Appendix 2. MAPS productivity indices for 1992 through 1995 for the Sierra Nevada for species for which a total of at least 100 aged individuals were captured during the four years at all stations pooled in the Sierra Nevada physiographic province lying within the breeding range of the species.  
  1992 1993 1994 1995
  No. sta.1 No. aged ind.2 Prod. index3 No. sta.1 No. aged ind.2 Prod. index3 No. sta.1 No. aged ind.2 Prod. index3 No. sta.1 No. aged ind.2 Prod. index3 M4 N5
Red-breasted Sapsucker (Sphyrapicus ruber)  9  51  0.357  11  38  0.183  10  51  0.255  9  24  0.375  T C 
Western Wood-Pewee (Contopus sordidulus)  9  28  0.400  11  34  0.146  11  62  0.323  9  42  0.191  N  T 
Willow Flycatcher (Empidonax traillii)  3  20  0.203  5  33  0.333  7  45  0.267  4  15  0.067  N S 
Hammond's Flycatcher (E. hammondii)  9  43  0.473  10  39  0.316  11  53  0.340  8  27  0.185  N  T 
Dusky Flycatcher (E. oberholseri)  8  84  0.249  11  98  0.276  11  139  0.446  10  102  0.177  N S 
Pacific-slope Flycatcher (E. difficilis)  5  24  0.333  5  25  0.135  7  41  0.512  6  28  0.357  N G 
Cassin's Vireo (Vireo cassinii)  8  52  0.465  9  34  0.359  7  42  0.333  6  43  0.372  N  T 
Warbling Vireo (V. gilvus)  8  123  0.291  13  182  0.161  12  202  0.287  13  138  0.116  N  T 
Mountain Chickadee (Poecile gambeli)  9  91  0.769  12  66  0.432  11  96  0.438  11  65  0.523  R C 
Red-breasted Nuthatch (Sitta canadensis)  9  31  0.739  9  25  0.653  10  46  0.739  8  33  0.515  R  C
Brown Creeper (Certhia americana)  8  43  0.496  11  41  0.468  8  74  0.811  12  46  0.565  R C 
Golden-crowned Kinglet (Regulus satrapa)  6  29  0.724  8  72  0.760  9  109  0.798  5  22  0.455  R  T
American Robin (Turdus migratorius)  9  72  0.507  13  59  0.140  11  72  0.319  14  63  0.159  T  T 
Yellow Warbler (Dendroica petechia)  8  81  0.477  9  83  0.363  11  95  0.474  8  62  0.307  N S 
Yellow-rumped Warbler (D. coronata)  8  201  0.758  12  116  0.273  11  628  0.822  13  113  0.204  T  T 
Hermit Warbler (D. occidentalis)  8  45  0.647  11  180  0.663  10  272  0.746  11  60  0.417  N  T 
MacGillivray's Warbler (Oporornis tolmiei)  9  182  0.516  12  238  0.442  12  285  0.614  11  184  0.462  N S 
Wilson's Warbler (Wilsonia pusilla)  9  253  0.494  13  274  0.503  12  276  0.591  12  183  0.322  N G 
Western Tanager (Piranga ludoviciana)  7  27  0.561  9  32  0.443  10  89  0.539  9  37  0.081  N  T 
Chipping Sparrow (Spizella passerina)  5  29  0.333  8  75  0.227  9  70  0.357  8  45  0.244  N  T 
Song Sparrow (Melospiza melodia)  8  119  0.573  10  144  0.576  11  151  0.570  9  110  0.446  T G 
Lincoln's Sparrow (M. lincolnii)  8  100  0.542  11  200  0.487  12  233  0.485  11  183  0.399  N G 
White-crowned Sparrow (Zonotrichia leucophrys)  2  91  0.462  3  47  0.213  2  56  0.411  3  52  0.346  T S 
Dark-eyed Junco (Junco hyemalis)  9  494  0.716  13  495  0.576  12  974  0.730  14  357  0.468  T G 
Black-headed Grosbeak (Pheucticus melanocephalus)  5  18  0.254  7  48  0.236  9  64  0.300  5  55

 0.055

  N

  T 
Lazuli Bunting (Passerina amoena)  6  12  0.216  7  126  0.344  8  61  0.230  7  91  0.374  N S 
Purple Finch (Carpodacus purpureus)  6  83  0.293  8  62  0.070  8  108  0.306  5  35  0.086  T  T 
Cassin's Finch (C. cassinii)  7  57  0.684  8  24  0.085  9  82  0.354  9  31  0.161  T  T 
Pine Siskin (Carduelis pinus)  7  68  0.769  9  118  0.561  10  209  0.526  8  51  0.137  T  T

 1 Number of stations within the breeding range of the species and at which at least one aged individual was captured. 

2 Number of aged individuals captured at all stations pooled lying within the breeding range of the species. 

3 Productivity index is given as proportion of young in the catch. 

4 Migration strategy: R=permanent resident; T=temperate-wintering migrant; N=Neotropical-wintering migrant. 

5 Nest location: C=cavity nester; T=open-cup tree nester; S= open-cup shrub nester; G=ground nester.


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