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Rodent-Proof Wall: An Efficient Physical Method for Controlling Rodents and its Efficiency Statistics

Rodent-Proof Wall: An Efficient Physical Method for Controlling Rodents and its Efficiency Statistics

Published on: March 8, 2024

How to build an efficient conservation fence.

Michael Bode¹, Brendan Wintle

¹The Applied Environmental Decision Analysis Group, School of Botany, University of Melbourne, Parkville, Melbourne, Victoria 3010, Australia. mbode@unimelb.edu.au

Conservation Biology : the Journal of the Society for Conservation Biology

|July 17, 2009

Summary

This study presents a new framework for designing conservation fences to minimize long-term costs. It balances construction expenses against failure management, maximizing conservation return on investment for effective wildlife management.

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Area of Science:

Conservation Biology
Wildlife Management
Biosecurity

Background:

Barriers, such as fences, are crucial tools in conservation and biosecurity for managing wildlife.
Common uses include excluding invasive predators, containing diseased animals, and managing invasive species.

Purpose of the Study:

To develop a general framework for planning conservation fences that minimizes long-term management costs.
To provide a quantitative and defensible method for selecting optimal fence designs.

Main Methods:

Formulated a framework balancing fence construction costs with the costs of management failures.
Systematically evaluated potential solutions for well-defined fencing problems.
Applied the method to design fences for excluding predators and isolating populations.

Main Results:

The framework identifies fence designs that maximize conservation return on investment.
Demonstrated application for eastern barred bandicoot predator exclusion and Tasmanian devil population isolation.
Enabled quantitative and transparent comparison of fencing strategies.

Conclusions:

A systematic approach to conservation fencing leads to more efficient and defensible designs.
This framework facilitates strategic conservation decision-making by comparing fencing with alternative actions.