waders {MASS}R Documentation

Counts of Waders at 15 Sites in South Africa

Description

The waders data frame has 15 rows and 19 columns. The entries are counts of waders in summer.

Usage

data(waders)

Format

This data frame contains the following columns (species)

S1
Oystercatcher
S2
White-fronted Plover
S3
Kitt Lutz's Plover
S4
Three-banded Plover
S5
Grey Plover
S6
Ringed Plover
S7
Bar-tailed Godwit
S8
Whimbrel
S9
Marsh Sandpiper
S10
Greenshank
S11
Common Sandpiper
S12
Turnstone
S13
Knot
S14
Sanderling
S15
Little Stint
S16
Curlew Sandpiper
S17
Ruff
S18
Avocet
S19
Black-winged Stilt

The rows are the sites: A = Namibia North coast B = Namibia North wetland C = Namibia South coast D = Namibia South wetland E = Cape North coast F = Cape North wetland G = Cape West coast H = Cape West wetland I = Cape South coast J= Cape South wetland K = Cape East coast L = Cape East wetland M = Transkei coast N = Natal coast O = Natal wetland

Source

J.C. Gower and D.J. Hand (1996) Biplots Chapman & Hall Table 9.1. Quoted as from:

R.W. Summers, L.G. Underhill, D.J. Pearson and D.A. Scott (1987) Wader migration systems in south and eastern Africa and western Asia. Wader Study Group Bulletin 49 Supplement, 15–34.

Examples

plot(corresp(waders, nf=2))

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