A review of rapid response options for the control of ABWMAC listed introduced marine pest species and related taxa in Australian waters
A review of rapid response options for the control of ABWMAC listed introduced marine pest species and related taxa in Australian waters
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DOI:
10.4225/08/585d6778a2fd3
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发表时间:
2001
期刊:
影响因子:
--
通讯作者:
F. McEnnulty;N. Bax;B. Schaffelke;Marnie L Campbell
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文献类型:
--
作者:
F. McEnnulty;N. Bax;B. Schaffelke;Marnie L Campbell
A review of rapid response options for the control of ABWMAC listed introduced marine pest species and related taxa in Australian waters. SUMMARY Rapid response to the Mytilopsis sp. invasion in Darwin in 1999 was facilitated by ready access to information on control of a close relative, the zebra mussel Dreissena polymorpha. It was recognised that similar information would be necessary in order to respond rapidly to other marine pest species likely to establish in Australia. The Centre for Research on Introduced Marine Pests (CRIMP), supported by the National Heritage Trust Coast and Clean Seas initiative, undertook to develop a 'Rapid Response Toolbox' that would provide a summary of available response strategies. This literature review forms the basis of the Rapid Response Toolbox. Rapid response is the preferred approach when barrier controls have failed. Successful rapid response requires: early detection, a supportive legal framework, a capacity to act, an ability to quarantine the infested area, the capacity to reduce the risk of future infestations, and the tools to eradicate the quarantined population. Available technologies are limited to eradications of pests with restricted distributions or restricted life history stages. A constraint of eradication is the availability of specific control techniques for target pest species with minimal collateral damage to other species or their environment. Only a few taxa-specific aquatic pesticides have been developed (eg. TFM (3-trifluoromethyl-4-nitrophenol) for freshwater lampreys) and none are available for the marine environment. Successful eradication of introduced marine populations has only occurred where incursions have been restricted to small areas. These have involved the use of chemicals (Mytilopsis sp. in Darwin), physical removal and burial (Perna canaliculus in Gulf St Vincent), physical removal of potential hosts (parasitic sabellid shell borer in California), and repeated physical removal (Caulerpa taxifolia in Cala D'Or, Spain). We recommend the use of a risk assessment approach to weigh the relative costs, benefits and risks of eradication versus the option of taking no action. To assist in this process, a rapid response decision tree is proposed in which the branches are: establishment of magnitude of problem, setting and clarification of objectives, consideration of full range of alternatives, determination of risks, reduction of risk, assessment of benefits/risks of full-scale implementation, and monitoring. A decision index is suggested to assess the trade-offs between environmental and economic factors. This review of possible response options concentrates on those species identified as posing the greatest risk to Australia …