Gully Density

AUS-AIF-IND-GUL General Moderate confidence

Benchmark Value

0 m/ha
Direction: Lower is desirable ↓
Form: MaximumOnly

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.

Contributing Benchmarks

Point Primary Point Guard Point Guard Point Guard MaximumOnly Guard MaximumOnly Guard

Evidence & Context

For a degradation indicator like gully density, the lower critical boundary is the point of onset. Any measurable density of active gullies (i.e., a value > 0 m/ha) signifies that the erosive forces of runoff have exceeded the landform's engineered resistance.

Metric Definition:

Gully Density as the length of active gully channels per unit area, with degradation triggered by any measurable active gully presence.

Benchmark Definition:

The critical threshold marking the onset of degradation in industrial land use is any gully density greater than zero, indicating active erosion.

Justification:

The initiation of a gully creates a positive feedback loop increasing erosion, marking the transition from stable to actively degrading landform.

Sources (1)

Preview of MINE REHABILITATION: Leading Practice Sustainable Development Program for the Mining Industry, accessed August 1, 2025,
MINE REHABILITATION: Leading Practice Sustainable Development Program for the Mining Industry, accessed August 1, 2025, Journal

MINE REHABILITATION: Leading Practice Sustainable Development Program for the Mining Industry

View Source

Supporting Sources (26)

Additional references from the underlying research that informed this benchmark.

Preview of Alluvial Gully Erosion: A Dominant Erosion Process Across Tropical Northern Australia - CORE, accessed July 16, 2025,
Alluvial Gully Erosion: A Dominant Erosion Process Across Tropical Northern Australia - CORE, accessed July 16, 2025,
Contextual Support

Gully mapping and drivers in the grazing lands of the Burdekin ..., accessed July 20, 2025

View Source
Preview of Assessing gully erosion and rehabilitation using multi temporal LiDAR DEMs: Case study from the Great Barrier Reef catchments, Australia - CSIRO Research Publications Repository, accessed May 13, 2025
Assessing gully erosion and rehabilitation using multi temporal LiDAR DEMs: Case study from the Great Barrier Reef catchments, Australia - CSIRO Research Publications Repository, accessed May 13, 2025
Contextual Support Journal

Arid erosion mapping: comparing LiDAR and structure from motion - CSIRO Publishing, accessed July 20, 2025

View Source
Preview of Australia's Sustainable Forest Management - DAFF, accessed July 31, 2025
Australia's Sustainable Forest Management - DAFF, accessed July 31, 2025
Contextual Support Journal

The Topographic Threshold of Gully Erosion and Contributing Factors

View Source
Preview of Best Practice Erosion and Sediment Control (BPESC) document, accessed July 20, 2025
Best Practice Erosion and Sediment Control (BPESC) document, accessed July 20, 2025
Contextual Support Journal

Best Practice Erosion and Sediment Control (BPESC) document

View Source
Preview of Boom and bust for biodiversity in arid Australia, accessed July 21, 2025,
Boom and bust for biodiversity in arid Australia, accessed July 21, 2025,
Contextual Support GreyLiterature

Managing biodiversity in arid Australia: a landscape view | Animals of Arid AustraliaOut on their own? | Australian Zoologist - Allen Press, accessed July 27, 2025

View Source
Preview of Chapter 13 Gully erosion and its control - Queensland Government publications, accessed August 12, 2025
Chapter 13 Gully erosion and its control - Queensland Government publications, accessed August 12, 2025
Contextual Support Journal

The hydrogeomorphic influences on alluvial gully erosion along the Mitchell River fluvial megafan

View Source
Preview of Degradation of the Mitchell River fluvial megafan by alluvial gully erosion increased by post-European land use change, Queensla, accessed May 11, 2025,
Degradation of the Mitchell River fluvial megafan by alluvial gully erosion increased by post-European land use change, Queensla, accessed May 11, 2025,
Contextual Support Journal

Gully mapping and drivers in the grazing lands of the Burdekin ...

View Source
Preview of ecollaboration.org.au, accessed May 15, 2025,
ecollaboration.org.au, accessed May 15, 2025,
Contextual Support Journal

Gully Erosion | ECOllaboration

View Source
Preview of Erosion & Sediment - Control Guide - Clearwater, accessed July 13, 2025,
Erosion & Sediment - Control Guide - Clearwater, accessed July 13, 2025,
Contextual Support Journal

Stormwater pollution prevention - Building & construction - EPA, accessed July 13, 2025

View Source
Preview of Erosion and sediment control | Sunshine Coast Council, accessed July 20, 2025
Erosion and sediment control | Sunshine Coast Council, accessed July 20, 2025
Contextual Support Government

Erosion and sediment control | Sunshine Coast Council, accessed July 20, 2025

View Source
Preview of Factors Influencing Ephemeral Gullies at the Regional Scale: Formation and Density - MDPI, accessed July 20, 2025
Factors Influencing Ephemeral Gullies at the Regional Scale: Formation and Density - MDPI, accessed July 20, 2025
Contextual Support Journal

Factors Influencing Ephemeral Gullies at the Regional Scale: Formation and Density - MDPI, accessed July 20, 2025

View Source
Preview of Guidelines for Preparing Mine Closure Plans - EPA WA, accessed August 10, 2025,
Guidelines for Preparing Mine Closure Plans - EPA WA, accessed August 10, 2025,
Contextual Support Journal

