spider {anacor} | R Documentation |
Hunting spider data
Description
Abundance of hunting spiders in a Dutch dune area.
Usage
data(glass)
Format
A list of data frames containing the frequency table (28 observations) and the row covariates.
Table:
Alopacce
- Abundance of Alopecosa accentuata.
Alopcune
- Abundance of Alopecosa cuneata.
Alopfabr
- Abundance of Alopecosa fabrilis.
Arctlute
- Abundance of Arctosa lutetiana.
Arctperi
- Abundance of Arctosa perita.
Auloalbi
- Abundance of Aulonia albimana.
Pardlugu
- Abundance of Pardosa lugubris.
Pardmont
- Abundance of Pardosa monticola.
Pardnigr
- Abundance of Pardosa nigriceps.
Pardpull
- Abundance of Pardosa pullata.
Trocterr
- Abundance of Trochosa terricola.
Zoraspin
- Abundance of Zora spinimana.
Row covariates:
WaterCon
- Log percentage of soil dry mass.
BareSand
- Log percentage cover of bare sand.
FallTwig
- Log percentage cover of fallen leaves and twigs.
CoveMoss
- Log percentage cover of the moss layer.
CoveHerb
- Log percentage cover of the herb layer.
ReflLux
- Reflection of the soil surface with cloudless sky.
References
Van der Aart, P.J.M. and Smeek-Enserink, N. (1975).
Correlations between distributions of hunting spiders (Lycosidae, Ctenidae)
and environmental characteristics in a dune area. Netherlands Journal of Zoology, 25, 1–45.
Examples
data(spider)
str(spider)
[Package
anacor version 0.9-8
Index]