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Historical data

Category Utility
Description The number of decades before 2000 for which data for the indicator exist.

0  Unknown
1  1 decade or less
2  2 decades
3  3 or more decades
Top-Ranked Indicators for Historical data
Bird indicator species   
Bird indices of biotic integrity   
Canopy structure   
Cavity nesting bird species   
Cold-water Fish   
Disturbance-related bird species   
Ecosystem biomass   
Exotic insect species   
Forest age   
Forest bird species   
Forest composition change   
Forest raptors   
Forest structure change   
Forest type composition   
Insect outbreaks   
Late-successional species dominance   
Logging road coverage   
Snags   
Tree harvesting levels   
Tree size/density   
Tree spatial pattern   
Warm-water Fish   



Manomet Center for Conservation Sciences
14 Maine Street, Suite 305
Brunswick, ME 04011 USA
phone: (207) 721-9040 · fax: (207) 721-9144

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