KillarneyBirds {wiqid}

Abundance of woodland birds

Description

The number of territories held by breeding males in 9 blocks of woodland habitat in County Killarney, Ireland.

Usage

data(KillarneyBirds)

Format

A data frame with counts for 31 species in 9 blocks of habitat. Row names are the English species names.

Oak1

first of 3 oak wood sites

Oak2

second of 3 oak wood sites

Oak3

third of 3 oak wood sites

Yew

a mature yew wood

Sitka

a Sitka spruce plantation

Norway

a Norway spruce plantation

Mixed

a mixed broadleaf wood

Patchy

a wood with patches of broadleaf and conifer trees

Swampy

a swampy seasonally-flooded woodland

Source

Batten L. A. (1976) Bird communities of some Killarney woodlands. Proceedings of the Royal Irish Academy 76:285-313.

References

Magurran (2004) Measuring Biological Diversity, p237

Solow (1993) A simple test for change in community structure. J Animal Ecology 62:191-193.

Examples

data(KillarneyBirds)
## number of species in each block of habitat:
colSums(KillarneyBirds > 0)