WCT Multi-state Assessment February 10, 2003 



Table 15. Number and miles of designated conservation populations of westslope cutthroat trout 

 by reason for assigning those populations as conservation populations along with 

 proportions of those populations by number and miles within isolets and 

 metapopulations. 



Isolets Metapopulations Total 



Reason for conservation population Number Miles Number Miles Number Miles 



Core Conservation Population (must 



be genetically unaltered - greater 



than 99% pure) 260 1574.6 43 2520.9 303 4095.5 



Known or Probable Unique Life 



History (fluvial, ad-fluvial, or 



resident) 144 935.1 46 18302.6 190 19237.7 



Known or Probable Ecological 



Adaptation to extreme environmental 



condition 2 5.8 1 12.0 3 17.9 



> 



Other - Population occupies habitat 



that is likely to become part of the 



WCT conservation focus 51 296.3 16 805.1 67 1101.3 



TOTAL 457 2811.8 106 21640.6 563 24452.5 



81.2% 11.5% 18.8% 88.5% 



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