Aquatic Landscape Inventory System

This historic dataset delineates valley segments based on a number of different natural features. The data applies to valley segments on the Ontario side of the Great Lakes.

ALIS has also been incorporated into the Aquatic Ecosystem Classification: Great Lakes Basin and Wetlands Data Class and the Great Lakes Conservation Blueprint for Aquatic Biodiversity datasets.

*[ALIS]: Aquatic Landscape Inventory System

We are no longer updating this data. It is best suited for historical research and analysis.

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Data Available

The data described here is available for you to use. [Learn more]
[See the licence for how you're allowed to use this data.]

2003-04-01 - 2003-04-01

Supporting Files

This dataset has no supporting files

Additional Info

Field Value
Geographic coverage Ontario
Geography Breakdown None
Source URL/Address
Author Email
Maintainer branch
Last Validated Date 2021-04-22
Update frequency Historical
Access instructions