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Scientific basis

Category Scientific Merit
Description The level of scientific support for use of the indicator

0  Unknown
1  Supported by expert opinion, indirect studies, or weak studies (e.g., sample size problems, length of study, or conflicts of evidence)
2  Supported by retrospective studies
3  Supported by evidence obtained from well-designed controlled analytic studies, multiple time series, or several dramatic results in uncontrolled experiments
Top-Ranked Indicators for Scientific basis
Aquatic fine woody debris   
Aquatic logs (LWD)   
Aquatic macroinvertebrates   
Canopy structure   
Cold-water Fish   
Competition indices   
Disturbance regimes indices   
Ecosystem biomass   
Exotic insect species   
Fine debris   
Fish indicator species   
Fish indices of biotic integrity   
Foliage height diversity   
Forest age   
Forest soil change   
Forest structure change   
Forest type composition   
Habitat supply   
Insecticide use in forest management   
Landscape connectivity   
Logs (LWD)   
Microclimate   
Nutrient cycle   
Nutrient level change   
Patch Shape   
Patch Size   
Range of natural variation   
Snags   
Soil nutrients   
Stand age distribution   
Stream canopy cover   
Stream embeddedness   
Tree harvesting levels   
Tree size/density   
Tree spatial pattern   



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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