Invasive Species Presence

AUS-TSW-IND-ISP General Moderate confidence

Benchmark Value

0.075 %

Direction: Lower is desirable ↓

Form: Point

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 proposed benchmark is the 25th percentile value for HTE cover, which is 0.075%.

Metric Definition:

Percent Cover of High Threat Exotic (HTE) Species

Benchmark Definition:

This benchmark represents the percentage cover of High Threat Exotic species in rehabilitated industrial sites within temperate semi-arid shrublands and open woodlands. It sets an ambitious target reflecting conditions better than 75% of high-quality reference sites.

Justification:

The 25th percentile represents a condition better than 75% of high-quality reference sites, setting an ambitious yet achievable target for best-practice management.

Sources (1)

Preview of Establishing Self-sustaining and Recognisable Ecological ... - Umwelt, accessed August 10, 2025,

Establishing Self-sustaining and Recognisable Ecological ... - Umwelt, accessed August 10, 2025, Journal

Mine Rehabilitation to Central Hunter Valley Eucalypt Forest and Woodland CEEC: A Comparative Assessment of Rehabilitation and Reference Sites (ACARP Project C26034)

View Source

Supporting Sources (8)

Additional references from the underlying research that informed this benchmark.

A Biodiverse Land | Western Australian Museum

Contextual Support Government

A Biodiverse Land | Western Australian Museum

View Source

Australian Weeds Strategy 2017-2027, accessed July 13, 2025

Contextual Support Journal

Australian Weeds Strategy 2017-2027, accessed July 13, 2025

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District Weed Management Guide North Flinders - Department for ..., accessed July 13, 2025

Contextual Support Journal

District Weed Management Guide North Flinders - Department for ..., accessed July 13, 2025

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New resources available for best practice weed management - DAFF, accessed July 13, 2025

Contextual Support Journal

New resources available for best practice weed management - DAFF, accessed July 13, 2025

View Source

New resources available for best practice weed management - DAFF, accessed July 24, 2025,

Contextual Support Government

Supporting Communities Manage Pest Animals and Weeds Program - DAFF, accessed July 23, 2025,

View Source

Semi-arid woodlands (shrubby sub-formation) | NSW Environment, Energy and Science, accessed July 12, 2025, )

Contextual Support Government

Semi-arid woodlands (grassy sub-formation) | NSW Environment, Energy and Science

View Source

Woodlands - DCCEEW, accessed August 5, 2025,

Contextual Support Government

Woodlands - DCCEEW, accessed August 4, 2025,

View Source

Woodlands of Australia - A biography of the Australian continent, accessed July 13, 2025

Contextual Support

Woodlands of Australia - A biography of the Australian continent, accessed July 13, 2025

View Source

Context

Region Australia
Biome Temperate Semi-Arid Shrublands & Open Woodlands
Land Use Industrial & Infrastructure Use
Assessment Rehabilitation Target
Vegetation Woodland
Evidence Type ReferenceCondition

Lifecycle

Status Active
Version 1
Effective From 6 Jun 2026

Notes

Lower Critical Threshold: 0 %. Upper Detrimental Threshold: 0.325 %. The optimal operational range for best-practice management is 0% to 0.075% HTE cover. An HTE cover exceeding the 75th percentile of reference sites (0.325%) indicates a significantly compromised system.