Species composition and environmental data from Capricornia Cays
Usage
data(capcay)
Format
A list containing the elements
abund
A data frame with 14 observations of abundance of 13 ant species
adj.sr
A vector of adjusted species richness of ants based on sample-based rarefaction curves to standardise sampling intensity across sites (see Nakamura et al. 2015 for more details).
env_sp
A data frame of 10 environmental variables, which best explained the variation in the matrix of similarity values.
env_assem
A data frame of 10 environmental variables, which best explained the variation in the matrix of similarity values.
The data frame abund has the following variables:
Camponotus.mackayensis
(numeric) relative abundance of Camponotus mackayensis
Cardiocondyla..nuda
(numeric) relative abundance of Cardiocondyla nuda
Hypoponera.sp..A
(numeric) relative abundance of Hypoponera spA
Hypoponera.sp..B
(numeric) relative abundance of Hypoponera spB
Iridomyrmex.sp..A
(numeric) relative abundance of Iridomyrmex spA
Monomorium.leave
(numeric) relative abundance of Monomorium leave
Ochetellus.sp..A
(numeric) relative abundance of Ochetellus spA
Paratrechina.longicornis
(numeric) relative abundance of Paratrechina longicornis
Paratrechina.sp..A
(numeric) relative abundance of Paratrechina spA
Tapinoma.sp..A
(numeric) relative abundance of Tapinoma spA
Tetramorium.bicarinatum
(numeric) relative abundance of Tetramorium bicarinatum
The data frame env_sp has the following variables:
NativePlSp
(numeric) native plant species richness
P.megaAbund
(numeric) log-transformed relative abundance of Pheidole megacephala
P.megaPA
(numeric) presence/absence of Pheidole megacephala
HumanVisit
(numeric) presence/absence of frequent human visitiation
MaxTemp
(numeric) mean daily maximum temp(degree celsius)
Rain4wk
(numeric) total rainfall in the past 4 weeks (mm)
DistContinent
(numeric) distance to the nearest continent (km)
DistNrIs
(numeric) log-transformed distance to the nearest island (km)
Y
(numeric) Y coordinate
XY
(numeric) X coordinate * Y coordinate
The data frame env_assem has the following variables:
IslandSize
(numeric) log-transformed island size (ha)
ExoticPlSp
(numeric) log-transformed exotic plant species richness
NativePlSp
(numeric) native plant species richness
P.megaPA
(numeric) presence/absence of Pheidole megacephala
HumanVisit
(numeric) presence/absence of frequent human visitiation
Rainsamp
(numeric) log-transformed total rainfall during sampling (mm)
DistContinent
(numeric) distance to the nearest continent (km)
DistNrIs
(numeric) log-transformed distance to the nearest island (km)
Y
(numeric) Y coordinate
XY
(numeric) X coordinate * Y coordinate
References
Nakamura A., Burwell C.J., Lambkin C.L., Katabuchi M., McDougall A., Raven R.J. and Neldner V.J. (2015), The role of human disturbance in island biogeography of arthropods and plants: an information theoretic approach, Journal of Biogeography, DOI: 10.1111/jbi.12520