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Feeding and migration important areas for Blue whales in the Estuary and the...
A modelling analysis conducted by Fisheries and Oceans Canada (DFO) identified these areas as the most suitable habitat for Blue whales: Gulf of St. Lawrence, waters off the... -
Ecological Classification of the Coastal Territory of the Estuary and Gulf...
In 2009, DFO defined 12 marine bioregions across the three oceans bordering Canada to support its marine planning efforts, such as the establishment of networks of marine... -
Occurrence and percent cover of the colonial invasive tunicate Didemnum...
Funded under DFO's Marine Conservation Targets Program, this optical imagery benthic survey documents the occurrence and estimated percent cover of the invasive colonial... -
Commercial Fisheries - Quota Reports
Fisheries and Oceans Canada is organized into six administrative regions (Pacific, Central and Arctic, Quebec, Gulf, Maritimes and Newfoundland and Labrador). The Canadian... -
DFO Maritimes Biofouling Monitoring Program
Fisheries and Oceans Canada’s (DFO) National Biofouling Monitoring Program (BMP) has conducted annual field surveys to monitor the introduction, establishment, spread, species... -
Kiel deep drifter data
Data from drifters with deep drogues collected by the Institut für Meereskunde, at the University of Kiel from 1980 to 1996. -
General distribution of humpback whales in the Estuary and Gulf of St. Lawrence
General distribution of Humpback Whales in the Estuary and Gulf of St. Lawrence based on all identified whales from the entire MICS database (Mingan Island Cetacean Study).... -
Northern Marine Coastal and Ecosystem Studies in the Canadian Beaufort Sea-...
This record contains information on the samples collected and the intended parameters for analysis from sediment cores collected as part of this project including bacteria,... -
Northern Resident Killer Whale Group Cohesion (1980-2010)
Data from: Stredulinsky et al. (2021) Family feud: permanent group splitting in a highly philopatric mammal, the killer whale (Orcinus orca). Behavioural Ecology and... -
British Columbia Spot Prawn (Pandalus platyceros) Spawner Index
Recruitment overfishing in the Spot Prawn (Pandalus platyceros) trap fishery in British Columbia on the west coast of Canada is managed using a fixed escapement system. Fixed... -
Benthic substrates of the Saguenay fjord, the St. Lawrence lower estuary and Gulf
Description of the submarine morphology and characteristics of the sediments (lithology, grain size, mineralogy, and chemistry) of the Saguenay fjord, the lower Estuary and Gulf... -
Known concentration areas of the Stimpson's surfclam in the Estuary and the...
Stimpson's surfclam or Arctic surfclam (Mactromeris polynyma) concentration areas in this layer are described as being known and commercially exploited historically and/or... -
Relative occurrence of Atlantic Wolffish in the Estuary and Gulf of St. Lawrence
Spatial distribution of the relative occurrence of Atlantic Wolffish in the annual DFO groundfish research surveys conducted by the Québec (1978-2008) and Gulf (1971-2008)... -
Metadata of benthic imaging surveys in the Banc-des-Américains Marine Protected Area
This dataset was developed to document the procedures for acquiring underwater images in the Banc-des-Américains Marine Protected Area (MPA). Its primary objective is to provide... -
Characterisation of intertidal habitat types in the Musquash Marine...
Appropriately responding to a marine pollution event, especially hydrocarbon spills, often requires detailed knowledge of local habitat and environmental features. Access to... -
Bathymetric Gridded Data Overview
CHS offers 500-metre bathymetric gridded data for users interested in the topography of the seafloor. This data provides seafloor depth in metres and is accessible for download... -
Presence of the Smooth Skate in the Estuary and Gulf of St. Lawrence
Spatial distribution of the Smooth Skate presence expressed by catch weight based on the annual Department of Fisheries and Oceans (DFO) groundfish research surveys realised... -
Surface temperature and salinity - Shipboard Thermosalinographs
1999 to 2023 surface temperature and salinity measured along the track of commercial ships, mostly between Montreal (Quebec) and St. John's (Newfoundland). Monitoring of surface...