Wetlands Assessment Threshold Criteria Appendix 1-5 



information may be used to support departures from the trends groupings 

 presented above. 



Explain:.. 



In the absence of more reliable data, the following conclusions based on 

 Frayer et al. (1983) may be used: 



Decreasing: Palustrine emergent 

 Palustrine forested 

 Palustrine scrub-shrub 

 Estuarine intertidal emergent 

 Estuarine intertidal forested 

 Estuarine intertidal scrub-shrub 

 Marine intertidal 



Stable: Estuarine intertidal non-vegetated 



Estuarine subtidal 

 Lacustrine 



Increasing: Palustrine open water 



Palustrine unconsohdated shore 

 Palustrine non-vegetated 



Decreasing wetland types 

 Stable wetland types 

 Increasing wetland types 

 Uplands 



% OF SITE X 1 = 



% OF SITE X 2 = 



% OF SITE X 3 = 



[ % OF SITE X 3 = 



TOTAL 



a. 

 b. 

 c. 



d. 

 e. 



Priority 1 (0-139) 

 Priority 2 (140-179) 

 Priority 3 (180-219) 



Priority 4 (220-259) 

 Priority 5 (260-300) 



WETLAND LOSS PRIORITY = 



National Wetlands Priority Conservation Plan 



