Biolinv (version 0.1-3)

frogsEM: Frogs sighting locations and the output of the EM() function.

Description

Version of 'frogs' Dataset containing sighting locations of L. raniformis in New Zealand as returned by function EM().

Usage

data(frogsEM)

Format

A dataframe with 194 rows and 6 variables

Details

• year: year of the sighting

• y: latitude in the New Zealand Transverse Mercatore coordinate system (length unit of measure: meter).

• x: longitude in the New Zealand Transverse Mercatore coordinate system (length unit of measure: meter).

• species: the name of the species.

• Pnat: probability of being of natural origin [0;1].

• Dist: distance from nearest point of natural origin or form anchor point.