Invasive Species Presence

AUS-AIF-LVG-ISP General Moderate confidence

Benchmark Value

5 %
Direction: Lower is desirable ↓
Form: MaximumOnly

Scoring Curve

Scoring curve unavailable

The scoring engine could not generate a curve for this benchmark context. The primary form is Point, but the benchmark data may be missing required fields (e.g., optimal range bounds for an OptimalRange benchmark). This is typically a data quality issue in the benchmark pipeline.

Evidence & Context

The recommended benchmark for Invasive Species Presence in a high-health, well-managed Arid Inland Floodplain grazing system, representing the best available ecological condition, is <5% total foliar cover of non-native plant species.

Metric Definition:

Total foliar cover of non-native plant species within the ecosystem.

Benchmark Definition:

This benchmark defines the maximum acceptable foliar cover of invasive plant species in a well-managed grazing system in the Arid Inland Floodplains, representing the best ecological condition achievable under sustainable livestock grazing.

Justification:

Derived from Queensland Government's BioCondition assessment framework and corroborated by State and Transition Models defining the highest condition class as ≤5% invasive weed cover.

Sources (1)

Preview of BioCondition: A condition assessment framework for terrestrial biodiversity in Queensland, accessed August 5, 2025
BioCondition: A condition assessment framework for terrestrial biodiversity in Queensland, accessed August 5, 2025 Journal

BioCondition: A condition assessment framework for terrestrial ...

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Supporting Sources (2)

Additional references from the underlying research that informed this benchmark.

Preview of Feral pigs - DCCEEW
Feral pigs - DCCEEW
Contextual Support Government

Feral pigs - DCCEEW

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Preview of Threat abatement plan for competition and land degradation by ...
Threat abatement plan for competition and land degradation by ...
Direct Evidence Journal

Threat abatement plan for competition and land degradation by ...

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Context

  • Region Australia
  • Biome Arid Inland Floodplains & Ephemeral River Systems
  • Land Use Livestock Grazing & Pasture
  • Assessment Pristine Reference
  • Evidence Type ReferenceCondition

Lifecycle

  • Status Active
  • Version 1
  • Effective From 6 Jun 2026

Notes

No upper detrimental threshold — higher values are always worse beyond this maximum. This benchmark acknowledges trace levels of non-native species may be present but must be minimal.