More And Better Mine Rehabilitation – Lessons from Queensland World Mining Congress 2023, accessed July 20, 2025

View Source
Preview of Guidelines for Preparing Mine Closure Plans - EPA WA, accessed July 20, 2025
Guidelines for Preparing Mine Closure Plans - EPA WA, accessed July 20, 2025
Contextual Support Journal

Guidelines for Preparing Mine Closure Plans - EPA WA, accessed July 20, 2025

View Source
Preview of Gully erosion assessment and control guide - Local Land Services, accessed July 20, 2025
Gully erosion assessment and control guide - Local Land Services, accessed July 20, 2025
Contextual Support

Gully erosion assessment and control guide - Local Land Services, accessed July 20, 2025

View Source
Preview of Gully erosion on rehabilitated bauxite mines. - the UWA Profiles and ..., accessed July 20, 2025
Gully erosion on rehabilitated bauxite mines. - the UWA Profiles and ..., accessed July 20, 2025
Direct Evidence Journal

Gully erosion on rehabilitated bauxite mines.

View Source
Preview of Gully erosion prediction across a large region: Murray–Darling Basin, Australia, accessed July 20, 2025
Gully erosion prediction across a large region: Murray–Darling Basin, Australia, accessed July 20, 2025
Contextual Support

Gully erosion prediction across a large region: Murray–Darling Basin, Australia, accessed July 20, 2025

View Source
Preview of Mine rehabilitation - Leading practice sustainable development program for the mining industry - Northern Territory Government, accessed August 1, 2025,
Mine rehabilitation - Leading practice sustainable development program for the mining industry - Northern Territory Government, accessed August 1, 2025,
Contextual Support Journal

A Brief History of Mine Rehabilitation Reforms in Queensland, accessed July 20, 2025

View Source
Preview of nesplandscapes.edu.au, accessed May 15, 2025,
nesplandscapes.edu.au, accessed May 15, 2025,
Contextual Support Journal

Alluvial Gully Erosion Rates and Processes Across the Mitchell ...

View Source
Preview of Preventing and managing erosion | Environment, land and water | Queensland Government, accessed July 20, 2025
Preventing and managing erosion | Environment, land and water | Queensland Government, accessed July 20, 2025
Contextual Support Government

Preventing and managing erosion | Environment, land and water | Queensland Government, accessed July 20, 2025

View Source
Preview of Preventing and managing erosion | Environment, land and water | Queensland Government, accessed July 20, 2025,
Preventing and managing erosion | Environment, land and water | Queensland Government, accessed July 20, 2025,
Contextual Support Government

Guide to Erosion and Sediment Control in Urban Areas - NRCS Irrigation ToolBox Home Page

View Source
Preview of Publications - International Erosion Control Association, accessed August 1, 2025,
Publications - International Erosion Control Association, accessed August 1, 2025,
Contextual Support

Best Practice Erosion and Sediment Control (BPESC) document

View Source
Preview of Repairing gully erosion in Western Australia - Department of Primary Industries and Regional Development, accessed July 20, 2025
Repairing gully erosion in Western Australia - Department of Primary Industries and Regional Development, accessed July 20, 2025
Contextual Support Journal

Repairing gully erosion in Western Australia - Department of Primary Industries and Regional Development, accessed July 20, 2025

View Source
Preview of Repairing gully erosion in Western Australia | Department of Primary Industries and Regional Development, accessed July 13, 2025,
Repairing gully erosion in Western Australia | Department of Primary Industries and Regional Development, accessed July 13, 2025,
Contextual Support Government

Managing Gully Erosion - NQ Dry Tropics, accessed July 27, 2025,

View Source
Preview of Soil Research - CSIRO PUBLISHING, accessed July 13, 2025,
Soil Research - CSIRO PUBLISHING, accessed July 13, 2025,
Contextual Support Journal

Soil Research - CSIRO PUBLISHING

View Source
Preview of The erratic greening of arid Australia, accessed July 20, 2025
The erratic greening of arid Australia, accessed July 20, 2025
Contextual Support Government

Boom and bust for biodiversity in arid Australia, accessed July 20, 2025

View Source
Preview of Thresholds, Triggers and Time Erosion Risk on Evolving Reclaimed Landforms after Bauxite Mining in the Darling Range, Western Australia, accessed August 1, 2025,
Thresholds, Triggers and Time Erosion Risk on Evolving Reclaimed Landforms after Bauxite Mining in the Darling Range, Western Australia, accessed August 1, 2025,
Direct Evidence Journal

Thresholds, Triggers and Time Erosion Risk on Evolving Reclaimed Landforms after Bauxite Mining in the Darling Range, Western Australia

View Source

Context

  • Region Australia
  • Biome Arid Inland Floodplains & Ephemeral River Systems
  • Land Use Industrial & Infrastructure Use
  • Assessment Not Stated
  • Evidence Type DegradationThreshold

Lifecycle

  • Status Active
  • Version 1
  • Effective From 10 Jun 2026

Notes

This threshold represents the point at which the landform fails to meet rehabilitation objectives due to active erosion. No upper detrimental threshold — higher values indicate worsening degradation. AssessmentContext defaulted to 'Not Stated' because the source document did not state one.

Related Benchmarks

Other benchmarks in the AUS-AIF-IND-GUL family.

0 m/ha Moderate
Industrial & Infrastructure Use ยท Not Stated
Point Active v1