seal | R Documentation |
Satellite tracking data from a ringed seal tagged in Svalbard, Norway. Data were provided by C. Lydersen and K. M. Kovacs (Norwegian Polar Institute).
data(seal)
A data frame with 1561 observations on the following 4 variables.
dtime
a vector of class POSIXt with date and time for each location
lat
a numeric vector with latitudes, in decimal degrees
lon
a numeric vector with longitudes, in decimal degrees
lc
a numeric vector with location classes LC (-9 refers to LC Z, -2 to LC B and -1 to LC A)
data(seal) lat<-seal$lat lon<-seal$lon # plot unfiltered data plot(lon,lat)
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