Invasive Species Presence

AUS-ASC-CON-ISP General High confidence

Benchmark Value

No specific value — see range
Range: 0 to 0 %
Thresholds: Lower: 0, Upper: —
Optimal Range: 0 to 0
Direction: Lower is desirable ↓
Form: CompositeFramework

Scoring Curve

Scoring curve unavailable

The scoring engine could not generate a curve for this benchmark context. The primary form is CompositeFramework, 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

Proposed Reference Value: Key invasive animal and plant species are absent, or present at functionally insignificant levels (e.g., very low densities/minimal cover, not impacting ecological processes or native species persistence) due to ongoing, effective, best-practice prevention, early detection, and control programs.

Metric Definition:

Presence or absence of key invasive species impacting ecological integrity and native biodiversity.

Benchmark Definition:

This benchmark represents the desired condition in Australian Alpine and Subalpine conservation areas where key invasive species are absent or present only at levels that do not harm native biodiversity or ecosystem processes.

Justification:

This qualitative benchmark encapsulates the overarching goal of conservation land use in these sensitive ecosystems. It acknowledges that while complete absence of every single non-native individual across vast and complex landscapes may be an ongoing challenge, the 'best available condition' for key invasive species that demonstrably threaten ecological integrity is indeed their absence or a state of functional irrelevance.

Sources (2)

Preview of Kosciuszko National Park EcoHealth Scorecard 2022–23
Kosciuszko National Park EcoHealth Scorecard 2022–23 GreyLiterature

Kosciuszko National Park EcoHealth Scorecard 2022–23

View Source
Preview of NESP Threatened Species Recovery Hub (2019). Management of introduced plant species in the Australian Alps. Factsheet 1.2.3.
NESP Threatened Species Recovery Hub (2019). Management of introduced plant species in the Australian Alps. Factsheet 1.2.3.

NESP Threatened Species Recovery Hub (2019). Management of introduced plant species in the Australian Alps. Factsheet 1.2.3.

View Source

Context

  • Region Australia
  • Biome Alpine and Subalpine Complex
  • Land Use Conservation / Protected Natural Areas
  • Assessment Conservation Target
  • Evidence Type TargetCondition

Lifecycle

  • Status Active
  • Version 1
  • Effective From 21 Mar 2026

Notes

Lower Critical Threshold: 0 presence/absence. No upper detrimental threshold — higher values are always worse as invasive species presence negatively impacts ecological integrity.