Latest On The Conservation Gateway

A well-managed and operational Conservation Gateway is in our future! Marketing, Conservation, and Science have partnered on a plan to rebuild the Gateway into the organization’s enterprise content management system (AEM), with a planned launch of a minimal viable product in early FY26. If you’re interested in learning more about the project, reach out to megan.sheehan@tnc.org for more info!
​A Conservation Assessment and Resource Synthesis for
The Coastal Forests and Mountains Ecoregion
in the Tongass National Forest and Southeast Alaska
 
Map Gallery
 
GIS Analysis and Cartography by
Dave Albert, The Nature Conservancy in Alaska
 
This assessment developed and integrated a suite of geographic information for public and private lands throughout southeastern Alaska. These maps provide a snap-shot of GIS products referenced in the text of individual sections.
 
Photo:  Dave Albert/Hoonah Sound

Quick Links to Maps (more images coming soon)

Land Ownership & Management
Biogeographic Provinces - Download (0.3mb)
General Land Status - Download (0.2mb)
Conservation Scale - Download (0.2mb)
Ecological Systems
Terrestrial Ecological Systems - Download (2.6mb)
Landform Association - Download (2.5mb)
Snow Accumulation - Download (1.9mb)
Floodplain Model - Download (1.9mb)
Species Richness of Salmon and Steelhead - Download (0.2mb)
Typology of Estuaries - Download (0.3mb)
Protection and Forest Condition - Download (0.2mb)
Marxan Models - By Target
Large-tree Forests - Download (3.5mb)
Winter Habitat for Black-Tailed Sitka Deer - Download (0.2mb)
Habitat for Brown and Black Bear - Download (0.2mb)
Watershed-Scale Conservation for Biodiversity of Salmonids - Download (0.2mb)
Marxan on Combined Focal Targets - Sub-Watershed Scale
Core Areas of Biological Value - Download (9.1mb)
Conservation Status of Core Areas - Download (8.7mb)
Marxan on Combined Focal Targets - Watershed Scale
Watershed Conservation Priorities - Download (4.4mb)
Integrated Conservation Area Design
Biodiversity and Timber Values - Download (4.9mb)

 
 
 
Land Ownership & Management
 
Biogeographic Provinces
 
 
[Download PDF Biogeo Province 0.3 MB] 
 
Study Area (by province)
 
 
 
Also see study area maps for: Yakutat Forelands, Fairweather Range, Glacier Bay, Chilkat River, Lynn Canal, Taku River, Stikine River, Chichagof Island, Admiralty Island, Baranof Island, Kuiu Island, Kupreanof / Mitkof, Wrangell / Zarembo / Etolin, Revillagigedo Is. / Cleveland Peninsula, and Misty Fiords.
 
General Land Status
 
 
 
[Download PDF General Land Status 0.2 MB] 
 
Conservation Scale
 
 
[Download PDF Conservation Scale 0.2 MB]  
 
Ecological Systems
 
Terrestrial Ecological Systems
 
  [Download PDF Terrestrial Ecological Systems 2.6 MB] 
 
 
Forest Condition (by province)
 
 
 
Also see forest condition within Biogeographic Provinces for: Yakutat Forelands, Chilkat River, Lynn Canal, Taku River, Stikine River, Chichagof Island, Admiralty Island, Baranof Island, Kuiu Island, Kupreanof / Mitkof, Wrangell / Zarembo / Etolin, Revillagigedo Is. / Cleveland Peninsula, and Misty Fiords.
 
Landform Association
 
 
[Download PDF Landform Association 2.5 MB] 
 
Snow Accumulation
 
 
[Download PDF Snow Accumulation 1.9 MB]  
 
Floodplain Model of Anadromous Fish Habitat
 
 
[Download PDF Floodplain Model 1.9 MB] 
 
Species Richness of Pacific Salmon and Steelhead
 
 
[Download PDF Species Richness 0.2 MB]  
 
A Watershed-based Typology of Estuaries
 
 
[Download PDF Typology of Estuaries 0.3 MB] 
 
Watershed-scale Protection and Forest Condition
 
[Download PDF Protection and Forest Condition 0.2 MB] 
 
 
Marxan Models - By Target
 
A Marxan Optimization for Conservation of Large-tree Forests
 
 
 
[Download PDF Large-tree Forests 3.5 MB] 
 
A Marxan Optimization for Conservation of Winter Habitat for Sitka Black-tailed Deer
 
 
[Download PDF Winter Habitat 0.2 MB] 
 
A Marxan Optimization for Conservation of Late-Summer Habitat for Brown and Black Bear
 
 
[Download PDF Brown and Black Bear 0.2 MB] 
 
A Marxan Optimization of Watershed-scale Conservation for Biodiversity of Salmonids
 
 
[Download PDF Pacific Salmon and Steelhead 0.2 MB] 
 
Marxan On Combined Focal Targets - Sub-watershed Scale
 
Core Areas of Biological Value
 
[Download PDF Core Areas of Biological Value 9.1 MB] 
 
 
Conservation Status of Core Areas of Biological Value
 
[Download PDF Core Areas of Biological Value 8.7 MB] 
 
 
Marxan On Combined Focal Targets - Watershed Scale
 
Watershed Conservation Priorities
 
 
[Download PDF Watershed Values 4.4 MB] 
 
Integrated Conservation Area Design
 
A Spatial Optimization of Biodiversity and Timber Values in development of an Integrated Conservation Area Design
 
 
[Download PDF Biodiversity and Timber Values 4.9 MB] 

 

Key Resources