Search results
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A summary of the commercial fishery for mackerel icefish Champsocephalus gunnari in Subarea 48.3 during the 1997/98 season
briefed before the short trip to South Georgia. It is unclear whether the poor catches by the FV Betanzos ... the short trip to South Georgia. It is unclear whether the poor catches by the FV Betanzos were due to a low ...
Meeting Document : WG-FSA-98/53 : Author(s): G. Parkes, A. King and C. Jones (United Kingdom)
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Coincidence between climate fluctuations and variability in the Antarctic krill (Euphausia superba) recruitment
in Drake Passage and krill recruitment variabiIlty. Years of high pressure gradients coincided ... with the years of good krill recruitment, and vice versa. Author(s): Sasai, Y., Kutsuwada, K., Naganobu ... and krill recruitment variabiIlty. Years of high pressure gradients coincided with the years of good krill ...
Meeting Document : WG-EMM-95/53 : Author(s): Sasai, Y., Kutsuwada, K., Naganobu, M.
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2015-2018
potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf ... and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and continental ...
Meeting Document : WG-SAM-15/21 : Author(s): Delegation of the Russian Federation
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Summary of the toothfish fishery and tagging program in the Ross Sea region (Subarea 88.1 and SSRUs 882A–B) through 2017/18
the 2018 season. Despite 2018 being the first year of implementation of the Ross Sea region Marine ... recaptured in 2018 was similar to that recaptured in previous years, with some fish recaptured after 14 years ... . Despite 2018 being the first year of implementation of the Ross Sea region Marine Protected Area, most ... was similar to that recaptured in previous years, with some fish recaptured after 14 years at liberty. ...
Meeting Document : WG-FSA-18/46 : Author(s): S. Mormede and S. Parker
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Results from the 2019 annual acoustic krill monitoring off the South Orkney Islands
for comparison with previous survey years and provide some context for the large scale survey estimate, we here ... surveys from 2011 to 2018. The distribution was similar to previous years with most krill along the shelf ... was the second lowest on record, indicating a less patchy krill distribution than a typical year. Author ... with previous survey years and provide some context for the large scale survey estimate, we here present ...
Meeting Document : WG-EMM-2019/69 : Author(s): G. Skaret, B.A. Krafft, G. Macaulay, T. Knutsen and O.A. Bergstad
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2010–11
Abstract: The exploratory fishery for Dissostichus spp. has now been operating for fifteen years ... in Subarea 88.1 and for ten years in Subarea 88.2. This report summarises the timing, depth, and 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 ...
Meeting Document : WG-FSA-11/45 : Author(s): M.L. Stevenson, S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)
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Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2018
combined) were also two to three times greater than those of last year. Catches of skates were similar ... area were close to the highest estimates for the past 10 years. For the managed by-catch species ... for L. squamifrons has been low for the past 4 years. The 2018 biomass estimates for each of the three Bathyraja spp ... . (skates) were the highest in the last 10 years. Length measurements and sex were taken for nearly 22 000 ...
Meeting Document : WG-FSA-18/55 : Author(s): G. Nowara, T. Lamb and P. Ziegler
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Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast
fisheries of the patagonian toothfish Dissostichus eleginoides related with the selectivity of the type and ... . The size frequency of the population collected with straight hooks No3 and 4 are not significatively ... different, being No 3 near 31 % more efficient than No 4. Different bait do not present significative ... as the number of the straight hook increases (for example from 4 to 3) or when they change from ...
Meeting Document : WG-FSA-91/11 : Author(s): C.A. Moreno (Chile)
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Inter-annual variability in krill density at South Georgia: 1997–2012
of krill was examined using a 15 year time series of acoustic observations undertaken in the Western Core ... one year were driving the mean krill density estimates for the WCB in that year. WCB krill density ... (µ, mean density for the area) showed several years of moderate to high values (µ > 30 gm ... -2) interspersed with years (1999-2000, 2004, 2009-2010) of very low density (µ < 30 gm-2). Author ...
Meeting Document : WG-EMM-13/14 : Author(s): S. Fielding, J.L Watkins, P. Trathan, P. Enderlein, C. Waluda, C. Goss, G. Stowasser, G. Tarling and E. Murphy (United Kingdom)
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Feasibility of trawl surveys to estimate abundance of juvenile toothfish in Subarea 88.1
over the last three years, 63% of the seabed area from 0–600 m depth was not fishable in January ... –February because of ice. Ice cover varied greatly between years, with the untrawlable area ranging from 31 ... % in 2002 to 89% in 2002. Less than 10% of the potential trawl survey area was fishable in all three years ... the last three years, 63% of the seabed area from 0–600 m depth was not fishable in January–February ...
Meeting Document : WG-FSA-SAM-04/07 : Author(s): Wood, B.A., ODriscoll, R.L., Hanchet, S.M.