Invasive Species Presence

AUS-TMI-LVG-ISP General Moderate confidence

Benchmark Value

No specific value — see range
Direction: Higher 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

Island-wide Rodent Eradication Project (REP) initiated. Target: Eradication (Absence).

Metric Definition:

Eradication (absence) of black rats as a benchmark for invasive species presence.

Benchmark Definition:

Complete eradication of black rats as a management target in tropical and subtropical maritime island grazing lands.

Justification:

The extinction of multiple endemic species and ongoing predation triggered the eradication project, defining the benchmark state.

Sources (1)

Preview of Rodent eradication on Lord Howe Island: challenges posed by people, livestock, and threatened endemics - ResearchGate
Rodent eradication on Lord Howe Island: challenges posed by people, livestock, and threatened endemics - ResearchGate GreyLiterature

Rodent eradication on Lord Howe Island: challenges posed by people, livestock, and threatened endemics - ResearchGate

View Source

Supporting Sources (20)

Additional references from the underlying research that informed this benchmark.

Preview of Conservation | Lord Howe Island
Conservation | Lord Howe Island
Contextual Support GreyLiterature

Conservation | Lord Howe Island

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Preview of Conservation | Lord Howe Island, accessed August 3, 2025,
Conservation | Lord Howe Island, accessed August 3, 2025,
Contextual Support

History | Christmas Island National Park | Parks Australia

View Source
Preview of Do regenerative grazing management practices improve vegetation and soil health in grazed rangelands? Preliminary insights from a space for time study in the Great Barrier Reef catchments - CSIRO Research Publications Repository
Do regenerative grazing management practices improve vegetation and soil health in grazed rangelands? Preliminary insights from a space for time study in the Great Barrier Reef catchments - CSIRO Research Publications Repository
Contextual Support Journal

Quantifying the sustainability of grazed pastures on the Northern Tablelands of New South Wales | Request PDF - ResearchGate

View Source
Preview of Environment Monitoring Systems & Data for Ecosystem Studies ..., accessed July 30, 2025,
Environment Monitoring Systems & Data for Ecosystem Studies ..., accessed July 30, 2025,
Contextual Support GreyLiterature

TERN Ecosystem Surveillance & Environmental Monitoring Systems

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Preview of Graziers contribute to preserving the Great Barrier Reef
Graziers contribute to preserving the Great Barrier Reef
Contextual Support GreyLiterature

Managing Cattle Grazing on Norfolk Island, accessed July 30, 2025,

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Preview of History - Shire of Cocos
History - Shire of Cocos
Contextual Support Government

History - Shire of Cocos

View Source
Preview of How regenerative farming practices are revolutionising biodiversity in agriculture - Institute of Sustainability Studies, accessed July 25, 2025,
How regenerative farming practices are revolutionising biodiversity in agriculture - Institute of Sustainability Studies, accessed July 25, 2025,
Contextual Support GreyLiterature

Grazing support programs | Environment, land and water - Queensland Government, accessed July 28, 2025,

View Source
Preview of Invasive Species 2021 | NSW State of the Environment
Invasive Species 2021 | NSW State of the Environment
Contextual Support Journal

Invasive Species 2021 | NSW State of the Environment

View Source
Preview of Lord Howe Island Biodiversity Management Plan - DCCEEW, accessed August 4, 2025,
Lord Howe Island Biodiversity Management Plan - DCCEEW, accessed August 4, 2025,
Direct Evidence Journal

Maintain and improve groundcover - Local Land Services, accessed August 3, 2025

View Source
Preview of Lord Howe Island subtropical forests | EBSCO Research Starters, accessed August 3, 2025,
Lord Howe Island subtropical forests | EBSCO Research Starters, accessed August 3, 2025,
Contextual Support

Vegetation Rehabilitation Plan - Adopted March 2003.pdf - Lord Howe Island Board, accessed August 3, 2025

