Resultados de la búsqueda
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Status and trends of Adelie penguin populations in the Ross Sea region
earlier counts. Populations at nearly all rookeries have increased in size over the last 10–20 years ...
Meeting Document : WG-CEMP-92/23 : Autor(es): R.H. Taylor, P.R. Wilson and B.W. Thomas (New Zealand)
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Rajid by-catch in the longline fishery for toothfish in Subarea 48.3
Rocks and South Georgia, achieved average catch rates of over 1 ray/thousand hooks, and 20-30 rays ...
Meeting Document : WG-FSA-99/40 : Autor(es): D.J. Agnew, J. Taylor and I. Everson (United Kingdom)
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Abundance of larvae and assessment of recruitment size of Carlsberg lantern fish (Electrona carlsbergi Tåning, 1932) - (family myctophidae) in Southwest Atlantic in 1989
crest between 38°30’- 45°S. and 15°- 20°W. Larvae were collected with BONGO and JUDAY nets in oblique ... recruitment biomass (fish aged up to 1 year) in this species for the area of 87750 square miles studied. The ... abundance of larvae in this area was 4.3 x 10 ind., while the biomass of one year old fish obtained was ...
Meeting Document : WG-FSA-95/07 : Autor(es): Nevisnky, M.M.
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Genetic identification of fish caught as by-catch in the Antarctic krill fishery and comparison with observer records
by observers (5 families; 8 species) was considerably lower than with DNA barcoding (7 families; 20 ... and comparison with observer records Microsoft Word File: emm-18-30.docx Approval: Approved ...
Meeting Document : WG-EMM-18/30 : Autor(es): A. Polanowski, J. Clark, D. Maschette, D. Welsford and B. Deagle
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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 ... efforts by years and research blocks do not allow obtaining scientific-based data for understanding the ... -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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Diets of sympatrically breeding Adélie, gentoo and chinstrap penguins from Admiralty Bay, South Shetland Islands, Antarctica, 1981 to 2000
during chick rearing over the 20-year period from 1981 to 2000. All three penguin species were largely ... among the three species in the years of high versus low food loads. Adélie and chinstrap penguin adults ... years of the study, suggesting food availability may have declined significantly between the earlier ...
Meeting Document : WG-EMM-03/29 : Autor(es): W.Z. Trivelpiece (USA), K. Salwicka (Poland) and S.G. Trivelpiece (USA)
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Diet of two icefish species from the South Shetland Islands and Elephant Island, Champsocephalus gunnari and Chaenocephalus aceratus 2001–2003
2001 to 2003. C. gunnari fed almost exclusively on krill (Euphausia superba) in all years. The ... 30 cm fed on krill and mysids, while larger animals relied primarily on fish. Author(s): H. Flores ...
Meeting Document : WG-FSA-03/61 : Autor(es): H. Flores, K.-H. Kock, S. Wilhelms (Germany) and C.D. Jones (USA)
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Unhappy feet: the reduction of Adélie and chinstrap penguin populations in the West Antarctic Peninsula/Scotia Sea
chinstrap penguin populations have declined more than 50% during the last 30 years at study colonies in the ...
Meeting Document : CCAMLR-XXX/BG/21 : Autor(es): Submitted by ASOC
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TARGET STRENGTH STUDIES ON ANTARCTIC SILVERFISH (PLEURAGRAMMA ANTARCTICUM) IN THE ROSS SEA
over-all backscatter of 30% (Sun et al. 1985), others that TS measurements on living fish ex situ would ... fish and for all the fish together of each class. We then used a general linear modelling approach to ...
Meeting Document : SG-ASAM-09/10 : Autor(es): M. Azzali, I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi (Italy)
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Proposal for an extension to the mark-recapture experiment to estimate toothfish population size in the South of Subarea 48.4
20% of sets were undertaken during daylight hours and no bird entanglements or mortalities were ... mark‐recapture experiment in the South of Subarea 48.4 in 2010/11 with a reduced TAC of 30 tonnes ... Abstract: A three‐year tagging study in the South of Subarea 48.4 was initiated in the 2008/09 ...
Meeting Document : WG-FSA-10/40 : Autor(es): J. Roberts and D. Agnew (UK)