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Sea Otter (Enhydra lutris) Population Counts, British Columbia, 1977-2013
The smallest marine mammals in North America, sea otters occupy chilly coastal waters in the central and north Pacific Ocean. Averaging 1.2 metres in length, male sea otters... -
The ecological regionalization of coastal habitat of the Estuary and Gulf of...
****New revised data soon available In 2009, DFO defined twelve spatial units in three of Canada's oceans to inform marine planning exercises such as the establishment of marine... -
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).... -
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... -
Know concentration areas of the Softshell clam in the intertidal zone of the...
The dataset represents known concentration areas of harvested or unharvested Softshell clam (Mya arenaria) in the intertidal zone of the Estuary and the Gulf of St. Lawrence,... -
Matrix of functional traits of species sampled in the annual survey of the...
This dataset contains functional traits for fish and invertebrate taxa sampled in the annual ecosystem bottom trawl survey in the Estuary and northern Gulf of St. Lawrence. The... -
Landings, abundance series, and biological data for a potential range-wide...
PURPOSE: To provide a permanent repository of key data series necessary to build a range-wide American eel stock assessment. DESCRIPTION: This collection presents data... -
Phytoplankton counts at the Atlantic Zone Monitoring Program (AZMP)-Quebec’s...
Phytoplankton counts (cell/L)) at the 3 fixed stations and some of the 46 stations grouped into Atlantic Zone Monitoring Program (AZMP) transects under Quebec region... -
ADCP current meter data in the Strait of Belle Isle
The Strait of Belle Isle connects the Labrador Shelf and Gulf of St. Lawrence. Few observations of currents in the Strait of Belle Isle exist despite its important contribution... -
Concentrations of suspended particulate matter (SPM) in the St. Lawrence
The layer provides information on suspended particulate matter (SPM) concentrations by area. There is a natural interaction phenomenon between hydrocarbons and SPM, that creates... -
Predicted distributions of 65 groundfish species in Canadian Pacific waters
Description: This dataset contains layers of predicted occurrence for 65 groundfish species as well as overall species richness (i.e., the total number of species present) in... -
eDNA metabarcoding enriches traditional trawl survey data for monitoring...
Marine Protected Areas require comprehensive monitoring to ensure objectives are achieved; however, monitoring natural ecosystems at scale is challenged by the biodiversity it... -
Pacific Recreational Fishery Salmon Head Depots
Location and contact information for Pacific Recreational Fishery Salmon Head Recovery Depots. The sport fishing community has an important role in the recovery of coded-wire... -
Beluga Calves Relative Summer Density in the St. Lawrence Estuary
This layer represents the relative summer density of beluga calves in the St. Lawrence Estuary based on 35 aerial surveys carried out from 1990 to 2009. The boundaries of the... -
Potential haul-out sites for the harbor seal and gray seal in the Estuary...
Layer that includes the known information on potential haul-out sites for the harbour seal and gray seal in the Estuary and Gulf of St. Lawrence according to a literature review... -
Minimum Two-weekly Sea Ice Concentration in the Canadian Beaufort Sea (1998-2020)
This record contains two-weekly minimum sea ice concentration images of the Canadian Beaufort Sea at 1.1 km resolution. The dataset originated from the Canadian Ice Service... -
Fisheries Act Registry
The 2019 amended Fisheries Act (FA) contains a provision that will require DFO to have a public facing Registry to provide public access to records relating to fish and fish... -
Tracing carbon flow and trophic structure of a coastal Arctic marine food...
PURPOSE: In this study, we examined the structure and function of the Southampton Island marine food web across 149 species of benthic and pelagic invertebrates, fishes, marine... -
Estimates of anthropogenic nitrogen loading and eutrophication indicators...
The excessive input of nitrogen derived from human land-use activities remains a major cause of the eutrophication of coastal ecosystems around the world. However, little data... -
Larval fish stomach content database from Conception Bay, Newfoundland, Canada
The data for this study are from a sub-Arctic coastal ecosystem (1000 km2) in the northwest Atlantic. The aim of the collection was to characterize the prey of the larvae of...