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Comment on “Population dynamics reveal conservation priorities of the threatened New Zealand sea lion Phocarctos hookeri” by Meyer, Robertson, Chilvers and Krkošek (2015)

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A Comment and reply to this article was published on 22 April 2016

The Original Article was published on 19 July 2015

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References

  • Abadi F, Gimenez O, Arlettaz R, Schaub M (2010) An assessment of integrated population models: bias, accuracy, and violation of the assumption of independence. Ecology 91:7–14

    Article  Google Scholar 

  • Bradshaw CJA, Haddon M, Lonergan M (2013) Review of models and data underpinning the management of fishing-related mortality of New Zealand sea lions (Phocarctos hookeri), in the SQU 6T trawl fishery. Unpublished report to the Ministry for Primary Industries, Wellington NZ, July 2013. 69 pp; Pamela.Mace@mpi.govt.nz

  • Breen PA, Kim SW (2006). An integrated Bayesian evaluation of Hooker’s sea lion bycatch limits. In: Trites A, Atkinson S, DeMaster D, Fritz L, Gelatt T, Rea L, Wynne K (eds) Sea lions of the world. Alaska Sea Grant College Program, University of Alaska, Fairbanks. Lowell Wakefield Symposium Series AK-SG-06-01, pp 471–493, ix + 664 pp

  • Breen PA, Hilborn R, Maunder MN, Kim SW (2003) Effects of alternative control rules on the conflict between a fishery and a threatened sea lion (Phocarctos hookeri). Can J Fish Aquat Sci 60:527–541

    Article  Google Scholar 

  • Breen PA, Fu D, Gilbert DJ (2016) Sea lion population modelling and management procedure evaluations. NZ Aquat Environ Biodivers Rep (in press)

  • Childerhouse S, Dickie G, Hessel G (2004) Ageing live New Zealand sea lions (Phocarctos hookeri) using the first post-canine tooth. Wildl Res 31:177–181

    Article  Google Scholar 

  • Childerhouse SJ, Dawson SM, Slooten E, Fletcher DJ, Wilkinson IS (2010) Age distribution of lactating New Zealand sea lions: interannual and intersite variation. Mar Mammal Sci 26:123–139

    Article  Google Scholar 

  • Chilvers BL (2009) NZ sea lion research trip, Auckland Islands, December 2nd 2008 to February 16th 2009. Unpublished report to NZ Department of Conservation, Wellington NZ, 13 pp

  • Chilvers BL (2012) Population viability analysis of New Zealand sea lions, Auckland Islands, New Zealand’s sub-Antarctics: assessing relative impacts and uncertainty. Polar Biol 35(10):1607–1615

    Article  Google Scholar 

  • Chilvers BL, MacKenzie DI (2010) Age- and sex-specific survival estimates incorporating tag loss for New Zealand sea lions, Phocarctos hookeri. J Mammal 91(3):758–767

    Article  Google Scholar 

  • Chilvers BL, Robertson BC, Wilkinson IS, Duignan PJ (2006) Growth and survival of New Zealand sea lions, Phocarctos hookeri: birth to 3 months. Polar Biol 30:459–469

    Article  Google Scholar 

  • Chilvers BL, Childerhouse SJ, Wilkinson IS (2007) New Zealand sea lion, Phocarctos hookeri, pup production—1995 to 2006. NZ J Mar Freshw Res 41:205–213

    Article  Google Scholar 

  • Duignan P (2003) Pinniped autopsy program. Unpublished report to Department of Conservation, Wellington NZ, 9 pp

  • Gales NJ, Fletcher DJ (1999) Abundance, distribution and status of the New Zealand sea lion, Phocarctos hookeri. Wildl Res 26:35–52

    Article  Google Scholar 

  • Gilbert DJ, Chilvers BL (2008) Final report on New Zealand sea lion pupping rate. NIWA Client Report: WLG2008-77 for Department of Conservation Project POP2006-01 Objective 3. Analysis from sea lion database to estimate pupping rate and associated parameters. http://www.doc.govt.nz/Documents/conservation/marine-and-coastal/fishing/pop2006-01-final-pupping-rate-report.pdf. Accessed 8 Sept 2015

  • MacKenzie DI (2012) Estimation of demographic parameters for New Zealand sea lions breeding on the Auckland Islands. Final Report: 1997/98-2010/11. Proteus Wildlife Research Consultants report for Department of Conservation project POP2010/1. http://www.doc.govt.nz/Documents/conservation/marine-and-coastal/marine-conservation-services/demographic-parameters-of-nz-sea-lions.pdf

  • Maunder MN, Punt AE (2013) A review of integrated analysis in fisheries stock assessment. Fish Res 142:61–74

    Article  Google Scholar 

  • Meyer S, Robertson BC, Chilvers BL, Krkošek M (2015) Population dynamics reveal conservation priorities of the threatened New Zealand sea lion Phocarctos hookeri. Mar Biol. doi:10.1007/s00227-015-2695-8

    Google Scholar 

  • Ministry for Primary Industries (2014) Aquatic environment and biodiversity annual review 2014. Compiled by the Fisheries Management Science Team, Ministry for Primary Industries, Wellington, New Zealand, 560 pp. http://www.researchgate.net/publication/270061260_Aquatic_Environment_and_Biodiversity_Annual_Review_2014. Accessed 8 Sept 2015

  • Roberts J, Fu D, Doonan I, Francis C (2014) NZ sea lion: demographic assessment of the causes of decline at the Auckland Islands. Unpublished NIWA Client Report WLG2014-60 to the Department of Conservation, Wellington NZ. October 2014, 142 pp. http://www.doc.govt.nz/Documents/conservation/marine-and-coastal/marine-conservation-services/reports/NZ-sea-lion-demographic-assessment-causes-decline-auckland-islands-part-1.pdf. Accessed 27 Aug 2015

  • Roe WD (2006) Identification of marine mammals captured in New Zealand fisheries 2005–2006. Unpublished report to Ministry of Fisheries Wellington NZ, 12 pp

  • Thompson FN, Berkenbush K, Abraham ER (2013) Marine mammal bycatch in New Zealand trawl fisheries, 1995–96 to 2011–12. N Z Aquat Environ Biodivers Rep 105:76

    Google Scholar 

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Correspondence to Paul A. Breen.

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Conflict of interest

David Middleton has been contracted by the Deepwater Group (a New Zealand fisheries industry organisation) to provide science advice on fisheries/protected species interactions and is a member of the New Zealand Ministry for Primary Industries Aquatic Environment Working Group. Paul Breen has been contracted by the Deepwater Group to comment on sea lion bycatch issues and was contracted by the Ministry for Primary Industries to advise with respect to the government’s Threat Management Plan for sea lions; he was formerly employed by the Crown Research Agency NIWA and conducted sea lion population modelling on contract to the Ministry for Primary Industries and its predecessors and to the New Zealand Department of Conservation; he is a member of the New Zealand Ministry for Primary Industries Aquatic Environment Working Group.

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Responsible Editor: G. Pierce.

Reviewed by C. Pinto and an undisclosed expert.

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Middleton, D.A.J., Breen, P.A. Comment on “Population dynamics reveal conservation priorities of the threatened New Zealand sea lion Phocarctos hookeri” by Meyer, Robertson, Chilvers and Krkošek (2015). Mar Biol 163, 109 (2016). https://doi.org/10.1007/s00227-016-2864-4

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