dolina {mefa}R Documentation

The Dolina Dataset

Description

Data were collected in dolines (karstic depressions) of Northeast Hungary.

Usage

data(DOLINAcounts)
data(DOLINAsamples)
data(DOLINAtaxa)

Format

The DOLINAcounts data set is a data frame with 697 observations on the following 4 variables.

samp
a factor with levels for samples.
taxa
a factor with levels for the species.
count
a numeric vector with count data.
segm
a factor with levels for segments.

The DOLINAsamples data set is a data frame with 64 observations on the following 10 variables.

subsample
a factor with levels for subsamples (corresponding levels of count$samp).
sample
a factor with levels for samples
dolina
a numeric vector referring to the two sampled dolines.
microhab
a factor with levels dead.wood litter live.wood rock for microhabitats.
replicate
a numeric vector for replicate within microhabitat.
method
a factor with levels time quadrat for the sampling method applied.
aspect
a factor with levels eastern flat northern southern western describing the aspect of the sample location within the doline.
stratum
a factor with levels bottom edge middle outside describing the position of the sample location relative to the dolina's morphology.
lmoist
a numeric vector for litter moisture (1–4 categories from dry to wet).
ldepth
a numeric vector for litter depth (cm).

The DOLINAtaxa data set is a data frame with 121 observations on the following 8 variables.

id
a factor with levels for four letter acronyms of the species names.
species
a factor with levels the species names.
author
a factor with levels for authors of the species and description dates (accents are removed).
size
a numeric vector for major shell dimension of the adult specimen.
familia
a factor with levels for family level classification.
subfamilia
a factor with levels subfamily level classification.
genus
a factor with levels generic level classification.
order
a numeric vector for the taxonomic order of the species.

Details

The data sets are results of the 'DOLINA 2007' expedition (Vilisics et al. 2008). Species characteristics are based on Kerney et al. (1983).

Source

Vilisics, F., Nagy, A., Sólymos, P., Farkas, R., Kemencei, Z., Páll-Gergely, B., Kisfali, M., & Hornung, E., 2008. Data on the terrestrial isopoda fauna of the Alsó-hegy, Aggtelek National Park, Hungary. Folia Faunistica Slovaca 13, 9–12.

Kerney, M. P., Cameron, R. A. D. & Jungbluth, J. H., 1983. Die Landschnecken Nord- und Mitteleuropas. P. Parey, Hamburg-Berlin, 384 p.

Examples

data(DOLINAcounts)
str(DOLINAcounts)
data(DOLINAsamples)
str(DOLINAsamples)
data(DOLINAtaxa)
str(DOLINAtaxa)

[Package mefa version 2.0-1 Index]