Resultados de la búsqueda
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Results of the first winter longline survey to the northern Ross Sea region to investigate toothfish reproductive life history
Abstract: The first winter longline survey of Antarctic toothfish in the northern Ross Sea region ... was successfully completed during June and July 2016. A total of 55 longlines sets were completed in ... . Spawning and spent Antarctic toothfish were captured late in the survey on undersea features to the ... northwest of stratum 1. Gonad staging and gonadosomatic indices suggest that males in spawning condition may ...
Meeting Document : WG-FSA-16/37 : Autor(es): D. Stevens, D. Di Blasi and S. Parker
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Proposals on standardization of toothfish resource research
discussed in the context of discussion at the Scientific Committee and the CCAMLR Commission in 2018 ... regarding the longline survey methodology in Division 58.4.1. It is shown that the methodology of modern ... mandatory for all ships participating in the survey. At the same time, methodological aspects of the multi ... -year international research program implemented in Subdivision 58.4.1., such as the lack of ...
Meeting Document : WG-SAM-2019/34 : Autor(es): S. Kasatkina
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Book review: Fish and Fish Resources of the Antarctic
work by K.V. Shust (Doctor of Biological Sciences), published in 1998, remains fairly unknown beyond a ... fish species. Moreover its value is enhanced by the author having participated in many fisheries ... research expeditions in Antarctica. The introduction notes that until the 1960s Antarctic waters were still ... began regular, largescale multidisciplinary studies here in the early 1960s. Starting from the first ... , Russia antarctica@vniro.ru Published in Russian by: Russian Federal Research Institute of Fisheries ... I Brief essay of the Antarctic ichthyofauna Chapter I1 Fish distribution in Antarctic waters 1 ... resources Literature Cited This work by K.V. Shust (Doctor of Biological Sciences), published in 1998 ... having participated in many fisheries research expeditions in Antarctica. The introduction notes that ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 165–168 : Autor(es): Shust, K.V
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An initial analysis of the characteristics of Antarctic krill taken by the commercial fishery and Antarctic fur seals during the winters of 2002 and 2003 at South Georgia
the length-frequency distribution and frequency of occurrence of krill in the diet of Antarctic fur ... seals. There were significant differences in the mean size of krill taken by vessels/measured by ... overlap in the size composition of krill in the fishery and the diet of Antarctic fur seals. During the ... period of the winter when there was a reduction in the frequency of occurrence of krill in the diet of ...
Meeting Document : WG-EMM-04/62 : Autor(es): K. Reid, D.J. Agnew, N.L. Warren and E. Owen (United Kingdom)
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Beach debris survey – Main Bay, Bird Island, South Georgia 1996/97
revealed a total of 289 items, 60 % less than in the two previous years. Of the total number of items, 62 ... collection exceeded the winter. Nylon line, identical to that used in longline gear, accounted for 57 % of ... packaging bands being in force since 1994/95 their occurrence in debris surveys indicates their continued ... use. The reduction in man-made debris compared to the two previous years may reflect a reduction in ...
Meeting Document : CCAMLR-XVII/BG/7 : Autor(es): Delegation of the United Kingdom
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ANNUAL REPORT FROM SCAR TO CCAMLR
Biodiversity in the Antarctic (EBA) programme, SCAR-MarBIN, the Southern Ocean Continuous Plankton Recorder ... gather information on marine biodiversity in the Antarctic, and the CPR Survey continues to grow with ... was presented to the ATCM in Baltimore in April. The 10th SCAR International Biology Symposium was ... held in Sapporo from 26 to 31 July 2009, with the theme "Antarctic Biology in the 21st Century ...
Meeting Document : CCAMLR-XXVIII/BG/34 : Autor(es): Submitted by SCAR
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ANALYSIS OF ICE-FISH (CHAMPSOCEPHALUS GUNNARI) SPATIAL DISTRIBUTION FOR OPTIMIZATION OF THE BOTTOM TRAWL SURVEY SAMPLING
Abstract: The spatial distribution characteristics of ice-fish in the near-bottom layer are ... analyzed using the acoustic data obtained in the South Georgia area during the Russian bottom trawl surveys ... 2002. Acoustic and trawl density samples obtained in the near-bottom layer covered by trawl survey are ... horizontal and vertical fish distribution in the near-bottom layer of the survey area is shown. Influence of ...
Meeting Document : SG-ASAM-09/07 : Autor(es): S. Kasatkina (Russia)
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Fish as diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at Half-Moon Island, South Shetland Islands
Abstract: Thirty eight regurgitated casts collected in a colony at Half-moon Island, South ... Shetland Islands, during January and February 1993, were analyzed to determine the importance of fish in ... means of otoliths found in the casts. The size and weight of the fish were estimated from the otolith ... lengths, using equations derived from data on local populations. Fish remains were present in all casts ...
Meeting Document : WG-CEMP-94/32 : Autor(es): E.R. Barrera-Oro and R.J. Casaux (Argentina)
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Influence of krill availability on humpback whale breeding success
Abstract: The abundance of the Antarctic krill (Euphausia superba) has been declining in the ... in the sea surface temperature observed in the region. Thus, the performance (reproduction and ... survival) of the krill consumers may be compromised. In the present study, we investigated the reproductive ... success of humpback whales (Megaptera novaeangliae) from Breeding Stock G in relation to krill density ...
Meeting Document : WG-EMM-18/P15 : Autor(es): E. Seyboth, F. Félix, M.-A. Lea, L. Dalla Rosa, G. Watters, K. Reid and E. Secchi
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REPORT OF THE SECOND MEETING OF THE SEABIRD BYCATCH WORKING GROUP, HERMANUS, SOUTH AFRICA, 17-18 AUGUST 2008
Abstract: The Fouth Meeting of the ACAP’s Advisory Committee was held in Cape Town, South Africa ... methods to reduce seabird bycatch in trawl fisheries, and noted that the body of work investigating and ... documenting mitigation measures in trawl fisheries is significantly less advanced than for longline fisheries ... . Consequently, new developments in this field in recent years are few. Seabird interactions with trawl vessels ...
Meeting Document : WG-FSA-08/61 : Autor(es): ACAP Seabird Bycatch Working Group