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Layer: Lake_Ontario_Nearshore_Regional_Unit_Cumulative_Stress (ID: 0)

View In:   ArcGIS Online Map Viewer

Name: Lake_Ontario_Nearshore_Regional_Unit_Cumulative_Stress

Display Field: regunitname

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: As part of the Overall Assessment of the State of Nearshore Waters, the nearshore of Lake Ontario, Niagara and St. Lawrence Rivers havebeen delineated into into Regional Units based on physical parameters. Slow changing variables such as depth, substrate, river mouth boundaries, wave energy density and high water conditions were used for delineating the offshore and onshore boundaries of relevant units. The offshore boundary is defined by 30m depth; onshore boundary is the 75.8m contour, defined by a high water mark using historical monthly mean lake levels (1.6m above Chart Datum). Lateral boundaries have been delineated using wave energy density, substrate and shoreline features.Levels of stress (low, moderate, high) have been assigned to four categories and associated measures, and rolled up into an overall cumulative stress for each Regional Unit.This data supports Canadian commitments in the Lakewide Management Annex of the Great Lakes Water Quality Agreement of 2012 to provide an overall assessment of nearshore waters.

Service Item Id: 9670ba07c262465b9e5d45245119c2f5

Copyright Text: Environment and Climate Change Canada (ECCC); integrating data from various sources

Default Visibility: true

MaxRecordCount: 2000

Supported Query Formats: JSON, geoJSON, PBF

Min Scale: 0

Max Scale: 0

Supports Advanced Queries: true

Supports Statistics: true

Can Scale Symbols: false

Use Standardized Queries: true

Supports ValidateSQL: true

Supports Calculate: true

Extent:
Drawing Info: Advanced Query Capabilities:
HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field:

Fields: Templates:
Capabilities: Query

Sync Can Return Changes: true

Is Data Versioned: false

Supports Rollback On Failure: true

Supports ApplyEdits With Global Ids: false

Supports ApplyEdits By Upload Id: true

Supports Query With Historic Moment: false

Supports Coordinates Quantization: true

Child Resources:   Field Groups   Contingent Values

Supported Operations:   Query   Query Attachments   Query Analytic   Query Top Features   Query Bins   Append   Validate SQL   Generate Renderer   Return Updates   Metadata   Update Metadata