The effects of artificial sources of water on rangeland biodiversity
Final report
Jill Landsberg, Craig D. James, Stephen R. Morton, Trevor J. Hobbs, Jacqui Stol, Alex Drew and Helen Tongway
CSIRO Division of Wildlife and Ecology
Biodiversity Convention and Strategy Section of the Biodiversity Group, Environment Australia, January 1997
ISBN 0 6422 7010 4
List of tables
- Table 1.2.1 Target distances of sites from water
- Table 1.3.1.1 Actual distances (km) of sites from artificial sources of water
- Table 1.3.4.1 The main potentially confounding influences at each of the gradients
- Table 1.3.5.1 Timing and seasonal conditions for the surveys of each gradient
- Table 2.1.1 Total numbers of species (both native and exotic) on each gradient, with the number of exotic species also shown in parentheses
- Table 2.1.2 Total numbers of individual seed bank plants and animals at each gradient
- Table 2.1.3 Numbers of individuals of non-target invertebrate groups (ie, groups not sorted to species-level) caught in small pit-traps
- Table 2.1.4 Numbers of individuals per gradient of invertebrate taxa caught in sweep nets
- Table 2.2.1.1 Seasonal variation in species numbers and abundance for selected plant groups and animal taxa at the four gradients dominated by acacia woodland
- Table 2.2.1.2 Variation with vegetation type in numbers of species of understorey plants and birds and numbers of individual birds, for the four gradients sampled after average seasons
- Table 2.2.2.1 Numbers of plant morphospecies detected in the seedbank and in the field
- Table 2.2.3.1 Contribution of exotic plant species to the total flora detected at the gradients
- Table 2.2.3.2 The exotic plant species detected along the gradients
- Table 3.1.1 Regression slopes for relationships between cover and distance from water
- Table 3.2.1 Numbers of species (native and exotic) of plants growing in the understorey at each site on each gradient. The numbers of exotic species are also shown in parentheses
- Table 3.2.2 Numbers of species of plants growing in the overstorey at each site on each gradient. (No exotic species were detected)
- Table 3.2.3 Numbers of species (native and exotic) of plants germinated from the soil seedbank at each site on each gradient. The numbers of exotic species are also shown in parentheses
- Table 3.2.4 Numbers of species of birds at each site on each gradient. (No exotic species were detected)
- Table 3.2.5 Numbers of species of small mammals (native and exotic) sampled at each site on each gradient. The numbers of exotic species are also shown in parentheses
- Table 3.2.6 Numbers of species of reptiles at each site on each gradient. (No exotic species were detected)
- Table 3.2.7 Numbers of species of ants (Hymenoptera: Formicidae) at each site on each gradient. (No exotic species were detected)
- Table 3.2.8 Number of species of beetles (Coleoptera) at each site on each gradient. (No exotic species were detected)
- Table 3.2.9 Numbers of species of springtails (Collembola) at each site on each gradient where species were identified. (No exotic species were detected)
- Table 3.2.10 Number of species of grasshoppers and crickets (Orthoptera) at each site on each gradient where species were identified. (No exotic species were detected)
- Table 3.2.11 Summary of regression coefficients (r² values) from regressions of species richness against distance from water point (in km)
- Table 3.2.12 Summary of parameters for regressions where P-values <0.05 in Table 3.2.11
- Table 3.3.1.1 Species response groups for plants growing in the understorey
- Table 3.3.1.2 Species response groups for plants growing in the overstorey
- Table 3.3.1.3 Species response groups for plants in the soil seedbank
- Table 3.3.1.4 Species response groups for birds
- Table 3.3.1.5 Species response groups for reptiles
- Table 3.3.1.6 Species response groups for ants
- Table 3.3.2.1 Proportion of species in response groups: plants growing in the understorey
- Table 3.3.2.2 Proportion of species in response groups: plants growing in the overstorey
- Table 3.3.2.3 Proportion of species in response groups: plants in the soil seedbank
