[R-sig-eco] Plotting DBBMM over a map projection using movedata
Stacy Bierwagen
sbierwag at hawaii.edu
Thu Jul 3 05:19:46 CEST 2014
I have been using R to calculate KUD and MCP estimation for a series of
tracks for fish in a reef system. I have successfully calculated these
using adehabitat and the move package in R, but I am having difficulty
plotting them over a map projection.
I have been able to plot tracks using ggplot for geom_line but there is no
way for ggplot to handle movedata DBBMM stack contours and every time I
split the stack to try and plot a single individual it doesn't recognize
the class.
I need something for geo-referencing and I know there are other methods
such as transfering shapefiles for ArcGIS but every time I save a shapefile
the projection doesn't export so the plots do not line up.
I attached the DBBMM plots for each individual along with the projected map
image I am trying to overlay the plots on. I can give you the code I have
been working with as well if anyone has had an easier time accomplishing
what I am attempting.
Thanks,
Stacy
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