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Relative occurrence of Northern Wolffish in the Estuary and Gulf of St. Lawrence
Spatial distribution of the relative occurrence of northern wolffish in the annual DFO groundfish research surveys conducted by the Québec (1978-2008) and Gulf (1971-2008)... -
Killer whale range expansion and extended seasonal presence in the eastern...
PURPOSE: The focus of this research is on changes in the distribution of killer whales in the Canadian Arctic, which is within the field of marine biogeography and marine... -
Seasonal nitrate climatology of the Canadian Pacific Exclusive Economic Zone...
Description: Seasonal mean nitrate concentration from the British Columbia continental margin model (BCCM) were averaged over the 1981 to 2010 period to create seasonal mean... -
Seasonal pH climatology of the Canadian Pacific Exclusive Economic Zone from...
Description: Seasonal mean pH from the British Columbia continental margin model (BCCM) were averaged over the 1993 to 2020 period to create seasonal mean climatology of the... -
Seasonal Climatologies of the Northeast Pacific Ocean (1980-2010)
Description: Seasonal climatologies (temperature, salinity, and sigma-t) of the Northeast Pacific Ocean were computed from historical observations including all available... -
Seasonal total phytoplankton climatology of the Canadian Pacific Exclusive...
Description: Seasonal mean total phytoplankton at the surface from the British Columbia continental margin model (BCCM) were averaged over the 1981 to 2010 period to create... -
Great Bear Lake (Sahtú) Surface water temperature monitoring: 2012 to 2019
PURPOSE: As a part of a two-decade series of research, this study aims to provide a comprehensive synthesis of the effects of harvest and environmental change on fisheries in... -
Ocean Salmon Program - Ricker Beam Trawl Juvenile Salmon Study from 1990 to 1993
During the period of 1990 to 1993, Robin J. LeBrasseur and N. Brent Hargreaves led a juvenile salmon migration research project off the west coast of Vancouver Island BC. This... -
Lake sturgeon - Important sites - Presence, breeding, feeding, concentration - FHAMIS
Lake sturgeon's presence zones, breeding, feeding and concentration areas according to a literature review of documents produced between 1976 and 2002.Data extracted from the... -
Shallow substrate model (20m) of the Pacific Canadian coast
The shallow substrate bottom type model was created to support near shore habitat modelling. Data sources include both available observations of bottom type and environmental... -
Biodiversity of the Benthic Epifauna Trawl Survey from CBS-MEA program (2021-2024)
This dataset documents the epifauna occurrences collected from 2021 to 2024 during the Canadian Beaufort Sea Marine Ecosystem Assessment (CBS-MEA) conducted by the Department of... -
Known concentration areas of Arctic wedge clam in the Estuary and the Gulf...
The dataset represents known concentration areas of harvested or unharvested Arctic wedge clam (Mesodesma arctatum) in the Estuary and the Gulf of St. Lawrence, Quebec region.... -
Blue Whale - High density feeding areas
11 tagged Blue whales (Balaenoptera musculus) were tracked during the daytime movements as well as the feeding behaviour in the St. Lawrence River estuary. Kernel density was... -
Sea Pen Fields in the Eastern Arctic (Cosmos Trawl Sample)
Polygons denoting concentrations of sea pens, small and large gorgonian corals and sponges on the east coast of Canada have been identified through spatial analysis of research... -
Likelihood of Presence of Atlantic Cod in Area Response Planning Pilot Areas
The Coastal Oceanography and Ecosystem Research section (DFO Science) reviewed the presence of Cod in the Population Ecology Division (DFO Science) Ecosystem Survey trawls to... -
Beluga Relative Summer Density in the St. Lawrence Estuary
This layer represents the relative summer density of belugas in the St. Lawrence Estuary based on 35 aerial surveys carried out from 1990 to 2009. The boundaries of the areas... -
Inside South Hard Bottom Longline Surveys
Catch, effort, location (latitude and longitude), and associated biological data from groundfish multi-species longline surveys in the southern portion of the inlets and...