Appendix F. Montana harlequin duck numbers in each occurrence. 



' The least number of pairs present in the year with the highest survey number, except when the 



occurrence is believed to be extirpated; then the number is 0. 

 ^ Total estimated pairs in multi-stream occurrences may not equal the sum of the streams because, while 



the numbers are shown as integers, the exact numbers are used in calculations. 



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