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Modified patch occupancy data of Cabrera vole as a data frame

mc_df.Rd

One season patch occupancy dataset for Microtus cabrerae in SW Portugal (modified). This dataset is in a format directly used by convert.graph and converted to an object class 'metapopulation'.

Usage

data(mc_df)

Format

A data frame with 685 observations on the following 5 variables.

ID

Patch Id.

x

X coordinate.

y

Y coordinate.

area

Patch area, in hectares.

mc

Occupancy state (0/1).

Details

To create this sample dataset the occupancy status of patches was scrambled, however the proportion of occupied patches was kept.

Source

Original field data was obtained during project PERSIST (PTDC/BIA-BEC/105110/2008).

Examples


##To be converted in a object of class "metapopulation":
#mc1 <- convert.graph(dframe=mc_df,mapsize=8200,dispersal=800)

data(mc_df)

#Check the columns:

head(mc_df)
#>   ID        x       y  area mc
#> 1  1 1248.254   0.000 0.079  0
#> 2  2 1420.857  46.725 0.781  1
#> 3  3 1278.912  52.629 1.053  0
#> 4  4 6370.625  62.637 0.788  0
#> 5  5 1151.337  97.140 0.079  0
#> 6  6 1295.796 104.839 0.137  1

#  ID        x       y  area mc
#1  1 1248.254   0.000 0.079  0
#2  2 1420.857  46.725 0.781  1
#3  3 1278.912  52.629 1.053  1
#4  4 6370.625  62.637 0.788  0
#5  5 1151.337  97.140 0.079  0
#6  6 1295.796 104.839 0.137  1