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Lewis and Clark National Historical Park Vegetation Mapping Project - Spatial Vegetation Data

Vegetation Inventory

Dates

Publication Date
Time Period
2011-01-01

Summary

Alliance-based vegetation map for Lewis and Clark National Historical Park produced by the Institute for Natural Resources at Portland State University. Part of the Vegetation Mapping Program of the Inventory and Monitoring program at NPS. Several imagery sources were used to construct the vegetation map. LiDAR, SPOT 4, NAIP, and LANDSAT were available for the majority of the project area, with only a few places in Washington lacking LiDAR data. The eCognition software package and Berkley Imaging Segmentation was used to create the initial image segments and polygon map used to aid in collection of field training data. The mean values of various variable inputs were summarized by each of the image segments in addition to the training [...]

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3.03 GB

Purpose

To produce a polygon map of vegetation classes based on National Vegetation Classification System alliances for Lewis and Clark National Historical Park. Map classes are based on alliances where feasible; group or macrogroup and land cover types are also included. Detailed methods are reported in the National Resources Technical Report published by NPS. Veg_Poly_Borders - Provide informal data to the Park about vegetation surrounding LEWI boundaries.

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