Goldfields Nullarbor Rangelands Biosecurity Association

Managing Our Rangeland Resource

Upcoming Event

GNRBA Field Days

Tuesday 15th & wednesday 16th

October 2019

Save the date - more information to come

The GNRBA is the largest biosecurity region in Western Australia, covering an area of 933,814 square kilometres, representing 37% of WA, which is the same size as South Australia and four times the size of Victoria. It has a relatively small population of 45,000 people, mostly resident in Kalgoorlie-Boulder.

Read about the GNRBA's diverse regions

Innovative technology and practices are essential to GNRBA's approach to the region

Innovative technology and practices are essential to GNRBA's approach to the region

Major pest

Invasive cacti are one of the major weeds found in the region

Undrestanding wild dog movements are a major part of GNRBA management plans

Understanding the movement of wild dogs is a major part of GNRBA's management plans

Read our latest report

The GNRBA is the designated Recognised Biosecurity Group for the Goldfields Nullarbor region and has been in operation since 2010.

GNRBA has built a strong and credible reputation for identifying and addressing biosecurity issues in the region, and working with all public and private stakeholders to best manage biosecurity matters.

This has included extensive communication and collaboration with

  • pastoralists
  • government representatives
  • indigenous community members
  • local private operators

in an effort to address growing biosecurity challenges.

GNRBA is pleased to have the support of these shires

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City of Kalgorlie-


The GNRBA management committee consists of a wide cross section of the region’s representatives, and employs a Chief Executive Officer.

The committee and CEO work closely with all local groups, operators and individuals to implement the organisation’s Five Year Business Plan and the Wild Dog Management Plan 2014-16.

Read more under our PROJECTS tab. Or read about our up coming presentations and past news under our LATEST NEWS tab.

Postal Address PO Box 417 Kalgoorlie WA 6430



Executive Officer

Michelle Donaldson




Projects Manager

Erin Gorter




Financial Officer

Ross Wood