About the Science Sector and resources
Learn about the Science Sector, professional science network and our regional science facilities.
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About the Science Sector
The Ecosystems and Oceans Science Sector (also known as the Science Sector) is part of Fisheries and Oceans Canada (DFO). It's an active part of Canada's science and technology community.
Careers in the Science Sector are devoted to:
- expanding knowledge about:
- our oceans
- ocean and freshwater species:
- health
- diversity
- sustainability
- mapping the depths of our oceans and freshwaters to enable safe navigation:
- at sea
- on the Great Lakes and rivers
In pursuit of scientific excellence in service to Canadians, we're over 2,000:
- scientists
- biologists
- researchers
- oceanographers
- research technicians
- support staff
- students
Our Science Culture in Fisheries and Oceans Canada thrives when employees are engaged.
Our mandate includes:
- conservation and sustainable use of Canada's fisheries resources
- providing safe, effective and environmentally sound aquatic services that are responsive to the needs of Canadians in a global economy
Science Sector team duties include:
- conducting leading edge research in:
- oceans
- fisheries
- aquaculture
- habitat management
- supporting learning and career development
- building an inclusive workforce that reflects Canada's diversity
- promoting collaborative research and development projects with:
- industry
- universities and research institutes
- federal science-based departments and agencies
- provincial and territory governments and museums
- publishing and communicating our scientific research and findings
- promoting access to all scientific data and to advanced technologies
- collaborating and working with scientific peers across the country and around the world in an international role
The Science Sector offers meaningful and rewarding work while providing a safe, healthy and respectful work environment.
Regional science facilities
Leading edge research is conducted in science facilities across Canada in 6 regions. The headquarters of the Science Sector and the Canadian Hydrography Service are located in the National Capital Region (NCR) in Ottawa.
Newfoundland and Labrador Region
Newfoundland and Labrador is an ideal place to study ocean science research. The region has 29,000 km of coastline and a 2.5 million square kilometre continental shelf.
There are virtually limitless opportunities for fieldwork, as our research supports:
- aquaculture
- environmental sciences
- marine protected areas (MPAs)
- commercial and recreational fisheries, including:
- shellfish
- groundfish
- pelagic fish
Maritimes Region
The Maritimes Region research facilities include:
- one of the oldest, St. Andrews Biological Station
- Canada's largest, the Bedford Institute of Oceanography
We've amassed a wealth of biological, physical and chemical oceanographic expertise to report on:
- the state of the northwest Atlantic
- issues sustaining the ties of coastal communities to the marine environment
Gulf Region
The Gulf Region science team offers world-class science, allowing us to plan for decades to come. We:
- study and track a variety of fish species
- research the environment in the southern part of the Gulf of St. Lawrence, Canada's most productive body of water
Our work supports tens of thousands of Canadians who make a living as commercial fish harvesters or enjoy fishing recreationally.
Quebec Region
Quebec scientists have access to more than 70 laboratories, including a state-of-the-art wet lab. These scientists have made notable advances, including:
- confirming the genetic structure of rockfish
- discovering oxygen-deprived areas in the estuary
- designing the Viking ocean buoy and its innovative wave sensor
- shedding light on the dietary and migratory behaviour of the blue whale
- measuring and modelling the oceanographic conditions of the Gulf of St. Lawrence
For the last 30 years, the teams at the Maurice Lamontagne Institute have been providing:
- advice to fisheries management and ensuring navigational safety
- essential scientific foundations for protecting the marine environment
Ontario and Prairie Region
The Ontario and Prairie Region is home to 57% of Canada’s population and represents 63% of the national Gross Domestic Product. The region contains 5 of the 15 largest lakes in the world and 55 listed species under the Species at Risk Act. The Great Lakes alone have had more than 180 non-native species introduced.
Our team of research scientists, biologists and technicians carry out research and monitoring projects across Ontario and the 3 prairie provinces from our main bases at the Freshwater Institute in Winnipeg, Manitoba, the Canada Centre for Inland Waters in Burlington, Ontario, and the Great Lakes Forestry Centre in Sault Sainte Marie, Ontario.
Our work focuses on:
- delivering science and advice to support conservation and protection of aquatic ecosystems and species
- research to understand ecosystem structure/function and health
- measuring stressors, drivers, and impacts of those stressors
- protecting the health of wild and cultured aquatic animals in Canada while supporting international trade
The Canadian Hydrographic Service team, based in Burlington, Ontario, conducts hydrographic surveys and produces the official nautical charts and publications for the major navigable waters in both Ontario and Prairie and Arctic regions.
Arctic Region
The Arctic Region spans from the Yukon North Slope, across the Northwest Territories and Nunavut, to Nunatsiavut (Northern Labrador). As the Arctic becomes more accessible due to climate change, we’re increasing our capacity in the North to better support collaborative work with Inuit, First Nations and Métis partners, provincial and territorial governments and all Northerners. Together, we’re working to meet local needs and priorities.
In support of those goals, our scientists deliver research programs, both in the field and in the lab, that are focused on Arctic marine and freshwater ecosystem science including:
- stock assessments to support commercial and subsistence fisheries (fish, invertebrates, and marine mammals)
- ecosystem structure, function and modeling to assess:
- the effects of development, climate change and their cumulative impacts on the environment
- aquatic invasive species
- biodiversity
- species at risk
- oceans and habitat sciences
- conducting hydrographic surveys and increasing the proportion of Arctic waters that are charted to modern standards to improve safe navigation
Pacific Region
The research topics under investigation in the Pacific Region include:
- effects of aquaculture
- protection from oil spills
- species invading ecosystems
- species affected by global warming
- dynamic fluctuations in oceanic currents
National Capital Region
The NCR administers and coordinates DFO's science initiatives across the country.
Working in close collaboration with regional research teams, the NCR encompasses expertise in all science areas covered by DFO's mandate, such as:
- oceanography
- aquatic animal health
- marine mammal biology
- fish population sciences
Among others, the NCR is responsible for the development and administration of:
- national science programs
- the provision of peer-reviewed science advice
- the establishment of science partnerships and collaborations
Science Early Career Network
As an employee in the ecosystems and oceans Science Sector, you may join the Science Early Career Network (SECN). This organization engages early career science professionals in strengthening science through:
- innovation
- collaboration
- peer-supported professional development
The network's vision is to establish a strong and connected workforce. This benefits the sector as a whole through activities such as:
- armchair discussions
- regional social events
- mentoring and training opportunities
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