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asbio (version 1.9-2)

montane.island: Mountain island biogeographic data

Description

Lomolino et al. (1989) investigated the relationship between the area of montane forest patches (islands) and the richness of mammal fauna in the Southwestern United States. This dataset contains richness and area information for 27 montane islands.

Usage

data(montane.island)

Arguments

Format

A data frame with 27 observations on the following 3 variables.

Island.name

a factor with levels Abajos Animas Blacks Capitans Catalinas Chirucahuas Chuskas Guadalupes Huachucas Hualapais Lasals Magdalenas Manzanos Mogollon Mt. Taylor N. Rincon N. Uncompaghre Navajo Organs Pinalenos Prescotts S. Kabib Sacramentos San Mateos Sandias Santa Ritas Zunis.

Richness

A numeric vector; the number of species.

Area

A numeric vector; area in km\(^2\).