Parent Layer: Annual Vessel Transit Counts

Name: 2021 Tanker Vessel Transit Counts

Display Field:

Type: Raster Layer

Geometry Type: null

Description: This layer shows the vessel transit counts in 2021 for tanker vessels that carry Automatic Identification System (AIS) transponders. AIS are a navigation safety device that transmits and monitors the location and characteristics of many vessels in U.S. and international waters in real-time. The data represent vessel transit counts in 100 meter grid cells. A single transit is counted each time a vessel track passes through, starts, or stops within each grid cell.

Definition Expression: N/A

Copyright Text: Automatic Identification Systems, U.S. Coast Guard

Default Visibility: false

MaxRecordCount: 0

Supported Query Formats: JSON, AMF, geoJSON

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Supports Statistics: false

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Extent:

XMin: -8794269.7374
YMin: 3895278.3932
XMax: -7124369.737400001
YMax: 5676078.3932
Spatial Reference: 102100  (3857)

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Supported Operations:   Query   Generate Renderer   Return Updates