View Source
Preview of Lord Howe Island, NSW 2898 Telephone: (02) 65632066
Lord Howe Island, NSW 2898 Telephone: (02) 65632066
Contextual Support

Fauna of the Cocos (Keeling) Islands - Wikipedia

View Source
Preview of Lord Howe Island, NSW 2898 Telephone: (02) 65632066, accessed August 4, 2025,
Lord Howe Island, NSW 2898 Telephone: (02) 65632066, accessed August 4, 2025,
Contextual Support Journal

UN Food and Agriculture Organization (FAO) definition of forest canopy cover

View Source
Preview of Managing Cattle Grazing on Norfolk Island to Enhance Water Quality
Managing Cattle Grazing on Norfolk Island to Enhance Water Quality
Contextual Support GreyLiterature

Managing Cattle Grazing on Norfolk Island

View Source
Preview of Managing cattle grazing on Norfolk Island tos enhance water quality - Agronomist visit
Managing cattle grazing on Norfolk Island tos enhance water quality - Agronomist visit
Contextual Support Government

Managing cattle grazing on Norfolk Island tos enhance water quality - Agronomist visit

View Source
Preview of Norfolk Island Region Threatened Species Recovery Plan - DCCEEW
Norfolk Island Region Threatened Species Recovery Plan - DCCEEW
Contextual Support Journal

Norfolk Island Region Threatened Species Recovery Plan - DCCEEW

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Preview of The farmers of Lord Howe Island - The Farmer Magazine
The farmers of Lord Howe Island - The Farmer Magazine
Contextual Support GreyLiterature

EN29 Lord Howe Island - Aotea Great Barrier Environmental Trust, accessed July 30, 2025,

View Source
Preview of The Longest Paddock: Cattle on Norfolk Island
The Longest Paddock: Cattle on Norfolk Island
Contextual Support GreyLiterature

Overgrazing & Reducing Grazing Pressure | Bush Heritage Australia, accessed July 30, 2025,

View Source
Preview of The Lord Howe Island Rodent Eradication: Social and Technical Lessons for Inhabited Islands - DigitalCommons@USU, accessed August 3, 2025,
The Lord Howe Island Rodent Eradication: Social and Technical Lessons for Inhabited Islands - DigitalCommons@USU, accessed August 3, 2025,
Contextual Support

Torres Strait Island Biosecurity Action Plans, accessed July 28, 2025,

View Source
Preview of Understanding pasture management and sustainability | Business Queensland, accessed July 18, 2025,
Understanding pasture management and sustainability | Business Queensland, accessed July 18, 2025,
Contextual Support Government

GONE: Australian animals extinct since the 1960s | Invasive Species Council

View Source
Preview of Weeding out a pesky problem on Lord Howe Island - CSIRO, accessed August 3, 2025,
Weeding out a pesky problem on Lord Howe Island - CSIRO, accessed August 3, 2025,
Contextual Support Government

How regenerative farming practices are revolutionising biodiversity in agriculture - Institute of Sustainability Studies

View Source

Context

  • Region Australia
  • Biome Tropical & Subtropical Maritime Islands
  • Land Use Livestock Grazing & Pasture
  • Assessment Pristine Reference
  • Evidence Type ReferenceCondition

Lifecycle

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

Notes

The eradication project represents the definitive crossing of a detrimental threshold and the benchmark for best practice.

Related Benchmarks

Other benchmarks in the AUS-TMI-LVG-ISP family.

— % High
Livestock Grazing & Pasture · Pristine Reference
CompositeFramework Active v2
— % Moderate
Livestock Grazing & Pasture · Pristine Reference
CompositeFramework Active v1
— % Moderate
Livestock Grazing & Pasture · Pristine Reference
CompositeFramework Active v1
— % Moderate
Livestock Grazing & Pasture · Pristine Reference
CompositeFramework Active v1
— % Moderate
Livestock Grazing & Pasture · Pristine Reference
CompositeFramework Superseded v1