Invasive Species Presence

AUS-TMS-CON-ISP General Moderate confidence

Benchmark Value

No specific value — see range

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.

Contributing Benchmarks

CompositeFramework Primary CompositeFramework Guard MaximumOnly Guard Point Guard

Evidence & Context

the proposed reference value for Invasive Species Presence in a "best available condition" scenario is: "Absence of key transformative invasive species (e.g., Andropogon gayanus, Mimosa pigra); and <1% cover or presence at very low, stable, and managed abundance for other priority invasive plant species; and no new incursions of high-priority invasive species."

Metric Definition:

Invasive Species Presence as an indicator of ecological health, focusing on the presence, abundance, and identity of invasive alien plants and their impact on ecosystem structure and function.

Benchmark Definition:

A state representing the best available condition of nature achievable under best-practice sustainable land management, focusing on high environmental health and ecological function.

Justification:

The benchmark is a synthesized value derived from ecological principles, documented impacts of key invasive species, and management goals for high-value conservation areas, as no single, universally accepted quantitative benchmark for "best available condition" regarding overall invasive species presence is explicitly stated in readily available literature for this specific context.

Sources (1)

Preview of (PDF) Defining and Measuring the Health of Savanna Landscapes ..., accessed May 20, 2025,

(PDF) Defining and Measuring the Health of Savanna Landscapes ..., accessed May 20, 2025, GreyLiterature

Managing for biodiversity: impact and action thresholds for invasive plants

View Source

Supporting Sources (17)

Additional references from the underlying research that informed this benchmark.

Preview of 'This is a crisis': The Territory's peak environment groups respond to State of the Environment Report - NationBuilder, accessed May 20, 2025,

'This is a crisis': The Territory's peak environment groups respond to State of the Environment Report - NationBuilder, accessed May 20, 2025,

Contextual Support Journal

A national‐scale dataset for threats impacting Australia's imperiled flora and fauna - PMC, accessed May 20, 2025

View Source

'This is a crisis': The Territory's peak environment groups respond to State of the Environment Report, accessed May 20, 2025,

Contextual Support GreyLiterature

'This is a crisis': The Territory's peak environment groups respond to State of the Environment Report, accessed May 20, 2025

View Source

(PDF) Biogeography of the Australian monsoon tropics - ResearchGate, accessed May 20, 2025,

Contextual Support Journal

Biogeography of the Australian monsoon tropics - ResearchGate

View Source

A national‐scale dataset for threats impacting Australia's imperiled flora and fauna - PMC, accessed May 20, 2025,

Contextual Support Direct Evidence Journal

The impacts of invasive plant species on biodiversity of Australian ...

View Source

Australia's Fight to Stop Invasive Gamba Grass Is Noble—But Not ..., accessed May 20, 2025,

Contextual Support GreyLiterature

Invasive species, problematic native species, and diseases ...

View Source

Best Management Practices for Invasive Plants - Mayors' Monarch Pledge, accessed May 20, 2025,

Contextual Support Journal

Best Management Practices for Invasive Plants - Mayors' Monarch Pledge, accessed May 20, 2025

View Source

Conservation Management Zones of Australia - North ... - DCCEEW, accessed May 20, 2025,

Contextual Support Journal

Quantifying interception associated with large-scale plantation forestry in the Northern Territory - Resilient Landscapes Hub

View Source

How researchers are mapping an invasive species advancing ..., accessed May 20, 2025,

Contextual Support Methodology Source GreyLiterature

Gamba grass a declared weed in QLD and the Northern Territory - Invasive Species Council, accessed July 23, 2025,

View Source

Invasive species, problematic native species, and diseases ..., accessed May 20, 2025,

Contextual Support Government

National RD&E Priorities for Invasive Plants and Animals, accessed July 27, 2025

View Source

IR532 - Kakadu National Park Landscape Symposia Series 2007–2009. Symposium 1 - DCCEEW, accessed May 20, 2025,

Contextual Support

Best Management Practices for Invasive Plants - Mayors' Monarch Pledge, accessed May 20, 2025

View Source

Managing for biodiversity: Impact and action thresholds for invasive plants in natural ecosystems | SPREP, accessed on May 25, 2025,

Contextual Support Journal

www.sprep.org, accessed May 20, 2025

View Source

The impacts of invasive plant species on biodiversity of Australian ..., accessed May 20, 2025,

Contextual Support

Identifying thresholds in the impacts of an invasive groundcover on native vegetation - PMC

View Source

www.publish.csiro.au, accessed May 20, 2025,

Contextual Support Journal

Invasive species: One of the top three threats to Australian biodiversity, accessed July 30, 2025

View Source

www.sprep.org, accessed May 20, 2025

Contextual Support

www.sprep.org, accessed May 20, 2025

www.sprep.org, accessed May 20, 2025

Contextual Support

www.sprep.org, accessed May 20, 2025

www.sprep.org, accessed May 20, 2025

Contextual Support

www.sprep.org, accessed May 20, 2025

www.sprep.org, accessed May 20, 2025,

Contextual Support

www.sprep.org, accessed May 20, 2025,

Context

Region Australia
Biome Tropical Monsoonal Savannas
Land Use Conservation / Protected Natural Areas
Assessment Pristine Reference
Evidence Type ReferenceCondition

Lifecycle

Status Active
Version 1
Effective From 30 May 2026

Notes

The benchmark includes a zero-tolerance target for highly transformative species (like Gamba grass) and a <1% cover target for other managed priority species.