Olivia Lacasse

Image Olivia Lacasse
Aquatic Science Biologist
  • Organizing and undertaking assigned scientific projects to create enhanced scientific knowledge, concepts and methodologies in aquatic science.

  • Providing scientific information, advice and recommendations within own subject area to managers, researchers, colleagues and external clients on issues respecting the conduct, methodologies, and the findings of scientific projects and investigations.

  • Participating in the development of new instrumentation, methods, technology and quality control/assurance procedures and protocols for the collection and analysis of scientific data.

  • Participating in, and occasionally leading, short-term projects such as multidisciplinary at-sea, field, and laboratory studies.

  • Maintaining custody and safekeeping of biological samples, sample archives, scientific equipment and instrumentation, and data and information in hard copy and electronic format.

  • Writing and/or contributing to the preparation of scientific papers and reports within a specialized area of aquatic biology and ecology, and as a team member in peer review of scientific manuscripts.

  • Reviewing and evaluating new knowledge and advances in aquatic science for relevance as improvements to current practices respecting the collection, management, statistical analysis, and interpretation of data.

Professional activities / interests

Benthic imaging


Iinvertebrates biodiversity

Scientific diver

Education and awards

M.Sc. Marine Resources Management 2013-2014

Université du Québec à  Rimouski (UQAR), Rimouski, Qc


M.Sc. Oceanography 2007-2011

Institut des sciences de la mer de l’université du  Québec à Rimouski (ISMER-UQAR), Rimouski, Qc


B.Sc. Marine Biology 2004-2007

Université du Québec à  Rimouski (UQAR), Rimouski, Qc


International experience and/or work

Field Scientist for Blue Ventures / Sarteneja, Belize / January to December 2016

  • Science and Dive leader for underwater surveys of fish population, benthic composition, bird and megafauna surveys and Lionfish Focus Search.

  • Lead the succefull completion of two expedition survey calendar

  • Helped manage and develop Blue Veuntures’ volunteer science training programme, while working closely with other staff on site.

  • Assisted in the development of the aims, objectives and strategic plan of Blue Venutres’ conservation, education and research programme in Belize for the next five years program.

  • Worked with the Country Coordinator and research staff to direct ecological and fisheries surveying efforts.

  • Commnuicated and disseminated research information to relevant parties.

  • Acted as Expedition Manager when required too

Key publications

Lacasse, O., Roy, V., Nozères, C., Deslauriers, D., and Walkusz, W. 2020. A Biodiversity Study and Photo Catalogue of Invertebrates from the 2018 Northern and Striped Shrimp Stock Assessment Survey in Davis Strait, Hudson Strait, and Northern Labrador Coast. Can. Tech. Rep. Fish. Aquat. Sci. 3351.: iv+161 p.

Lacasse, O., A. Rochon and S. Roy, 2013. High cyst concentrations of the potentially toxic dinoflagellate Alexandrium tamarense species complex in Bedford Basin, Halifax, Nova Scotia, Canada. Mar. Polllut. Bull., 66(1-2): 230–233.

Rayssac, N., F. Pernet, O. Lacasse and R. Tremblay. 2010. Temperature effect on survival, growth and triacylglycerol content during the early ontogeny of Mytilus edulis and M. Trossulus. Mar. Ecol. Prog. Ser., 417: 183–191.

Research facility