waders | 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
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))