Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and Selectivity

In 1999, after pressure from the European Union, an Agreement on International Humane Trapping Standards (AIHTS) that would result in the banning of the steel-jawed leghold traps in the European Community, Canada, and Russia was signed. The United States implemented these standards through an Agreed...

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Main Authors: Gilbert Proulx, Marc Cattet, Thomas L. Serfass, Sandra E. Baker
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/10/8/1262
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author Gilbert Proulx
Marc Cattet
Thomas L. Serfass
Sandra E. Baker
author_facet Gilbert Proulx
Marc Cattet
Thomas L. Serfass
Sandra E. Baker
author_sort Gilbert Proulx
collection DOAJ
description In 1999, after pressure from the European Union, an Agreement on International Humane Trapping Standards (AIHTS) that would result in the banning of the steel-jawed leghold traps in the European Community, Canada, and Russia was signed. The United States implemented these standards through an Agreed Minute with the European Community. Over the last two decades, scientists have criticized the AIHTS for (1) omitting species that are commonly trapped; (2) threshold levels of trap acceptance that are not representative of state-of-the-art trap technology; (3) excluding popular traps which are commonly used by trappers although they are known to cause prolonged pain and stress to captured animals; (4) inadequate coverage of capture efficiency and species selectivity (i.e., number of captures of target and non-target species) performance. Concerns about the ability of standards and test procedures to ensure animal welfare, and about the implementation of standards, have also been voiced by wildlife biologists, managers, and conservation groups. In this review, we present a synopsis of current trapping standards and test procedures, and we compare the standards to a then contemporary 1985–1993 Canadian trap research and development program. On the basis of the above-noted concerns about AIHTS, and our experience as wildlife professionals involved in the capture of mammals, we formulated the following hypotheses: (1) the list of mammal species included in the AIHTS is incomplete; (2) the AIHTS have relatively low animal welfare performance thresholds of killing trap acceptance and do not reflect state-of-the-art trapping technology; (3) the AIHTS animal welfare indicators and injuries for restraining traps are insufficient; (4) the AIHTS testing procedures are neither thorough nor transparent; (5) the AIHTS protocols for the use of certified traps are inadequate; (6) the AIHTS procedures for the handling and dispatching of animals are nonexistent; (7) the AIHTS criteria to assess trap capture efficiency and species selectivity are inappropriate. We conclude that the AIHTS do not reflect state-of-the-art trapping technology, and assessment protocols need to be updated to include trap components and sets, animal handling and dispatching, and trap visit intervals. The list of traps and species included in the standards should be updated. Finally, the concepts of capture efficiency and trap selectivity should be developed and included in the standards. Based on our review, it is clear that mammal trapping standards need to be revisited to implement state-of-the-art trapping technology and improve capture efficiency and species selectivity. We believe that a committee of international professionals consisting of wildlife biologists and veterinarians with extensive experience in the capture of mammals and animal welfare could produce new standards within 1–2 years. We propose a series of measures to fund trap testing and implement new standards.
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spelling doaj.art-1a427cbbe6874e4397ab2b9ecdb44c3b2023-11-20T07:53:37ZengMDPI AGAnimals2076-26152020-07-01108126210.3390/ani10081262Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and SelectivityGilbert Proulx0Marc Cattet1Thomas L. Serfass2Sandra E. Baker3Alpha Wildlife Research & Management Ltd., 229 Lilac Terrace, Sherwood Park, AB T8H 1W3, CanadaRGL Recovery Wildlife Health & Veterinary Services, 415 Mount Allison Crescent, Saskatoon, SK S7H 4A6, CanadaDepartment of Biology and Natural Resources, Frostburg State University, Frostburg, MD 21532, USAWildlife Conservation Research Unit, Department of Zoology, The Recanati-Kaplan Centre, University of Oxford, Tubney House, Abingdon Road, Tubney, Abingdon OX13 5QL, UKIn 1999, after pressure from the European Union, an Agreement on International Humane Trapping Standards (AIHTS) that would result in the banning of the steel-jawed leghold traps in the European Community, Canada, and Russia was signed. The United States implemented these standards through an Agreed Minute with the European Community. Over the last two decades, scientists have criticized the AIHTS for (1) omitting species that are commonly trapped; (2) threshold levels of trap acceptance that are not representative of state-of-the-art trap technology; (3) excluding popular traps which are commonly used by trappers although they are known to cause prolonged pain and stress to captured animals; (4) inadequate coverage of capture efficiency and species selectivity (i.e., number of captures of target and non-target species) performance. Concerns about the ability of standards and test procedures to ensure animal welfare, and about the implementation of standards, have also been voiced by wildlife biologists, managers, and conservation groups. In this review, we present a synopsis of current trapping standards and test procedures, and we compare the standards to a then contemporary 1985–1993 Canadian trap research and development program. On the basis of the above-noted concerns about AIHTS, and our experience as wildlife professionals involved in the capture of mammals, we formulated the following hypotheses: (1) the list of mammal species included in the AIHTS is incomplete; (2) the AIHTS have relatively low animal welfare performance thresholds of killing trap acceptance and do not reflect state-of-the-art trapping technology; (3) the AIHTS animal welfare indicators and injuries for restraining traps are insufficient; (4) the AIHTS testing procedures are neither thorough nor transparent; (5) the AIHTS protocols for the use of certified traps are inadequate; (6) the AIHTS procedures for the handling and dispatching of animals are nonexistent; (7) the AIHTS criteria to assess trap capture efficiency and species selectivity are inappropriate. We conclude that the AIHTS do not reflect state-of-the-art trapping technology, and assessment protocols need to be updated to include trap components and sets, animal handling and dispatching, and trap visit intervals. The list of traps and species included in the standards should be updated. Finally, the concepts of capture efficiency and trap selectivity should be developed and included in the standards. Based on our review, it is clear that mammal trapping standards need to be revisited to implement state-of-the-art trapping technology and improve capture efficiency and species selectivity. We believe that a committee of international professionals consisting of wildlife biologists and veterinarians with extensive experience in the capture of mammals and animal welfare could produce new standards within 1–2 years. We propose a series of measures to fund trap testing and implement new standards.https://www.mdpi.com/2076-2615/10/8/1262AIHTSanimal welfarecapture efficiencycapture selectivityhumanenessinternational trapping standards
spellingShingle Gilbert Proulx
Marc Cattet
Thomas L. Serfass
Sandra E. Baker
Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and Selectivity
Animals
AIHTS
animal welfare
capture efficiency
capture selectivity
humaneness
international trapping standards
title Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and Selectivity
title_full Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and Selectivity
title_fullStr Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and Selectivity
title_full_unstemmed Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and Selectivity
title_short Updating the AIHTS Trapping Standards to Improve Animal Welfare and Capture Efficiency and Selectivity
title_sort updating the aihts trapping standards to improve animal welfare and capture efficiency and selectivity
topic AIHTS
animal welfare
capture efficiency
capture selectivity
humaneness
international trapping standards
url https://www.mdpi.com/2076-2615/10/8/1262
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AT marccattet updatingtheaihtstrappingstandardstoimproveanimalwelfareandcaptureefficiencyandselectivity
AT thomaslserfass updatingtheaihtstrappingstandardstoimproveanimalwelfareandcaptureefficiencyandselectivity
AT sandraebaker updatingtheaihtstrappingstandardstoimproveanimalwelfareandcaptureefficiencyandselectivity