Résultats de la recherche
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An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island
Abstract: Assessments of the abundance and potential yield of mackerel icefish (Champsocephalus ... gunnari) populations at Heard Island are developed from the results of four scientific surveys conducted ... in 1990, 1992, 1993 and 1997. The assessments include estimates of all the parameters required, based ... of maturity and a weight length relationship. The results show that characteristics of icefish ...
Meeting Document : WG-FSA-97/29 : Auteur(s): de la Mare, W.K., Constable, A., Williams, R.
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Preliminary model of krill fishery behaviour in Subarea 48.1
Abstract: A simple deterministic model is described which models the behaviour of the krill ... fishery in Subarea 48.1 and estimates the effort applied and the catch of krill in fine-scale squares ... . The distribution of catches predicted by the model, which is restricted to the months December to ... March, compare favourably with the general distribution of catches in Subarea 48.1. A number of ...
Meeting Document : WG-KRILL-93/14 : Auteur(s): D.J. Agnew (Secretariat)
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United States seabird research undertaken as part of the CCAMLR Ecosystem Monitoring Program, 1987–1988
Abstract: As part of the NMFS/AMLR program to provide information for the effective management of ... Antarctica’s marine living resources, three permanent monitoring sites were established on the western side of ... on the breeding success, fledging weights, growth rates and diets of Chinstrap and Adelie Penguins ... were obtained. Although it is too early to draw conclusions on any aspects of the data, this report ...
Meeting Document : SC-CAMLR-VII/BG/17 : Auteur(s): United States of America
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Some aspects of the by-catch fish spawning and oogenesis
Abstract: On the basis of the biological material collected on some by-catch fishes during ... Antarctic toothfish fishery from 2002 till 2008 in different areas of the Southern Ocean (Collaboration Sea ... , D'Urville, Ross and.mundsen Seas) it was established that spawning of C. dewitti and species X ... continental shelf at depth of 300-600 m during summer season (may be autumn for sp. X) of the southern ...
Meeting Document : WG-FSA-10/51 : Auteur(s): V. Prutko (Ukraine) and D. Chmilevsky (Russia)
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Deployment of research hauls in the exploratory fisheries for Dissostichus spp. in Subareas 48.6 and 58.4 in 2011/12
Abstract: As of the end of May 2012, four longliners conducted research fishing in the ... ). These vessels completed a total of 267 research hauls. The four vessels deployed their research hauls ... 2011, prior to the start of the fishing season. During the course of research fishing, one vessel in ... SSRU 5841G did not meet the required ratio of 1 research haul to 3 commercial hauls. All research hauls ...
Meeting Document : WG-SAM-12/06 : Auteur(s): Secretariat
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Design of the used on Russian vessels Sparta and Chio Maru No. 3 bottom trot-line for toothfish fishing
Abstract: This work is prepared in accordance with recommendation of 4.18 WG-SAM-12 about ... submitting of data on fishing gears` construction that was used on Russian longliners Sparta” and “Chio Maru ... №3”. The trotline of a special design that was used is formed of main floating line and fastened ... catching of VME-organisms to a large extent, because at the presented design of a longline each line with a ...
Meeting Document : WG-FSA-12/22 : Auteur(s): I.G. Istomin, V.V. Akishin, V.A. Tatarnikov and I.I. Gordeev (Russia)
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Influence of data quality and quantity from a multiyear tagging program on an integrated fish stock assessment
, fishing, and data collection, this study investigated how the bias and precision of biomass estimates from ... an integrated tag-based assessment are influenced by various aspects of a multiyear tagging program ... , particularly the effects of the size of tagged fish compared with the size of fish in the catch (tag size ... -overlap), numbers of tagged fish, duration of the tagging program, using catch-at-length or catch-at-age ...
Meeting Document : WG-FSA-13/P03 : Auteur(s): P. Ziegler
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2018 International Conference on Assessing Status and Trends of Habitats, Key Species and Ecosystems in the Southern Ocean, Hobart, Tasmania, Australia
ecosystems in the Southern Ocean in April 2018. This background paper is an invitation to Members of the SC ... Abstract: The program Integrating Climate and Ecosystem Dynamics, which is a partner program of ... IMBER and SCAR, will be holding a conference on assessing status and trends of habitats, key species and ... -CAMLR to participate in working groups on four themes that will be of benefit to SC-CAMLR: (1 ...
Meeting Document : SC-CAMLR-XXXIV/BG/22 : Auteur(s): Delegation of Australia
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Using spatial population models to investigate the effects of a proposed Marine Protected Area on Antarctic toothfish in the Ross Sea region
Abstract: One aim of Marine Protected Areas (MPAs) is to protect a representative portion of ... they usually involve the displacement of fisheries, their design rarely takes into account the effect ... of that fishery’s displacement on the target fish population. We used a spatially explicit population ... model of Antarctic toothfish in the Ross Sea region to investigate the effects of a proposed MPA on the ...
Meeting Document : WG-FSA-15/42 : Auteur(s): S. Mormede, A. Dunn, S.J. Parker and S.M. Hanchet (New Zealand)
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Proposal for a second longline survey of toothfish in the northern Ross Sea region (SSRUs 882A and B)
Abstract: We propose the continuation of a multi-member research project using standardised ... longline gear to sample the toothfish populations in the northern areas (61°‑ 66° S) of SSRUs 88.2A–B. The ... purpose of the research as requested by the Scientific Committee (SC-CAMLR XXXII, paragraph 3.76) is to ... patterns and improve estimation of population characteristics by Ross Sea spatial population models. Four ...
Meeting Document : WG-SAM-16/15 : Auteur(s): S.J. Parker, R.J.C. Currey, M. Söffker, C. Darby, D. Welsford and O.R. Godø