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GIS DATA of the MONTANA RIVERS INFORMATION SYSTEM 



January 1994 

 DESCRIPTION OF DATA LAYERS WE ARE DEVELOPING 



Fisheries : 



1. Western Montana 100k hydrograpliy wth river reach numbers (tied to state>\ide fisheries data base). 



2. Eastern Montana 100k hydrography with river reach numbers; 75% complete. 



Wiidiire 



1. Region 1 white-tail, mule deer, and elk winter ranges; 1:24k; complete. 



2. Statewide goat, sheep, moose, antelope overall and seasonal distributions; 1:250k; edit stages Regions 

 1-5; due July 1994. _ 



3. Statewide white-tail, mule deer, and elk overall and seasonal distributions; l:250k|- due Jul} 94. 



4. Yellowstone Ecosystem deer, elk, moose, sheep, and goat overall distribution and winter riinges; 1:250k; 

 in edit stages. 



5. Statewide distributions for 27 nongame species which represent Montana's ecosystems; scales will be 

 dependent on sources; due July 94. 



6. Flathead River important species use areas and habitats; 1:24k; complete. 



Recreation : 



1. Statewde wildlife viewing Areas; l:I00k; complete. 



2. Statewide wildlife Management Areas; 1:24 k and 1:100k; complete. 



3. Statewide fishing access areas including state, county, and federal; 1:100k; complete. 



4. National Park Service campgrounds; 1:100k; complete. 



5. Forest Service campgrounds; 1:100k; complete. 



DATA LAYERS WHICH WE USE (IN HOUSE) 



2,000,000 Lakes and Streams 



250k Highways 



250k Townships, Cities, Counties 



250k Indian Reservations 



100k National Parks and Wildlife Refuges 



250k Railroads 



500k Montana Land Resource Areas (ecological types) from Soil Conservation Service 



126,720 National Forests and land oNvnership within Districts 



100k hydrography (no river reach numbers) 



100k U.S. Census TIGER data 



24k Montana Natural Heritage Program Element Occurrences 



24k 60 ni raster digital elevation models 



D-19 



