| obs.m {SightabilityModel} | R Documentation |
MN moose survey data
Description
Operational survey data for moose in MN (during years 2004-2007). Each record corresponds to an independently sighted group of moose, with variables that capture individual covariates (used in the detection model) as well as plot-level information (stratum identifier, sampling probability, etc).
Format
A data frame with 805 observations on the following 11 variables.
- year
year of survey
- stratum
stratum identifier
- subunit
sample plot ID
- total
number of moose observed
- cows
number of cows observed
- calves
number of calves observed
- bulls
number of bulls observed
- unclass
number of unclassified animals observed (could not identify sex/age class)
- voc
measurement of visual obstruction
- grpsize
group size (cluster size)
References
Giudice, J H. and Fieberg, J. and Lenarz, M. S. 2012. Spending Degrees of Freedom in a Poor Economy: A Case Study of Building a Sightability Model for Moose in Northeastern Minnesota. Journal of Wildlife Management 76(1):75-87.
Examples
data(obs.m)
obs.m[1:5, ]