Blossom (version 1.3)

blue162: Example data of biweekly grouse locations

Description

Sequential locations of a blue grouse on its winter ranges in Middle Park, Colorado.

Usage

data(blue162)

docType

data

source

Cade, B.S., and R.W. Hoffman. 1993. Differential migration of blue grouse in Colorado. Auk 110, 70--77.

Examples

str(blue162)

 seq.cols <- topo.colors(nrow(blue162))
 
 #I jitter locations so overlapping points can be seen
plot(jitter(blue162$long,amount = 4),jitter(blue162$lat,amount = 4),
 bg = seq.cols,cex = 2,pch = 21,xlab = "Longitude",ylab = "Latitude",
 main = "Spatial locations of bluegrouse 
showing temporal ordering of observations")
 
for(i in 1:length(seq.cols)){
    rect(max(blue162$long)-10,min(blue162$lat)+10*(i-1),
    max(blue162$long),min(blue162$lat)+10*(i),col = seq.cols[i],lty="blank")
    text(max(blue162$long)-15,min(blue162$lat)+10*(i-1)+5,label=i)
    }
    
text(max(blue162$long)-20,min(blue162$lat)+130,
  label = "time order of 
observations")