Search results
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Insights from the study of the last intact neritic marine ecosystem
, after compiling information from 19 subregions, on how the exploited shelf ecosystems of the North ... be structured by predation. Analysis has shown, however, that some portions of the Ross Sea follow ... Southern Ocean and other portions of the World Ocean, remains at least for now, intact. If its whales ... , bottom-up structuring likely would prevail. Author(s): D. Ainley Title: Insights from the study of the ...
Meeting Document : WG-EMM-07/P3 : Author(s): D. Ainley
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Assessing the accuracy of penguin breeding abundance estimates at regional scales in Antarctica from existing count data: a review using Adélie penguins as a case study
Abstract: There is a large body of existing count data in the literature for penguins at their ... attempt to determine how the accuracy of regional scale abundance estimates derived from these data might ... accurate regional estimates of breeding populations, as derived from existing data, might be. Author(s): C ... . Southwell (Australia) Title: Assessing the accuracy of penguin breeding abundance estimates at regional ...
Meeting Document : WG-EMM-04/55 : Author(s): C. Southwell (Australia)
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Modifications to the Generalised Yield Model: updated input of recruitment time series data and annual fishing selectivity functions
series from survey data for each value of natural mortality used in the assessments, whenever it is ... altered over the range of uncertainty in M factored into the assessment process. Data from outputs from ... , endeavouring to predetermine the recruitment series with an average value of M is no longer necessary for ... : Modifications to the Generalised Yield Model: updated input of recruitment time series data and annual fishing ...
Meeting Document : WG-FSA-01/74 : Author(s): A.J. Constable (Australia)
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Standardised estimates of D. eleginoides catches per effort in Subarea 48.3 using information for 1985/86–1990/91 seasons
Abstract: A brief description of hawl-by-hawl data sets from Ukrainian commercial vessels fishing ... -100 cm, which exceeded modes for the latest years of fishery. Using the generalized additive model the ... approximately similar, while in 1996-99 it decreased sharply. It is shown that significance of such factors as a ... of D. eleginoides catches per effort in Subarea 48.3 using information for 1985/86–1990/91 seasons ...
Meeting Document : WG-FSA-00/33 : Author(s): P. Gasiukov (Russia) and V. Bibik (Ukraine)
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Comparison of age- and length-based harvest control rules for the South Georgia icefish (Champsocephalus gunnari) fishery
model dynamics and assuming perfect knowledge of the resource (initial numbers at age, maturity and ... initialise the length based harvest control rule, again assuming perfect knowledge of the resource. Total ... to test the performance of the length based method, with results suggesting that the two approaches ... (United Kingdom) Title: Comparison of age- and length-based harvest control rules for the South Georgia ...
Meeting Document : WG-SAM-10/12 : Author(s): C.T.T. Edwards, R.M. Hillary, R.E. Mitchell and D.J. Agnew (United Kingdom)
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Proposals for the governance and control of fishing vessels and fishing support vessels operating in the Southern Ocean
Abstract: There are a number of steps that CCAMLR and its members can take to improve the ... governance and control of fishing vessels in the Southern Ocean and thereby enhance safety, ecosystem-based ... -strengthening and obtaining IMO numbers for all vessels, reports on all vessel incidents, and notification of ... globally. Author(s): Submitted by ASOC Title: Proposals for the governance and control of fishing vessels ...
Meeting Document : CCAMLR-XXXII/BG/18 : Author(s): Submitted by ASOC
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Toward a System of Marine Protected Areas in the Southern Ocean
. To continue momentum, CCAMLR Members must realize the extent of the commitment they made in 2009, and ... again in 2011 (CM 91-04) toward establishing a representative system of MPAs in the Convention Area. To ... the Weddell Sea and the Antarctic Peninsula in 2018. Here ASOC provides an overview of these proposals ... ): Submitted by ASOC Title: Toward a System of Marine Protected Areas in the Southern Ocean Microsoft Word ...
Meeting Document : SC-CAMLR-XXXVI/BG/32 : Author(s): Submitted by ASOC
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Evaluation on the performance of echosounder on a fishing vessel using maximum seabed backscattering
Abstract: The performance of echo sounder system is critical for using acoustic data collected ... calibration. The largest inter-annual difference of the mean value of the maximum seabed backscattering (S v ... frequencies. Author(s): X. Wang, X. Yu and X. Zhao Title: Evaluation on the performance of echosounder on a ...
Meeting Document : SG-ASAM-18/06 : Author(s): X. Wang, X. Yu and X. Zhao
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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 ... 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 ... Title: Genetic analysis of skates (Amblyraja spp.) caught as by-catch around South Georgia and the ...
Meeting Document : WG-FSA-18/73 : Author(s): W.P. Goodall-Copestake, S. Perez-Espona, P. Hollyman and M. Belchier
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Morphometrics, maturity and movement of the Antarctic skates Amblyraja georgiana and Bathyraja eatonii in the Ross Sea
sexes combined. It is probable that large females are larger and heavier than males of the same size ... length at 50% maturity of male and female B. eatonii could not be accurately determined, but may be ... , given the short time span of the programme, and the confounding effect of spatial variation in fishing ... and N.W. McL. Smith (New Zealand) Title: Morphometrics, maturity and movement of the Antarctic skates ...
Meeting Document : WG-FSA-02/42 : Author(s): M.P. Francis and N.W. McL. Smith (New Zealand)