Search
You searched for:
Start Over
Habitats
Remove constraint Habitats
Subject
Thematic Classification -- Habitats and Vegetation -- Vegetation
Remove constraint Subject: Thematic Classification -- Habitats and Vegetation -- Vegetation
Material Types
Article
Remove constraint Material Types: Article
« Previous | 1 - 20 of 36 | Next »
Search Results
-
1. [Article] Texture analysis riparian coniferous forest ADAR imagery to identify potential ecological indicators for monitoring
The Airborne Data Acquisition and Registration (ADAR) remote sensing system captured one-meter resolution imagery of 25 different riparian sites in drift Creek Basin of coastal northwestern Oregon, USA. ...Citation -
We describe concepts, rationale, and analytical procedures for characterizing physical habitat in wadeable streams based on raw data generated from methods similar or equal to those of Kaufmann and Robison ...
Citation -
The objective of this Biological Opinion (BO) is to determine whether the action to restore emergent vegetation to wetlands on Sauvie Island is likely to jeopardize the continued existence of Upper Willamette ...
Citation -
6. [Article] Tillamook Bay environmental characterization : a scientific and technical summary : Final Report
This document was prepared under Cooperative Agreement #CE990292–1 with the U.S. Environmental Protection Agency.Citation -
The goal of this project is to recommend a broadly-acceptale efficient and effective methodology for characterizing streamside riparian attributes in forested settings at the site grain for regional monitoring. ...
Citation -
Little research has been directed toward determining the status and ecological role of riparian areas in agricultural landscapes of the Willamette Valley, Oregon. A research project has been designed to ...
Citation -
10. [Article] Nehalem River watershed assessment
Watershed assessment is a process for evaluating how well a watershed is working. The purpose of this assessment was to determine how natural and human-induced changes have impacted the sustainability ...Citation -
11. [Article] Ecological functions of off-channel habitat, Willamette River, Oregon : final research plan
Off-channel features such as alcoves and side channels can have important ecological functions for large rivers such as the Willamette River. Some species and age classes of fish may select these features ...Citation -
12. [Article] Grazing management for riparian-wetland areas
This document presents information from various land managers and researchers to guide livestock management in riparian areas using their unique responsiveness to accomplish management objectives. Riparian ...Citation -
13. [Article] Vegetation characterization of three contrasting riparian areas : Williamette Valley, Oregon
Much of the native riparian vegetation of the Willamette Valley, Oregon, has been replaced with agricultural crops or invasive non-native plant species. Detailed information about current Willamette Valley ...Citation -
14. [Article] Fire history and pattern in a Cascade Range landscape
Fire history from years 1150 to 1985 was reconstructed by analyzing forest stands in two 1940-hectare areas in the central-western Cascade Range of Oregon. Serving as records for major fire episodes, these ...Citation -
15. [Article] Study on integrating surveys of terrestrial natural resources : the Oregon Demonstration Project
An interagency project demonstrated the feasibility of integrating Federal surveys of terrestrial natural resources and offers a vision for that integration. At locations selected from forest inventory ...Citation -
18. [Article] Plants of Eight Dollar Mountain
289 pagesCitation