Search results
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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 : Author(s): 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 : Author(s): A. Terauds, R. Gales, G.B. Baker and R. Alderman (Australia)
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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 : Author(s): M. Pinkerton
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Mercury concentrations of five species of Antarctic fish collected from CCAMLR Subareas 88.1 and 88.2
dewitti) and blue antimora (Antimora rostrata) were at low levels, similar to that of D. mawsoni. Mercury ... slightly lower than the permissible level of 0.5 mg/kg-1 set by the New Zealand Food Safety Authority ... (NZFSA). In contrast, mean levels of mercury for D. mawsoni were 0.10 mg/kg-1 in the 1998 samples and ... 0.16 mg/kg-1 in the 2006 samples, both of which are well below the permissible level. Mercury levels ...
Meeting Document : WG-FSA-07/24 : Author(s): S.M. Hanchet, D.M. Tracey, A. Dunn, P.L. Horn and N. Smith (New Zealand)
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Exploratory longline fishing around the Kerguelen Islands (Division 58.5.1). Description of the fishing effort; catchability and target size of Dissostichus eleginoides
. Bottom longlines are generally used at depths of 400 to 600 m. The mainline (1 to 2 miles long) carries ... fishing over the western shelf break of the Kerguelen shelf (Division 58.5.1). Scientific monitoring of ... fishing carried out by one of these longliners has allowed a description of fishing methods to be made ... by trawlers. The vessel is equipped with an automatic longline baiter which has an efficiency of ...
Meeting Document : WG-FSA-92/31 Rev. 1 : Author(s): G. Duhamel (France)
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Major fishery events in Kerguelen Islands: Notothenia rossii, Champsocephalus gunnari, Dissostichus eleginoides – current distribution and status of stocks
-sea stocks have been naturally protected at the beginning of 1990. It maintained a high amount of ... Abstract: The large-scale trawl exploitation targeting virgin stocks of marbled notothenia ... fishing fleet of the fishing grounds in the early 1970’s. The fishery shifted to icefish (Champsocephalus ... banks resulted in the sharp decline in the catches of marbled notothenia. The creation of the French EEZ ...
Meeting Document : WS-MPA-11/P04 : Author(s): G. Duhamel, P, Pruvost, M. Bertignac, N. Gasco and M. Hautecoeur
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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 : Author(s): Zh.A. Frolkina, S.M. Kasatkina and N.N. Zhigalova (Russia)
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An evaluation of reduced target strength estimates reported for krill (Euphausia superba)
between their target strengths and those of other investigators at 120 kHz. These target strength ... on the same experiment and report new calculations of the target strength of krill (Euphausia superba ... ) that propose questioning previous measurements of krill target strength and estimates of abundance ... assumptions made in calculating target strength. Whether the results of these papers are valid is critically ...
Meeting Document : WG-KRILL-90/13 : Author(s): M.C. Macaulay (USA)
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The annual random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2012
Abstract: The annual random stratified trawl survey at HIMI was completed in March to May of 2012 ... Ridge, Plateau Southeast and Plateau West, and in a repeat of the hauls in Ground B. Catches in this ... high as the long term average (2006-2011). The catches of Dissostichus eleginoides for 2012 were twice ... those of 2011 and about one and a half times higher than the long-term average. Champsocephalus gunnari ...
Meeting Document : WG-FSA-12/25 : Author(s): G.B. Nowara and T. Lamb (Australia)
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TIMING OF CLUTCH INITIATION IN PYGOSCELIS PENGUINS ON THE ANTARCTIC PENINSULA: TOWARDS AN IMPROVED UNDERSTANDING OF OFF-PEAK CENSUS CORRECTION FACTORS
that preclude nest censuses being conducted at the peak of egg laying as established by the CCAMLR ... Ecosystem Monitoring Program (CEMP) (Scientific Committee for the Conservation of Antarctic Marine Living ... knowing 1) how the census is timed relative to the peak of egg laying and 2) how nest numbers change ... through the breeding cycle. In this paper we present an analysis relating to both of these two challenges ...
Meeting Document : WG-EMM-PSW-08/15 : Author(s): H.J. Lynch, W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece (USA)