MetaLandSim (version 1.0.10)

summary_metapopulation: Summarize 'metapopulation' class objects

Description

This function summarizes a metapopulation class object.

Usage

summary_metapopulation(object)

Value

Returns a data frame with the following information on a metapopulation class object:

landscape area (hectares)

Landscape mosaic area, in hectares

number of patches

Number of patches in the landscape

mean patch area (hectares)

Mean patch area, in hectares

SD patch area

SD of the patch area

mean distance amongst patches (meters)

Mean inter-patch distance, in meters

minimum distance amongst patches (meters)

Minimum inter-patch distance, in meters

species occurrence - snapshot

Occupation data of the focal species, numbered from 1 to the number of snapshots

Arguments

object

Object of class metapopulation

Author

Frederico Mestre and Fernando Canovas

Details

This function can be used to retrieve basic information on the objects of class 'metapopulation'.

See Also

species.graph, metapopulation, matrix.graph

Examples

data(occ.landscape)
data(occ.landscape2)

summary_metapopulation(object=occ.landscape)

#                                            Value
#landscape area (hectares)                 100.000
#number of patches                          60.000
#mean patch area (hectares)                  0.061
#SD patch area                               0.041
#mean distance amongst patches (meters)    528.345
#minimum distance amongst patches (meters)  51.780
#species occurrence - snapshot 1            50.000


summary_metapopulation(object=occ.landscape2)

#                                            Value
#landscape area (hectares)                 100.000
#number of patches                          60.000
#mean patch area (hectares)                  0.069
#SD patch area                               0.039
#mean distance amongst patches (meters)    521.717
#minimum distance amongst patches (meters)  45.905
#species occurrence - snapshot 1            50.000
#species occurrence - snapshot 2            58.333
#species occurrence - snapshot 3            61.667
#species occurrence - snapshot 4            61.667
#species occurrence - snapshot 5            58.333
#species occurrence - snapshot 6            60.000
#species occurrence - snapshot 7            70.000
#species occurrence - snapshot 8            68.333
#species occurrence - snapshot 9            68.333
#species occurrence - snapshot 10           56.667