﻿TabLe 2. Summary of weather parameters at Libby, August 1982-July 1983 



Maximum Snow 

 Month Temperature 1 Precipi tation^ Snowfall Depth on Ground 



[degrees F.) [inches] (inches) (inches) 





August 1982 65.8(+0.5) 0.9(-0.2) 



September 1982 56 .3 (-0.5) 1.2(-0.1) 



October 1982 44.41-1 .1) 1.3(-0.6) 



November 1982 31 .61-1.6) 2.51+0.1) 8.3 2 



December 1982 26.4(+0.7) 2.8(+0.4) 24.9 15 



January 1983 30.3(+7.6) 2.41-0.2) 4.3 12 



February 1983 34.8(+3.8) 1.1 (-0.4) * 6 



March 1983 40.7(+4.5) 2.0(+0.8) 



April 1983 45.6(+0.6) 1.11-0.1) 1.5 



May 1983 54.6(+0.9) 0.51-1.0) 



June 1983 60.61-0.1) 1.71+0.2) 



July 1983 63.71-3.0) 2.01+1.2) 



August 1983 69.2(+3.8) 0.6(-0.5) 



r r m ir m- m- * * I 



' Monthly average (departure from normal) 

 2 TotaL (departure from normal) 

 * Data unavai lable 



RESULTS AND DISCUSSION 

 Species-List. Update 



During this monitoring period, 77 species of vertebrates were observed — 1 

 amphibian, 1 reptile, 68 birds, and 7 mammals. These included five new 

 species — Wood Duck, Caspian Tern, Eastern Kingbird, Evening Grosbeak, and Clark's 

 Nutcracker. These new species bring the total number of species observed since the 

 studies began in 1978 to 123 (1 amphibian, 1 reptile, 93 birds, and 28 mammals). 

 Date on these species ere summarized in tables 3 and 4. (NOTE: Nomenclature and 

 phylogenetic sequence have been updated to conform to A0U (1983). 



