Resultados de la búsqueda
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Fishery Report 2017: Champsocephalus gunnari South Georgia (Subarea 48.3)
size of 30 cm in three years. Icefish inhabit the shelf all around South Georgia and also at Shag ... . 2015 represents the 2014/15 CCAMLR fishing season (from 1 December 2014 to 30 November 2015 ... with a minimum mesh size of 90 mm. In recent years, the catch limit for this fishery has been between ... . gunnari biomass (see WG-FSA-SAM-04/20). In 2017, there were no new estimates of standing stock available ...
Document : Site Section: Publications
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Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region
(years) 0 5 10 15 20 25 30 0 ... 5 10 15 20 25 30 Age (years) 1.0 0.8 ... flatter curve than expected (95th percentile over 30 instead of 24 years). However, fixing the maturity ... moved by Antarctic toothfish (median of about 20 km after a year at liberty, see Parker et al., 2013 ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Autor(es): Mormede, S., A. Dunn, S. Hanchet and S. Parker
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Estimation of krill (Euphausia superba) mortality and production rate in the Antarctic Peninsula region
ratio of 0.88 to 0.94 for different years. The exchange rate of water masses and krill biomass within ... frequencies from whale stomachs and found high abundances of 20 to 30 mm juvenile krill. These size groups ... Antarctic Peninsula survey area for different years. 30 • PN87/88 29 oME89/90 28 z27 .E 26 25 ... during the last years several year-classes had been poor or almost missing, e.g. year-class 1983/84 as ... three year life span of krill. Their age group 1 (20 to 43 mm) included the two age groups 1+ and 2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 159–176 : Autor(es): Siegel, V.
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Statistical power to detect changes in growth rates of Antarctic fur seal pups
changes (between years) in pup growth rates, the loss of power associated with obtaining weight samples on ... ------- ------- Females ------- mean mean Date n weight (kg) s.d. n weight (kg) s.d. 1988: 2 Jan 30 9.91 1.60 20 8.78 ... :=,8=0.1 0:=,8=0.1 + + 15 20 25 CHANGE IN 30 35 40 GROWTH 45 50 RATE Figure 2: If the ... cx={3=.l cx={3=.05 t t ALL CURVES: 4 weighing dates 28-day intervals 50 pups/day 15 20 25 30 ... for each year and as weighted averages of both years. Growth Rate Standard Error (kg/d) of Growth ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 399–409 : Autor(es): Boveng, P., J.L. Bengtson and M.E. Goebel
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Background information to support development of a feedback management strategy for the krill fishery in Subarea 48.1
Abstract: Here we compile eight vignettes that, together, provide the background data and ... exhaustive, and other alternatives can certainly be developed. Together, all eight vignettes provide ...
Meeting Document : WG-EMM-16/45 : Autor(es): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries
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Informing the Scientific Committee about the revisions of the WSMPA proposal
and the EU has submitted a revised CM proposal to CCAMLR 2018. This document is based on similar ... documents submitted to WG SAM 2018 and the CCAMLR Workshop on Spatial Management (WS-SM-18). It intends to ... would fall under the remit of, or might be of interest to participants at SC-CAMLR 2018: Unifying the ... Area 48. The document also informs SC-CAMLR about the advice given by SAM 2018 and WS-SM-18 as regards ...
Meeting Document : SC-CAMLR-XXXVII/BG/14 Rev. 1 : Autor(es): Delegation of Germany
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2017/18
to March 2018. Surveys of beached marine debris at Bird Island recorded a total of 371 items during ... austral winter (April to September 2017) and 111 items during summer (October 2017 to March 2018 ... 2017 to 31 March 2018). Twenty-seven items of beached marine debris were recorded at Goudier Island ... (operational 16 November 2017 to 6 March 2018). Entanglements of seven Antarctic fur seals were observed at ...
Meeting Document : SC-CAMLR-XXXVII/BG/21 : Autor(es): C. Waluda
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CCAMLR-XVIII
, unregulated and unreported fishing in the Convention Area for the year to 30 June 1999 Delegation of Australia ... Commission for the Conservation of Antarctic Marine Living Resources CCAMLR-XVIII/20 Notification of France’s ... Convention Area 1998/99 Delegation of Ukraine CCAMLR-XVIII/BG/2 List of participants CCAMLR-XVIII/BG/20 New ... or arrangements CCAMLR Observer (Italy) CCAMLR-XVIII/BG/30 US plans for fishing for crab in Subarea ...
Meeting
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Sea Ice Biota: Trophic modelling of the Ross Sea
may be large enough (chains 10–30 m long) to serve as food for juvenile krill since ... development of a microalgal bloom of cells >20 um (Giesenhagen et al. 1999). Primary and bacterial production ... a factor of 20 and 12 respectively. Melting ice adds a number of substances to the water column: (1 ... restricted to the bottom 20 cm of ice (Fritsen & Sullivan 1997). By contract, in the Weddell and Scotia Seas ...
Document : Site Section: Publications
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Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Signy Island, South Orkney Islands, 2002/03
presence of the entangled seal at Signy, together with the considerable number of seals with neck collars ... that the number of entangled fur seals had decreased by 67% compared to the previous year, this being ...
Meeting Document : SC-CAMLR-XXII/BG/13 : Autor(es): Delegation of the United Kingdom