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Temporal changes in sighting density indices of baleen whales in CCAMLR Subareas 48.1 and 48.2 based on three circumpolar sighting surveys
. CPI, CPII and CPIII data in Subarea 48.1 corresponded to years 1982/83, 1989/90 and 1993/94+1999/00 ... , respectively while that in Subarea 48.2 those corresponded to years 1981/82, 1986/87 and 1997/98, respectively ... are consistent with abundance estimates trend in humpback and Antarctic minke whales. Two issues are ...
Meeting Document : WG-EMM-16/26 : Автор(ы): L.A. Pastene and T. Hakamada
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Report on fish by-catch during exploratory fishing activities in Division 58.4.3a (Elan Bank) between 2008 and 2018
%, autolines ratio was up to 70% in some years. Hence, bycatch number and biomass increased strongly the years ... with high skate CPUE led to a very high cumulated number of skates caught in 58.4.3a. While most skates ...
Meeting Document : WG-FSA-2019/56 : Автор(ы): C. Péron, C. Chazeau, N. Gasco and F. Massiot-Granier
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REVISED ASSESSMENT OF TOOTHFISH STOCKS IN DIVISIONS 58.4.1, 58.4.2
number of consecutive years with the tagging of toothfish a prerequisite for the legal fishery. This ...
Meeting Document : WG-FSA-08/43 : Автор(ы): D.J. Agnew, C. Edwards, R. Hillary, R. Mitchell (UK) and L.J. López Abellán (Spain)
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Report on the survey in Subarea 48.2 in 2015–2017
Abstract: The three years of survey and observations of Dissostichus spp. in statistical Subarea ... 48.2 on board the Ukrainian vessel SIMEIZ. Survey was conducted in accordance with the recommendations ...
Meeting Document : WG-FSA-17/43 : Автор(ы): Delegation of Ukraine
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Updated assessment of Patagonian toothfish (Dissostichus eleginoides) in the vicinity of Crozet Islands (Subarea 58.6)
recent ones (Sinègre & Duhamel, 2016) with an updating of input data from the more recent years (up ...
Meeting Document : WG-FSA-17/59 : Автор(ы): R. Sinegre, G. Duhamel and J.B. Lecomte
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Trophic study of Ross Sea Antarctic toothfish (Dissostichus mawsoni) using carbon and nitrogen stable isotopes
glacialis (Gg, n=3), Kondakovia longimana (Kl, n=20), Psychroteuthis glacialis (Pg, n=20) and the Colossal ... squid, Mesonychoteuthis hamiltoni (Mh, n=7); and 3 benthic octopods: Octopodid sp. 1 (Oct-1, n=3 ... feeders. Large variations in d13C for each species (around 3 ‰ for each species) indicated a variation in ... source of carbon within individual species. Species with enriched d13C may be feeding further north in ...
Meeting Document : WG-EMM-08/27 : Автор(ы): S.J. Bury, M.H. Pinkerton, D.R. Thompson, S. Hanchet, J. Brown and I. Vorster (New Zealand)
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SUMMER SURVEY OF FUR SEALS AT PRINCE EDWARD ISLAND, SOUTHERN INDIAN OCEAN
11.4% per year from 2001. With an estimated 810 pups, the Antarctic fur seal is still in the rapid ... intrinsic rate of natural increase has declined to –0.3% per year over the last seven years, compared to the ... colony among Subantarctic fur seals north of Boggel Beach remained small, with increased numbers of ... seals also had increased, with several new breeding colonies along the east coast and one at Kent Crater ...
Meeting Document : WG-EMM-10/P15 : Автор(ы): M.N. Bester, P.G. Ryan and J. Visagie
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Some characteristics of krill transport in the Scotia Sea based on the Russian survey data
be accompanied with krill biomass transport across the boundaries of the SSMUs. Our estimates of ... krill flux out SSMU during fishing season appeared incomparable neither with the historical annual catch ... within SSMU, nor with the total catch from the Scotia Sea for any fishing season during the latest 20 ... years. It is shown that total krill biomass of 3.392 mln.t. transported by water mass out three SSMUs is ...
Meeting Document : WG-EMM-05/41 : Автор(ы): S.M. Kasatkina, V.N. Shnar and O.V. Berezhinsky (Russia)
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Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994
Georgia, in parallel with the virtual absence of mysids and Thysanoessa spp.. Krill was available for fish ... in common levels, equivalent to those of previous years (e.g. 1985, 1992). However, high proportions ... the coefficient Q (%) showed a greater importance of T. gaudichaudii with respect to krill. It is ... summer season; a fact that might be related with a significant change in surface temperature observed ...
Meeting Document : WG-FSA-94/27 : Автор(ы): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)
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Preliminary biomass estimation of Antarctic krill based on the swarm-based method for CCAMLR Division 58.4.1 in 2018/19 using data obtained by Japanese survey vessel Kaiyo-maru
Kaiyo-maru. The point estimate was comparable with the estimate in 1996 by BROKE (4.83 million ton with ... BROKE) and (3) areal coverages were different primary because of difference of positions of sea ice edge ... than size of swarm set in the Echoview template used in this analysis. Comparison with B 0 estimated by ...
Meeting Document : SG-ASAM-2019/02 : Автор(ы): K. Abe, R. Matsukura, N. Yamamoto, K. Amakasu and H. Murase
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