popest | R Documentation |
Title
popest(dat = NA, vcfData = NA, Mdat = NA, prob = FALSE)
dat |
A data frame containing transect-level sums of observed singles and pairs, see details. |
vcfData |
A data frame containing visibility correction factors by strata, see details. |
prob |
A logical indicating where to do the calculation based on detection probability or it reciprocal, vcf. |
M |
A named vector giving the total number of possible transects in each strata. Names must match strata names in data. |
A list containing population estimates of 'indicated breeding birds', the 'index" estimates (without detection correction), standard errors of each, and a ggplot objects of each by year.
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