Improved Performance of Marron Using Genetic and Pond Management Strategies
Total Page:16
File Type:pdf, Size:1020Kb
Research Library (Fisheries) research contract reports Aquaculture 3-2007 Improved performance of marron using genetic and pond management strategies Craig Lawrence Follow this and additional works at: https://researchlibrary.agric.wa.gov.au/aq_frcr Part of the Aquaculture and Fisheries Commons, and the Genetics Commons Recommended Citation Lawrence, C. (2007), Improved performance of marron using genetic and pond management strategies. Department of Fisheries, North Beach, Western Australia. Book. This book is brought to you for free and open access by the Aquaculture at Research Library. It has been accepted for inclusion in (Fisheries) research contract reports by an authorized administrator of Research Library. For more information, please contact [email protected]. FISHERIES RESEARCH CONTRACT REPORT No. 17, 2007 Improved performance of marron using genetic and pond management strategies Final FRDC Report – Project No. 2000/215 Dr Craig Lawrence Australian Government Fisheries Research and Development Corporation Fisheries Research Division Western Australian Fisheries and Marine Research Laboratories PO Box 20 NORTH BEACH Western Australia 6920 Correct citation: Lawrence, C. 2007. Improved performance of marron using genetic and pond management strategies. Final report to Fisheries Research and Development Corporation on Project No. 2000/215. Fisheries Research Contract Report No. 17, Department of Fisheries, Western Australia, 178p. Individual chapters can be referred to by citing chapter author(s), chapter title and page numbers within the above report. Published by Department of Fisheries, Western Australia. March 2007. ISSN: 1446 - 5868 ISBN: 1 921258 01 2 Enquiries: WA Fisheries and Marine Research Laboratories, PO Box 20, North Beach, WA 6920 Tel: +61 8 9203 0111 Email: [email protected] Website: http://www.fish.wa.gov.au Publications may be accessed through this website. © Fisheries Research and Development Corporation and Department of Fisheries, Western Australia 2007. This work is copyright. Except as permitted under the Copyright Act 1968 (Cth), no part of this publication may be reproduced by any process, electronic or otherwise, without the specific written permission of the copyright owners. Neither may information be stored electronically in any form whatsoever without such permission. The Fisheries Research and Development Corporation plans, invests in and manages fisheries research and development throughout Australia. It is a statutory authority within the portfolio of the federal Minister for Agriculture, Fisheries and Forestry, jointly funded by the Australian Government and the fishing industry. Disclaimer Despite all due care and diligence being given by the Department of Fisheries – Government of Western Australia in the preparation of this document, the Department of Fisheries makes no warranty of any kind, expressed or implied, concerning the use of technology mentioned in this publication. 2 Fisheries Research Contract Report [Western Australia] No. 17, 2007 Contents Non-technical summary .......................................................................................... 7 Acknowledgements ................................................................................................. 9 Background ............................................................................................................. 9 Need ......................................................................................................................... 11 Objectives ................................................................................................................ 12 Strain evaluation ........................................................................................................... 13 1.0 Evaluation of marron strains Part I: Strain evaluation ................................... 13 1.1 Growth, sex ratio, breeding success and production characteristics of six river strains and three “domesticated” lines of marron in research ponds ....... 1 Project team: C. Lawrence, G. Cassells, C. Nagle, P. Vercoe, C. Bird, S. How and T. Church 1.2 Variation in yield of tail flesh among marron strains ....................................... 27 Project team: M. O’Mara, I. Williams, P. Vercoe and C. Lawrence 2.0 Evaluation of marron strains Part II: Hybrid evaluation ................................ 40 2.1 Growth, sex ratio, fertility and production characteristics of marron hybrids 40 Project team: C. Lawrence, G. Cassells, C. Nagle, P. Vercoe, C. Bird, S. How and T. Church 3.0 Evaluation of marron strains Part III: Social interaction among marron strains ....................................................................................................... 50 3.1 Evaluation of social interaction among five river strains and three “domesticated” lines of marron in research ponds. ......................................... 50 Project team: C. Lawrence, G. Cassells, P. Vercoe, C. Nagle, C. Bird and S. How .2 Introduced marron displace native marron within the Margaret River by competitive exclusion ...................................................................................... 59 Project team: C. Jenour, I. Williams, P. Vercoe and C. Lawrence Selective breeding ........................................................................................................ 73 4.0 Selective breeding I: Mass selection .................................................................... 73 4.1 Performance of two generations of mass selected marron on commercial farms and in research facilities. ....................................................................... 7 Project team: C. Lawrence, G. Cassells, P. Vercoe, T. Church, C. Bird, S. How and C. Nagle, Fisheries Research Contract Report [Western Australia] No. 17, 2007 5.0 Selective breeding II: Pedigree selection ............................................................. 85 5.1 Breeding objectives and selection index for a marron pedigree breeding program ............................................................................................. 85 Project team: C. Lawrence, P. Vercoe, M. Henryon and P. Berg 5.2 Performance of marron produced from a pedigree breeding program in research ponds ............................................................................................. 90 Project team: C. Lawrence, P. Vercoe, M. Henryon, P. Berg, G. Cassells, C. Bird, S. How and C. Nagle 6.0 Husbandry and Pond management ..................................................................... 99 6.1 The effect of size grading of juveniles upon marron production in commercial ponds ........................................................................................... 99 Project team: C. Lawrence, G. Cassells, S. How and C. Bird 6.2 The effect of refuge density upon marron production in commercial ponds ................................................................................................................ 106 Project team: C. Lawrence, G. Cassells, S. How and C. Bird 6. The effect of increased aeration upon marron production in commercial ponds ............................................................................................ 110 Project team: C. Lawrence, G. Cassells, C. Bird and S. How 6.4 The effect of relaying upon marron production in commercial ponds ............ 11 Project team: C. Lawrence, G. Cassells, S. How and C. Bird 6.5 The use of morphology to determine condition of marron in commercial ponds ............................................................................................ 117 Project team: S. How, C. Lawrence, G. Cassells, and C. Bird 6.6 The use of hide harvesting as an indicator of marron growth and condition in commercial ponds ........................................................................ 120 Project team: G. Cassells, C. Lawrence 6.7 The effect of regional variation upon marron production in commercial ponds ............................................................................................ 122 Project team: C. Lawrence and G. Cassells 7.0 An economic evaluation of marron production in commercial ponds ............. 132 Project team: C. Lawrence and G. Cassells 8.0 Benefits and Adoption ........................................................................................... 137 9.0 Further Development ............................................................................................ 138 10.0 Planned Outcomes ................................................................................................ 138 11.0 Conclusion .............................................................................................................. 139 12.0 References .............................................................................................................. 142 4 Fisheries Research Contract Report [Western Australia] No. 17, 2007 13.0 Appendices ............................................................................................................. 149 Appendix 1 Intellectual Property ............................................................................ 149 Appendix 2 Staff List .............................................................................................. 149 Appendix 3 Successful Freshwater Crayfish Farming – The Marron Model .......... 150 Project team: C. Lawrence, S. How, G. Cassells and C. Bird Fisheries Research Contract Report [Western Australia] No. 17, 2007 5 6 Fisheries Research Contract Report [Western Australia]