Datasets

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177 total datasets found
Access level:

Topics: Environment and Natural Resources (134) nutrients (0) Lake Ontario (3) and Update frequency: As required (135)

Showing datasets with access level:

  • Lake Ontario tagged Atlantic salmon

    Ministry: Natural Resources and Forestry

    Get data on Lake Ontario tagged Atlantic salmon recaptures. This dataset represents tagged adult Atlantic salmon that were released and then recaptured by anglers. These fish...

    Resource formats:

    • WEB

  • Flood flow statistics

    Ministry: Natural Resources and Forestry

    Statistics include the flood magnitude with the following recurrence intervals: 1:2 years 1:2.33 years 1: 5 years 1:10 years 1:20 years 1:25 years 1:50 years 1:100 years 1:200...

    Resource formats:

    • WEB

  • Source Protection Area Generalized

    Ministry: Environment, Conservation and Parks

    A source protection area (SPA) is an area of land and water governed by a Source Protection Authority, an agency, person or body. This dataset defines the geographic boundaries...

    Resource formats:

  • Petroleum Crown Lake Grid

    Ministry: Natural Resources and Forestry

    This information is used  to manage oil and gas rights on offshore Crown lands in Ontario. A grid system of blocks and tracts is used to divide the area. 1 block =  5 minute...

    Resource formats:

    • WEB
    • DOCX
    • PDF

  • Forest Disease Damage Event

    Ministry: Natural Resources and Forestry

    Data show where pathogens - fungal, bacillial or viral - have caused damage by reducing growth rates, tree vigor or have killed trees. Examples of forest diseases include White...

    Resource formats:

    • WEB

  • Minor urban centres in the Niagara Escarpment Plan

    Ministry: Natural Resources and Forestry

    Minor urban center is one of the 7 Niagara Escarpment Plan land use designations. This designation includes rural settlements, villages and hamlets. The boundaries of minor...

    Resource formats:

    • WEB

  • Forest Management Unit

    Ministry: Natural Resources and Forestry

    Ontario's Crown forest is divided into geographic planning areas, known as forest management units. Most of these units are managed by individual forest companies under a...

    Resource formats:

    • WEB

  • Oak Ridges Moraine: land use designations

    Ministry: Municipal Affairs and Housing

    This dataset was created to provide land use information on the Oak Ridges Moraine and is the basis for Ontario Regulation 140/02. The data was digitized at 1:10,000 or better...

    Resource formats:

    • DOCX
    • PDF

  • Greenhouse Gas Emissions by Sector

    Ministry: Environment, Conservation and Parks

    The data sets show historical greenhouse gas emissions and emission changes for selected years, in megatonnes of CO2 equivalent. Historical estimates are based on Environment...

    Resource formats:

    • ZIP

  • Topo-bathymetric digital elevation model for Lake Ontario

    Ministry: Natural Resources and Forestry

    Designed to represent true ground and bathymetric elevation, this digital elevation model (DEM) covers two sections of the Greater Toronto Area (GTA) along the western shoreline...

    Resource formats:

    • WEB

  • Ministry of Natural Resources Road Barrier

    Ministry: Natural Resources and Forestry

    A Ministry of Natural Resources (MNR) Road Barrier is when access to a road segment or network is restricted or controlled. Road authorities in Ontario have the mandated...

    Resource formats:

    • WEB

  • Extreme Flow Statistics

    Ministry: Natural Resources and Forestry

    The flood magnitude statistics can be used for applications such as flood plain delineation and design of hydraulic structures. The drought severity statistics can be used for...

    Resource formats:

    • MDB

  • Geophysical dataset index

    Ministry: Mines

    Geophysical contains boundaries illustrating areas that have published digital data products released by the Ontario Geological Survey. Data includes: locations of published...

    Resource formats:

    • KML

  • Cadastral Location

    Ministry: Natural Resources and Forestry

    Often these parcels were surveyed before township surveys in their area. They may also be supplemental to them (as is the case with some Cadastral Islands). Sometimes these were...

    Resource formats:

    • WEB

  • Great Lakes Shoreline Ecosystem inventory

    Ministry: Natural Resources and Forestry

    This dataset contains the Great Lakes Shoreline Ecosystem (GLSE) inventory, which is a geospatial digital inventory of: ecosite polygon mapping field survey calibration points...

    Resource formats:

    • WEB

  • Historical Fire Management Zone

    Ministry: Natural Resources and Forestry

    This dataset shows the boundaries of the province's six fire management zones that existed prior to 2014 in which most forest fires received the same type of response. These...

    Resource formats:

    • WEB

  • Landform conservation area

    Ministry: Natural Resources and Forestry

    Landform conservation areas represent areas of significant landform features such as: steep slopes kames kettles ravines ridges This dataset identifies Category 1 and...

    Resource formats:

    • WEB

  • Caribou Range Boundary

    Ministry: Environment, Conservation and Parks

    Shows areas where the health and prevalence of caribou can be linked to the attributes of the land that supports them. Ontario's Woodland Caribou Recovery Strategy (2008)...

    Resource formats:

    • SHP
    • PDF

  • Wildlife management units

    Ministry: Natural Resources and Forestry

    Wildlife Management Units are used for a number of wildlife management purposes, like indicating the areas of Ontario where hunting open seasons and harvest quotas apply....

    Resource formats:

    • WEB

  • Fish Pathogen Management Zone

    Ministry: Natural Resources and Forestry

    Zones were created to manage the potential spread of fish pathogens. This product requires the use of geographic information system (GIS) software.

    Resource formats:

    • WEB