Resultados de la búsqueda
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Informing and seeking advice from WS-SM 2018 about the revisions of the WSMPA proposal
under the remit of, or might be of interest to participants at the WS-SM 2018: Unifying the previously ... Abstract: Following the submission of a first draft Conservation Measure for establishing a MPA ... two separate WSMPA parts into one coherent WSMPA by closing the gap on the eastern coast of the ... Antarctic Peninsula; Adjustment of the habitat of adult Antarctic toothfish in statistical areas 48.6 and ...
Meeting Document : WS-SM-18/08 : Autor(es): S. Hain, K. Teschke, H. Pehlke and T. Brey
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Foraging areas of black-browed and grey-headed albatrosses breeding on Macquarie Island in relation to marine protected areas
significantly more time in waters outside the spatial extent of these areas and are at higher risk from ... -order predators, there is a paucity of data that can be used to evaluate their efficacy in achieving ... this purpose. 2. We assessed the effectiveness of a network of MPAs around Macquarie Island in the ... Southern Ocean by examining the foraging areas of black-browed and grey-headed albatrosses that were ...
Meeting Document : WG-FSA-04/49 : Autor(es): A. Terauds, R. Gales, G.B. Baker and R. Alderman (Australia)
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Informing the Scientific Committee about the revisions of the WSMPA proposal
would fall under the remit of, or might be of interest to participants at SC-CAMLR 2018: Unifying the ... Abstract: Following the submission of a first draft Conservation Measure for establishing a MPA ... previously two separate WSMPA parts into one coherent WSMPA by closing the gap on the eastern coast of the ... Antarctic Peninsula; Adjustment of the habitat of adult Antarctic toothfish in Statistical Subareas 48.6 and ...
Meeting Document : SC-CAMLR-XXXVII/BG/14 Rev. 1 : Autor(es): Delegation of Germany
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Change in environmental conditions of the Southern Ocean observed by satellites and data-assimilating models between 1981 and 2019
(GLBu0.08); and (7) incident light intensity at the sea-surface. The data show heterogenous patterns of ... Abstract: We provide a summary of environmental change in the Southern Ocean over the period of ... concentration from merged observation of SeaWiFS and MODIS-Aqua (1987–2019); (2) sea-surface temperature (SST ... ) from the AVHRR series of NOAA satellites (1981–2019); (3) spatial gradient of SST (as an indicator of ...
Meeting Document : WG-EMM-2019/39 : Autor(es): M. Pinkerton
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Peculiarities of icefish Champsocephalus gunnari (Channichthyidae) distribution in South Georgia area during the surveys made by STM Atlantida in 2000 and 2002
numbers in pelagic zone. At present, the population mainly consists of immature and first maturing fish ... Abstract: Reasons of differences in icefish distribution and biomass assessment during two ... surveys made by STM “Atlantida” are revealed. Availability of large icefish concentrations in 2000 in the ... northwest shelf area in 10-100m layer resulted in formation of adult fish aggregations in water column. The ...
Meeting Document : WG-FSA-03/55 : Autor(es): Zh.A. Frolkina, S.M. Kasatkina and N.N. Zhigalova (Russia)
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Advances are urgently needed in providing regular estimates of krill stock status based on the available data
measure (the trigger level) which was established in 1991 and is “not related to the status of the krill ... stock”. At the same time, CCAMLR recognises that “advances are urgently needed” specifically because the ... trigger level is not related to the status of the stock. The establishing terms of reference for WG-EMM ... include requests to “assess the status of krill” and “develop management advice … for management of krill ...
Meeting Document : WG-EMM-2019/28 : Autor(es): S. Hill, J. Hinke, N. Ratcliffe, P. Trathan and G. Watters
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Progress towards an assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 882C–H for the years 2002–03 to 2015–16 using a two-area model
(SSRUs 88.2C–G) comprising a mix of large mature fish and small immature fish. Two-area stock assessment ... collect mark-recapture data in the South to help inform the estimation of biomass in the South. We present ... an update on these two-area stock models, which include two years of new data collected under a ... research plan. The assessment models were fit to the proportions-at-age in the catch and the mark-recapture ...
Meeting Document : WG-FSA-16/44 : Autor(es): S. Mormede, K. Large and S. Hanchet
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Line weights of constant mass (and sink rates) for Spanish-rig Patagonian toothfish longline vessels
kg weights at 40 m intervals on longlines to minimise interactions with seabirds. The weights are ... collections of rocks enclosed in netting bags. The netting bags abrade on the seabed, rocks are lost and ... use of torpedo-shaped steel weights. Steel weights are smaller, lighter for equivalent mass, more ... chartered Spanish-rig longline vessel to determine the statistical relationship in sink rates of longlines ...
Meeting Document : WG-FSA-07/15 : Autor(es): G. Robertson (Australia), C.A. Moreno, E. Gutiérrez (Chile), S.G. Candy (Australia), E.F. Melvin (USA) and J.P. Seco Pon (Argentina)
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An update on the ageing of Antarctic toothfish, Dissostichus mawsoni, from East Antarctica and the Amundsen Sea
, experienced readers at the Australian Antarctic Division (AAD) read a subset of 40 otoliths from the New ... Abstract: This paper presents an update on the ageing of Antarctic toothfish, Dissostichus ... against the New Zealand reference ages showing a high level of precision (all IAPE < 5%, CV < 7 ... %). Sister pairs of Antarctic toothfish otoliths were also prepared, one using the ‘bake and embed’ method ...
Meeting Document : WG-FSA-17/15 : Autor(es): G. Nowara, B. Farmer, T. Barnes, P. Ziegler and D. Welsford
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2010–11
location of fishing together with the catch of Dissostichus spp. and bycatch species by year for the period ... 1997–98 to 2010–11. During the 2010–11 fishing year most of the catch in Subarea 88.1 came from the ... slope SSRUs 88.1H and 88.1I, and SSRU 88.1K. About 63% of the catch limit in the north was taken from ... . Most catch from Subarea 88.2 was taken from SSRU 88.2E but over 100 t was taken from each of SSRU 88.2D ...
Meeting Document : WG-FSA-11/45 : Autor(es): M.L. Stevenson, S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)