Search results
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Ross Sea Environment and Ecosystem Voyage 2019
Abstract: New Zealand carried out a 40-day voyage to the Ross Sea from 8 January to 16 February ... 2019 using the research vessel Tangaroa. The purpose of this multi-disciplinary research voyage was to ... increase knowledge about key environmental and biological processes in the Ross Sea region of Antarctica ... and the Southern Ocean, and thereby improve understanding of ecosystem function and likely responses ...
Meeting Document : WG-EMM-2019/38 : Author(s): R.L. O’Driscoll, D. Bowden and M.H. Pinkerton
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Supervised and unsupervised (RapidKrill) estimates of krill density from DY098
Abstract: We compare supervised, using the interactive software Echoview™, and unsupervised ... , using python, processing of acoustic data collected during the UK cruise DY098. The same ... data processing procedures are applied in both methods, and we show that the unsupervised method comes ... up with a similar estimate of krill NASC and krill density as the supervised method. An ...
Meeting Document : SG-ASAM-2019/09 : Author(s): A. Ariza, S. Fielding and R. Blackwell
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Report on recent French catches of sea pens (Pennatulacea) in Lena Bank (CCAMLR sector 58.4.4b)
Abstract: Important catches of sea pens (Pennatulacea, NTW) in the 58.4.4b sector (Lena bank ... ) have been reported during the CCAMLR SAM Working Group 2018 (see WG-SAM-18/31 "Annual report of ... specimens have been collected according to the French protocol for benthic invertebrate survey, which ... includes the exhaustive collection of the organisms caught by the longlines (see WG-EMM-17/09). This report ...
Meeting Document : WG-FSA-18/23 : Author(s): A. Martin, J. Blettery and M. Eléaume
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Barcoding and beyond: applications and developments for biodiversity evaluation in the Southern Ocean
Abstract: DNA barcoding is a valuable tool for biodiversity studies in the Southern Ocean. It can ... be combined with other types of systematics data (morphology, other sequence markers) to reassess the ... for fisheries, ecology or large scale biodiversity surveys. The rise of Next Generation Sequencing ... (NGS) techniques in the last 15 years has provided exciting new developments in classical barcoding ...
Meeting Document : WG-EMM-2019/54 : Author(s): A. Dettai, G. Duhamel, C. Gallut, M. Eléaume and A. Martin
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Developing layers for a Risk Assessment for Subarea 48.1 using data from at-sea sightings
Abstract: CCAMLR has endorsed the use of the Risk Assessment framework to apportion the krill ... catch limits in order to minimise the risk of the fishery to krill dependent predators. We plan to apply ... the risk assessment framework across Subarea 48.1 at various spatial and temporal scales, in order to ... identify the most appropriate way to spread catch limits for the krill fishery. The risk assessment ...
Meeting Document : WG-EMM-2019/23 : Author(s): V. Warwick-Evans, L. Dalla Rosa, E. Secchi, E. Seyboth, N. Kelly and P.N. Trathan
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Measurement of capacity in CCAMLR exploratory fisheries in Subareas 88.1 and 88.2: Secretariat update 2017
Abstract: This paper presents an update of the metrics of capacity and capacity utilisation ... fisheries in Subareas 88.1 and 88.2. The updated metrics show the same pattern as in previous updates and do ... not indicate an excess of capacity in the fishery. As previously reported, based on a measure of ... potential daily fishing capacity and the catch limit for an area the notified fishing capacity in some ...
Meeting Document : WG-FSA-17/05 : Author(s): CCAMLR Secretariat
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CONVERSION FACTORS AND GREEN WEIGHT CALCULATION IN THE ANTARCTIC KRILL FISHERY
; The variation in reported conversion factors for similar reported products can be attributed to a ... number of reasons:.; o Differences in the method of processing the same products o Seasonal variation o ... total catch estimates as the majority of vessels interviewed made direct estimates of green weight ... Clark, J., Peatman, T. Title: CONVERSION FACTORS AND GREEN WEIGHT CALCULATION IN THE ANTARCTIC KRILL ...
Meeting Document : TASO-09/06 : Author(s): Moir Clark, J., Peatman, T.
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Genetic analysis of skates (Amblyraja spp.) caught as by-catch around South Georgia and the South Sandwich Islands
within CCAMLR subareas 48.3 and 48.4. Morphological evaluations of the by-catch in these subareas ... indicate that up to three species from the skate genus Amblyraja occur: A. georgiana, A. georgiana sp. anon ... and Amblyraja taaf. In this report, we present results from the first population genetic analysis of ... (geography), rather than morphology, that is the major determinant of population differentiation in these ...
Meeting Document : WG-FSA-18/73 : Author(s): W.P. Goodall-Copestake, S. Perez-Espona, P. Hollyman and M. Belchier
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Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for the Establishment of a Marine Protected Area in the Western Antarctic Peninsula- South Scotia Arc
Abstract: This document reflects the changes incorporated into the D1MPA proposal, based on new ... made during the intersessional discussions after the D1MPA proposal was formally introduced by Chile ... and Argentina at CCAMLR XXXVII. It also addresses the outstanding issues raised by Members during the ... last meeting of the Scientific Committee (Hobart, 2018). This document provides detailed information ...
Meeting Document : SC-CAMLR-38/BG/03 : Author(s): Delegations of Argentina and Chile
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Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for the Establishment of a Marine Protected Area in the Western Antarctic Peninsula – South Scotia Arc
Abstract: This document reflects the changes incorporated into the D1MPA proposal, based on new ... made during the intersessional discussions after the D1MPA proposal was formally introduced by Chile ... and Argentina at CCAMLR XXXVII. It also addresses the outstanding issues raised by Members during the ... last meeting of the Scientific Committee (Hobart, 2018). This document provides detailed information ...
Meeting Document : CCAMLR-38/BG/22 : Author(s): Delegations of Argentina and Chile