab-on-Chip sensor

Microfluidic optical sensor

A microfluidic wet-chemistry sensor built on patented Inlaid Optical Cell Technology, self-powered and self-logging, offered in alkalinity, phosphate, and nitrate and phosphate variants for towed systems, uncrewed vehicles, gliders, ROVs, buoys and profiling floats.

Learn more

eDNA Sampler

Autonomous water sampler

An autonomous environmental DNA water sampler, trialled by Fugro in an automated configuration developed with NatureMetrics and deployed in Antarctica by Dalhousie University scientists.

Learn more Source

Partnerships

Publicly announced partnerships.

NatureMetrics

Joint development of the automated DOT-NM environmental DNA autosampler, trialled by Fugro for biodiversity studies.

Recent News

  1. Aug 6, 2025Product

    Dartmouth Ocean Technologies supplies a phosphate sensor to aid in cyanobacterial bloom research

    DOT supplied a lab-on-chip phosphate sensor using colorimetric absorbance spectrophotometry with the phosphomolybdenum blue assay to support cyanobacterial bloom research.

  2. Mar 8, 2025Partnership

    Fugro trials first automated DOT eDNA sampler to transform biodiversity studies

    Fugro trialled the first automated DOT environmental DNA sampler, developed with NatureMetrics, for marine biodiversity studies.

People

Sourced from the company's own pages or announcements.

Arnold Furlong

Chief Executive Officer, President and Founder

Vincent Sieben

Chief Technology Officer

Tom Knox

General Manager

Technology Focus

Company site: dartmouthocean.com

Terms the company uses about its own work.

Inlaid Optical Cell TechnologyLab-on-ChipMicrofluidic wet-chemistry sensorColorimetric absorbance spectrophotometryEnvironmental DNA samplingSelf-powered and self-logging

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