Data Zone
The site was identified as internationally important for bird conservation in 2009 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Australian Bustard Ardeotis australis | LC | resident (1995–2008) | frequent | A1 |
| Straw-necked Ibis Threskiornis spinicollis | LC | resident (1995–2007) | 10,000–12,000 birds | A4i |
| White-necked Heron Ardea pacifica | LC | resident (1995–2007) | 500–600 birds | A4i |
| Inland Dotterel Peltohyas australis | LC | resident (1995–2008) | frequent | A3 |
| Plains-wanderer Pedionomus torquatus | EN | resident (2002) | rare | A1 |
| Night Parrot Pezoporus occidentalis | CR | resident (2006) | rare | A1, A3 |
| Bourke's Parrot Neopsephotus bourkii | LC | resident (1995–2008) | uncommon | A3 |
| Black Honeyeater Sugomel nigrum | LC | resident (1995–2008) | frequent | A3 |
| Pied Honeyeater Certhionyx variegatus | LC | resident (1995–2008) | common | A3 |
| Gibberbird Ashbyia lovensis | LC | resident (1995–2008) | common | A3 |
| Hall's Babbler Pomatostomus halli | LC | resident (1995–2008) | common | A3 |
| Chestnut-breasted Quail-thrush Cinclosoma castaneothorax | LC | resident (1998–2008) | rare | A3 |
| Cinnamon Quail-thrush Cinclosoma cinnamomeum | LC | resident (1995–2007) | uncommon | A3 |
| Spinifexbird Poodytes carteri | LC | resident (1998–2008) | rare | A3 |
Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2009. The most recent assessment (2008) is shown below.
| IBA conservation assessment | |||
|---|---|---|---|
| Year of assessment | State | Pressure | Response |
| 2008 | not assessed | high | not assessed |
| Whole site assessed? | State assessed by | Accuracy of information | |
| yes | unset | medium | |
| Pressure (threats to the trigger species and/or their habitats) | ||||
|---|---|---|---|---|
| Threat | Timing | Scope | Severity | Result |
| Invasive and other problematic species and genes | happening now | most of population/area (50–90%) | slow decline (1–10% over 3 generations) | high |
| Agricultural expansion and intensification | happening now | some of population/area (10–49%) | slow decline (1–10% over 3 generations) | medium |
| Natural system modifications | happening now | whole of population/area (>90%) | no or slight decline (<1% over 3 generations) | low |
| Response (conservation actions taken for the trigger species and/or their habitats) | |||
|---|---|---|---|
| Designation | Planning | Action | Result |
| Not assessed | Not assessed | Not assessed | not assessed |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1996 | Diamantina | National Park (II) | 66 |
| 1999 | Astrebla Downs | National Park (II) | 23 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Desert | major (>10) | Semi-desert (includes gibber plains) |
| Grassland | major (>10) | Tussock grasslands |
| Savanna | major (>10) | Acacia open woodlands; Eucalypt open woodlands |
| Shrubland | minor (<10) | Chenopod shrubs, samphire shrubs and forblands; Other shrublands |
| Wetlands (inland) | minor (<10) | Riverine floodplains |
| Land use | % of IBA |
|---|---|
| nature conservation and research | major (>10) |
| rangeland/pastureland | major (>10) |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Diamantina and Astrebla Grasslands (Australia). Downloaded from
https://datazone.birdlife.org/site/factsheet/diamantina-and-astrebla-grasslands-iba-australia on 23/12/2024.