Throughout the infested areas, ants were present in all habitats from sparsebeach-crest vegetation to woodland. Density of Anoplolepis varied on different
surfaces (e.g. ground, plants). On the leaves of woody plants (all species), mean
22 density was 47.4 6 5.7 ants m . Mean pitfall trap catch (influenced by both
abundance and activity) in each plot (five traps, in place for three nights) was 4658
6 825 individuals, compared with trapping rates of 0.10 6 0.10 on Cousin and 0.10
6 0.07 on Denis.