YCT Multi-state Assessment 



February 10,2003 



II HISTORICAL DISTRIBUTION 



All streams are assumed to be included by reason of "Judgment Only" to start. 



Highlight all areas to exclude, label all highlighted streams with an E and a unique number 



. Fill out form below. 



Highlight all areas to include for reasons other than "Judgment Only", label all highlighted 



streams with an I and a unique number. Fill out form below. 



HUC Number: 



Historic Distribution Mapping Circle Number:. 

 INCLUDE or EXCLUDE (Circle) 



HUC Number: 



Historic Distribution Mapping Circle Number:. 

 INCLUDE or EXCLUDE (Circle) 



Reason (Circle) 

 (Circle one) 



Reason to Include/Exclude 



|Habitat limited - gradient, elevation, temperature 

 |Known geologic barrier at lower boundary 

 Anecdotal information 



|Histoncal scientific survey data 

 [judgement only 



Data Quality (Circle one) Source 



DQ Rating 



Low - Judgment 

 only 



Med -Medium 

 High -High 



Source 



Judgement 



Anecdotal 

 Information 



Letter 



News Account 



Data files 



Agency Report 



Published Paper 



Thesis or 

 Dissertation 



Other 



Page - 60 



