Resultados de la búsqueda
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Krill caught by predators and nets: differences between species and techniques
during February 1986 at South Georgia were compared to krill from scientific nets fished in the area at ... differences from krill taken by other predators and by nets. There were significant differences in the ... maturity/sex stage composition between nets and predators; in particular all predator species showed a ... consistent sex bias towards female krill. Similarities in the krill taken by macaroni (offshore feeding) and ...
Meeting Document : WG-EMM-96/09 : Autor(es): Hill, H.J., Reid, K., Trathan, P.N., Croxall, J.P.
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Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean, Antarctic
fishing season. D. eleginoides was mainly caught in the shallower bank <1000 m, while D. mawsoni was ... mainly caught in the deeper slope >1500 m. The separation of the two species by depths may be related ... in D. eleginoids, while the size structure was very similar among fishing seasons and showed the ... unimodal distribution in D. mawsoni. D. eleginoides showed resting stage in sexual maturity, while D ...
Meeting Document : WG-FSA-10/47 : Autor(es): K. Taki, M. Kiyota, T. Ichii and T. Iwami (Japan)
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Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean, Antarctic
fishing season. D. eleginoides was mainly caught in the shallower bank <1000 m, while D. mawsoni was ... mainly caught in the deeper slope >1500 m. The separation of the two species by depths may be related ... in D. eleginoids, while the size structure was very similar among fishing seasons and showed the ... unimodal distribution in D. mawsoni. D. eleginoides showed resting stage in sexual maturity, while D ...
Meeting Document : WG-SAM-10/16 : Autor(es): K. Taki, M. Kiyota, T. Ichii and T. Iwami (Japan)
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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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Contribución de Francia al trabajo de biorregionalización para el establecimiento de espacios marinos protegidos en el área de la CCRVMA
Abstract: In this document, France presents to CCAMLR the status of its thoughts and work to ... assist in the establishment of new Marine Protected Areas in its Exclusive Economic Zones at Kerguelen ... and Crozet as well as in the Dumont d’Urville area. Author(s): Delegation of France Title ... : Contribution by France to work on bioregionalisation aimed at establishing Marine Protected Areas in the CCAMLR ...
Meeting Document : SC-CAMLR-XXIX/13 : Autor(es): Delegation of France
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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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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