Resultados de la búsqueda
-
Marine debris, entanglements and hydrocarbon soiling at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula, 2010/11
Island, Antarctic Peninsula, but there were no incidences of beached marine debris, entanglements or ... hydrocarbon soiling at this location during the reporting period. Surveys of beached marine debris at Bird ... Island recorded a total of 179 and 111 items during winter 2010 (April to September) and summer 2010/2011 ... (October 2010 to March 2011) respectively. Surveys at Signy Island recorded a total of 46 items during ...
Meeting Document : SC-CAMLR-XXX/BG/05 : Autor(es): Delegation of the United Kingdom
-
Revised research plan for toothfish in Divisions 58.4.4 a and 58.4.4b by Shinsei maru No. 3 in 2012/13
2011/12 fishing season with the aims of providing the data required for assessments of the population ... structure, size, movement and growth of Dissostichus spp. in the centred area of Division 58.4.4 a & b ... . An approximate stock biomass level of Dissostichus spp. in the survey area was tentatively estimated ... 4, paragraphs 5.19-21). CVs of 20 % achievable from the biomass estimates may be achieved within ...
Meeting Document : WG-FSA-12/58 Rev. 1 : Autor(es): Delegation of Japan
-
Killer whale Orcinus orca and sperm whale Physeter macrocephalus interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic
longline fishing operations were recorded by CCAMLR (Commission for the Conservation of Antarctic Marine ... deployed in depths of 300 to 2000m, concentrated along the 1000m contour. Sperm whales were the most ... abundant marine mammals observed in the vicinity of vessels when lines were being hauled, occurring during ... 24% of hauling observations. Killer whales, the second most sighted, occurred at 5% of haul ...
Meeting Document : WG-FSA-03/27 : Autor(es): M.G. Purves (United Kingdom), D.J. Agnew (United Kingdom), E. Balguerías (Spain), C.A. Moreno (Chile) and B. Watkins (South Africa)
-
Downward adjustments to local catch limits for the krill fishery in Subarea 48.1
refer to a catch limit that applies to a group of SSMUs (gSSMU), and the work presented here is based on ... the gSSMUs defined in another compilation of vignettes (AERD 2016a, pp. 3-13). We propose downward ... adjustments to local catch limits as one component of a larger strategy for feedback management (FBM) of the ... penguin populations, 2) a leading indicator that predicts recruitment rates of penguin cohorts, 3 ...
Meeting Document : WG-EMM-16/46 : Autor(es): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries
-
CCAMLR fisheries: 2007 update
Abstract: Information on CCAMLR fisheries of relevance to the work of WG-FSA is summarised ... , including availability of data, data-related developments in 2006/07, validation of CASAL files, catches in ... information can be found in WG-FSA-07/6, 07/7, 07/8 and 07/9 (summaries of observer data), SC-CAMLR-XXVI/BG/1 ... (catches in the Convention Area) CCAMLR-XXVI/12 (summary of notification for new and exploratory fisheries ...
Meeting Document : WG-FSA-07/4 : Autor(es): Secretariat
-
Champsocephalus gunnari Lönnberg distribution on South Georgia shelf from inventory survey data collected by AtlantNIRO
Abstract: A total of 8 inventory trawling surveys of the bottom fish were made on South Georgia ... north-eastern parts of the island shelf. Near Shag Rocks they could be seen in separate years. Year-to ... -year fluctuations of catch per unit effort, predominance of certain groups of specimens and mean weight ... of the fish were obviously governed by the intensity of fishing. Author(s): I.A. Trunov (Russia ...
Meeting Document : WG-FSA-92/04 : Autor(es): I.A. Trunov (Russia)
-
Developing priority variables (“ecosystem Essential Ocean Variables” – eEOVs) for observing dynamics and change in Southern Ocean ecosystems
support assessments. In this paper we outline the rationale, including establishing a set of criteria, for ... from field observations, and which contributes significantly to assessments of Southern Ocean ... , attribution of trends to causes, and predicting future trajectories. eEOVs should be feasible to collect at ... of trends and/or attribution, and/or development of ecological (statistical or simulation) models to ...
Meeting Document : WG-EMM-16/P11 : Autor(es): A.J. Constable, D.P. Costa, O. Schofield, L. Newman, E.R. Urban Jr., E.A. Fulton, J. Melbourne-Thomas, T. Ballerini, P.W. Boyd, A. Brandt, W. de la Mare, M. Edwards, M. Eléaume, L. Emmerson, K. Fennel, S. Fielding, H. Griffiths, J. Gutt, M.A. Hindell, E.E. Hofmann, S. Jennings, H.S. La, A. McCurdy, B.G. Mitchell, T. Moltmann, M. Muelbert, E. Murphy, T. Press, B. Raymond, K. Reid, C. Reiss, J. Rice, I. Salter, D.C. Smith, S. Song, C. Southwell, K.M. Swadling, A. Van de Putte and Z. Willis
-
ANTARCTIC KRILL AND CLIMATE CHANGE
Abstract: During April 2011, a multi-national group of scientists with expertise on Antarctic ... on the impact of climate change and increasing fisheries on Antarctic krill and Antarctic ecosystems ... , and possible repercussions for resource management. The workshop was organised by the Institute of ... and the Dutch government. The scientific evaluation focused on major agents of climate change, such as ...
Meeting Document : WG-EMM-11/16 : Autor(es): H. Flores (Netherlands), A.S. Atkinson (UK), E. Bravo Rebolledo (Netherlands), V. Cirelli (Argentina), J. Cuzin-Roudy (France), S. Fielding (UK), J.A. van Franeker (Netherlands), J.J. Groeneveld (Netherlands), M. Haraldsson (Sweden), S. Kawaguchi (Australia), B.A. Krafft (Norway), A. Lombana (USA), E. Marschoff (Argentina), B. Meyer (Germany), G. Milinevsky (Ukraine), S. Nicol (Australia), E.A. Pakhomov (Canada), A.P. Van de Putte (Belgium), C. Reiss (USA), E. Rombolá (Argentina), K. Schmidt (UK
-
Developing integrated assessments for Dissostichus eleginoides based on the CCAMLR precautionary approach
assessments of Dissostichus stocks when a number of different datasets are being integrated for estimating ... current biomass and age structure. Consideration is given to its application to the assessment of ... used in either or both of their places. The framework for this procedure has four main components. The ... step is the sampling of the “current state” and associated parameters to provide inputs to the GYM. The ...
Meeting Document : WG-FSA-SAM-05/16 : Autor(es): I. Ball and A.J. Constable (Australia)
-
Identifying marine protected areas (MPAs) in data-poor regions to conserve biodiversity and to monitor ecosystem change: an Antarctic case study
representative system of marine protected areas (RSMPA) for the purposes of long-term conservation of marine ... in the long term. We elaborate a procedure that would satisfy the first stage of identifying a RSMPA ... direct interference of human activities. The procedure is based on the principles of systematic ... conservation planning. The first step involves the identification of ecologically-separated provinces along ...
Meeting Document : WS-MPA-11/05 : Autor(es): A.J. Constable, B. Raymond, S. Doust, D. Welsford (Australia), P. Koubbi (France) and A.L. Post (Australia)