WolfPackSize: WolfPackSize

In jfieberg/Data4Ecologists: Data Assoicated with Statistics for Ecologists

WolfPackSize

Description

annual pack sizes associated with wolves in Montana. Data are from Sells et al. 2022.

Usage

WolfPackSize

Format

A data frame with 660 rows and 16 variables:

Year

integer Year of observation

Pack

character Pack identifier

Size

integer Pack size

pack.density

double Density of packs per 1000 km2, w/in local vicinity (defined as 12.41 km around the territory centroid, based on the 484-km2 geometric mean territory size for wolves in MT)

ungulate.summer

double Prey summer density index, w/in local vicinity

ungulate.winter

double Prey winter density index, w/in local vicinity

ruggedness

double Terrain ruggedness (vector ruggedness measure, VRM), w/in local vicinity

harvest.density

double Harvest mortalities per 1000 km2, w/in local vicinity

control.removals

integer Wolves removed in this pack via control removal

harvest.intensity

character Annual harvest intensity level

human.density

double Human density per mi$^2$, w/in local vicinity

roads.lowuse

double Density of low-use roads, w/in local vicinity

grid.removals

integer Wolves removed via control removal in the POM grid cell (state of MT is divided into 600km$^2$ cells, see Inman et al. 2019)

mean.pack.density

double Mean pack density in the POM grid cell for 2005 - 2018

Ecoregion

integer Ecoregion; 15 = Northern Rockies, 16 = Idaho Batholith, 17 = Middle Rockies, 41 = Canadian Rockies, 42 = Northwestern Glaciated Plains, 43 = Northwestern Great Plains

GRID_ID

integer POM grid ID number

Source

Sells, S. N., Mitchell, M. S., Podruzny, K. M., Ausband, D. E., Emlen, D. J., Gude, J. A., ... & Loonam, K. E. (2022). Competition, prey, and mortalities influence gray wolf group size. The Journal of Wildlife Management, 86(3), e22193.

Data were originally downloaded from: https://zenodo.org/record/5838722/export/schemaorg_jsonld

jfieberg/Data4Ecologists documentation built on April 17, 2025, 3:12 p.m.