Dear AniMove list

I would like to calculate an area using 100%MCP based on at least 3 geolocalized points (eg traps); Unfortunately, there is an error message in ?adehabitat? indicating that MCP cannot be calculated with less than 5 coordinates (which is ? of course - obviously fine for the vast majority of home range analyses). However, my main aim is to investigate if core area sizes obtained from radio-tracked small rodents (22 chipmunks) on a short time scale (ie a month) could be predicted from the area formed by the polygon of traps where individuals have been caught and released during the tracking study. The underlying hypothesis is: does the trapping data reflect ? or not ? the area most intensely used by these rodents.

Any help would be appreciated for a poor lonesome rodent-trapper that is not used to get deeper into the cabalistic codes of R functions ;))

Amicalement

Benoit Pisanu
Muséum National d'Histoire Naturelle
Département Ecologie et Gestion de la Biodiversité
Conservation des espèces, restauration et suivi des populations
UMR 7204 MNHN-CNRS-P6
61, rue Buffon,  Case postale 53
75231 PARIS cedex 05
Tel : 01 40 79 32 69


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