Invasive Species Presence

AUS-ASP-AGR-ISP General High 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.

Evidence & Context

The detrimental threshold for Athel Pine is its establishment along watercourses.

Metric Definition:

Establishment of self-sustaining populations of Athel Pine (Tamarix aphylla) along watercourses.

Benchmark Definition:

Detrimental threshold defined as the establishment of self-sustaining Athel Pine populations along riparian zones in arid shrublands agricultural crop production systems.

Justification:

Supported by evidence that Athel Pine alters hydrology and soil salinity, displacing native riparian vegetation.

Sources (1)

Preview of New pasture plants intensify invasive species risk - PMC - PubMed Central, accessed August 6, 2025,

New pasture plants intensify invasive species risk - PMC - PubMed Central, accessed August 6, 2025, Journal

Athel pine or tamarisk (Tamarix aphylla) - Weed Management Guide - Department of Natural Resources and Environment Tasmania

View Source

Supporting Sources (4)

Additional references from the underlying research that informed this benchmark.

Final report - MLA, accessed July 19, 2025,

Direct Evidence

Queensland Government guidelines for grazing lands

View Source

How Biodiversity-Friendly Is Regenerative Grazing? - Frontiers, accessed August 5, 2025,

Direct Evidence Journal

The Science behind Regenerative Agriculture

View Source

Invasive species and their impacts on agri-ecosystems - CSIRO PUBLISHING | The Rangeland Journal, accessed July 7, 2025

Direct Evidence Journal

Expert commentary: Invasive species driving Australian biodiversity loss - CSIRO

View Source

Managing for biodiversity: impact and action thresholds for invasive ...

Direct Evidence Journal

Research and prospects of environmental DNA (eDNA) for detection of invasive aquatic species in East Asia - Frontiers

View Source

Context

Region Australia
Biome Arid Shrublands & Stony Plains
Land Use Agricultural Crop Production
Assessment Not Stated
Evidence Type DegradationThreshold

Lifecycle

Status Active
Version 1
Effective From 6 Jun 2026

Notes

Presence of a self-sustaining riparian population constitutes severe ecological degradation. AssessmentContext defaulted to 'Not Stated' because the source document did not state one.

Related Benchmarks

Other benchmarks in the AUS-ASP-AGR-ISP family.