More information can be found by accessing the TRCA Trail Strategy page here: https://trca.ca/conservation/lands/trail-strategy/ "Name: Official or temporary trail...

Using the MNRF's Road layer, connectivity models were run to determine roads that go through priority connectivity areas.

The entire set of data behind this layer is extracted from the Stream, Erosion and Infrastructure Database (SEID) maintained by the Erosion Risk Management (ERM) group and used...

TRCA Watershed boundary created from the 2002 DEM. An archydro model was run to delineate the watersheds. The Etobicoke creek area was updated in 2020 using sewershed data.

Wetland birds Living City Report Card grading. Wetland bird site scores were calculated by multiplying each species’ L-rank associated numerical value by the number of...

Carruthers Creek Watershed Boundary

View the Water Resource System Reporting Key for detailed information about target setting and evaluation of current conditions and trends, including data collection and...

TRCA watercourse layer 

The Provincial Groundwater Monitoring Network (PGMN) is a partnership program between the Ontario Ministry of the Environment, Conservation and Parks and the province’s...

Represents natural vegetative cover in the watersheds of the Toronto and Region Conservation AuthorityOn-screen digitzied from aerial photos at 1:2000;...

These priorities are intended for when the identified portions of roads are undergoing maintenance or upgrades.

Frog Living City Report Card grading.Frog/toad site scores were calculated by taking the sum of the scores for each unique species per site per year. If a site contained more...

Represents natural vegetative cover in the watersheds of the Toronto and Region Conservation AuthorityOn-screen digitzied from aerial photos at 1:2000;...

Restoration opportunities in the Caruthers watershed were originally identified using desktop assessment techniques as per the restoration opportunity planning methodology. For...

Part of TRCA's Regional Watershed Monitoring Program (RWMP)

As part of TRCA's Regional Watershed Monitoring Program, Aquatic Habitat is monitored. This file represents the lcoations where the monitoring sensors are.

The Land Use layer was created using the 2009 dataset.The categories were updated using the 2012 Orthophotography for the jurisdiction (2011 for Toronto). This was done using...

An area on the landscape that accumulates water, can be natural or artificial. We classify into 6 different classes; lake - have "lake" in their official name...

The Wetland Data is a combination of the MNRF Wetlands (detailed below) and the ELC data (from terrestrial field inventory). It has been further refined using the 2015 imagery...

Trail linework covering all authorized trails on TRCA property and trails managed by TRCA in the Oak Ridges Corridor Park