- Table 3.3.2.4 Proportion of species in response groups: birds
- Table 3.3.2.5 Proportion of species in response groups: reptiles
- Table 3.3.2.6 Proportion of species in response groups: ants
- Table 3.3.3.1 Contribution of exotic species to response groups for plants in the understorey
- Table 3.3.3.2 Contribution of exotic species to response groups for plants in the seedbank
- Table 3.3.4.1 Proportions of species identified as decreasers in the plant groups and animal taxa that showed most evidence of seasonal variation
- Table 3.3.5.1 Small mammals: Regressions for species with a total count of > 5 animals across a gradient. (*=Exotic species)
- Table 3.3.5.2 Springtails (Collembola): Regressions for species with a total count of > 5 animals across a gradient
- Table 3.3.5.3 Beetles (Coleoptera): Regressions for species with a total count of > 5 animals across a gradient
- Table 3.3.5.4 Grasshoppers and crickets (Orthoptera): Regressions for species with a total count of > 5 animals across a gradient
- Table 3.3.6.1 Understorey plant species found only at the reference sites
- Table 3.3.6.2 Overstorey plant species found only at the reference sites
- Table 3.3.6.3 Plant species in the soil seedbank found only at the reference sites
- Table 3.3.6.4 Bird species found only at the reference sites
- Table 3.3.6.5 Reptile species found only at the reference sites
- Table 3.3.6.6 Ant species found only at the reference sites
- Table 3.3.6.7 Plants growing in the understorey found only at one of sites 2, 4, 5 or 6
- Table 3.3.6.8 Plants growing in the overstorey found only at one of sites 2, 4, 5 or 6
- Table 3.3.6.9 Plants in the soil seedbank found only at one of sites 2, 4, 5 or 6
- Table 3.3.6.10 Bird species found only at one of sites 2, 4, 5 or 6
- Table 3.3.6.11 Reptile species found only at one of sites 2, 4, 5 or 6
- Table 3.3.6.12 Ant species found only at one of sites 2, 4, 5 or 6
- Table 3.3.6.13 Statistical analysis of differences among the four equidistant sites in the number of species found only at one of them
- Table 3.4.1.1 Understorey plant species that were repeat decreasers
- Table 3.4.1.2 Understorey plant species that were repeat increasers
- Table 3.4.1.3 Understorey plant species that were mixed responders
- Table 3.4.1.4 Seedbank plant species that were repeat decreasers
- Table 3.4.1.5 Seedbank plant species that were repeat increasers
- Table 3.4.2.1 Birds seen during the surveys that have been identified as having increased in range or abundance since European occupation of the arid zone
- Table 3.4.2.2 Birds seen during the surveys that have been identified as rare or threatened
- Table 3.4.2.3 Proportions of increaser and decreaser bird species in guilds that predominantly forage at different levels
- Table 3.4.4.1 Species of ants that occurred on more than one gradient, their relative abundance, and response group if they were classified in the same response group when they occurred on more than gradient
- Table 3.4.4.2 Average percentages of species of ants in different functional groups and response groups across the four gradients in each major habitat type
- Table 3.5.1.1 Proportions of increaser and decreaser species per gradient, calculated for all species in the more diverse and abundant groups and taxa, and averaged across all gradients
- Table 3.5.1.2 Relative contributions of native and exotic plant species to the response groups in Table 3.5.1.1 (There were no exotics among the animal species)
- Table A1.1 Recorded distances domestic stock move from permanent artificial water points in arid and semi-arid Australian rangelands
- Table A1.2 Changes in abundance and distribution of native species of birds in arid and semi-arid rangelands attributed to the effects of the provision of artificial water or pastoralism
- Table A2.1 Water points marked on a sample of 1: 250 000 map sheets covering rangeland areas
- Table A2.2 Area of chenopod lands and the proportion of different vegetation categories that occur more than 10 km from a named water point
- Table A2.3 Area of acacia lands and the proportion of different vegetation categories that occur more than 10 km from a named water point
