Resultados de la búsqueda
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Diet of grey-headed albatrosses at the Diego Ramírez Islands, Chile: ecological implications
prey hard parts present in 103 chick regurgitates obtained during breeding seasons 2000, 2001 and 2002 ... . The squid Martialia hyadesi predominated in the diet samples in 2001 and 2002 (89% and 81% of ... reconstituted mass), but was absent from the 2000 samples. Reconstituted mean mass per sample in 2000 was ... significantly lower than in 2001 and 2002. Chick growth rate during 2000 was also the lowest recorded. This ...
Meeting Document : WG-FSA-04/12 : Autor(es): J. Arata (Chile), G. Robertson (Australia), J. Valencia (Chile), J.C. Xavier (UK) and C.A. Moreno (Chile)
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Proposed methodology for the assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (Division 58.4.3b)
Abstract: In 2006 the CCAMLR scientific committee noted several features of exploratory ... Dissostichus fisheries in the southern Indian Ocean (58.4) which gave cause for concern as to the status of the ... resource in this area, and the lack of a scientific basis for setting catch limits in these areas (SC-CAMLR ... XXV, paragraphs 4.184-4.192). In its management advice for this and other exploratory fisheries, the ...
Meeting Document : WG-SAM-07/8 : Autor(es): D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)
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Potential effects of UV-B on krill – experimental and genetic studies
Abstract: We irradiated captive juvenile Euphausia superba in the laboratory with lower than ... spring surface levels of ultraviolet-B, ultraviolet-A and photosynthetically active radiation, in order ... to examine their response in terms of mortality and generalised activity. Levels of ... animals in the dark survived. Addition of ultraviolet-B typical of depths up to 15 m were found to ...
Meeting Document : WG-EMM-99/24 : Autor(es): S. Newman, S. Jarman, S. Nicol, D. Ritz, H. Marchant, N. Elliot and A. McMinn (Australia)
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KRILL FISHERY REPORT: 2009 UPDATE
Abstract: Five Members (6 vessels) are fishing for krill in Area 48 in 2008/09, and have taken ... ). Most of this catch was taken in Subarea 48.2 (51316 t) with the remainder in Subarea 48.1 (31533 t ... ). The forecast total catch of krill for the current season falls in the range 109000-147000 t. This ... compares with 156521 t of krill reported in STATLANT data in 2007/08. Recent developments in the krill ...
Meeting Document : WG-EMM-09/06 : Autor(es): Secretariat
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Finfish research proposals for Subarea 48.6 and Divisions 58.5.2; 58.4.3a by Koryo Maru 11 for 2012/13
Abstract: South Africa has played an active part in CCAMLR since its establishment in 1982 and ... has contributed to the scientific rationale for ecosystem management in a large area of the Southern ... Marine Living Resources. The Koryo Maru 11 started with exploratory fishing in the CCAMLR Convention ... Area in 1996 and has completed a total of 47 trips to date. Regions fished include Statistical Subarea ...
Meeting Document : WG-SAM-12/21 : Autor(es): R. Ball (South Africa)
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Antarctic's pelagic ecosystem: how environmental change will affect Salpidae population structure
Abstract: Dynamic climate changes have become noticeable in recent decades, especially in the ... - Euphausia superba. Presumably as a result of climatic fluctuations, a decrease in the numbers of this ... crustacean has been recorded, followed by an increase in the population of the gelatinous zooplankter Salpa ... thompsoni. In the inquiry herein presented, population and morphometric analyses on Salpa thompsoni have ...
Meeting Document : WG-EMM-15/P08 : Autor(es): A.W. Słomska, A.A. Panasiuk-Chodnicka, M.I. Żmijewska and M.K. Mańko (Poland)
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A comparison of acoustic targets at South Georgia and the South Orkney Islands during a season of profound krill scarcity
Abstract: Dual frequency (38 and 120 kHz) acoustic surveys of shelf-break regions in the vicinity ... of Willis Islands, South Georgia and Coronation Island, South Orkneys, both in the Atlantic sector of ... the Southern Ocean, were carried out from RRS lames Clark Ross during January 1994. Difference in ... a new generic target strength (TS) relationship was derived. This relationship was used in ...
Meeting Document : WG-EMM-95/75 : Autor(es): Watkins, J.L., Brierley, A.S.
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CCAMLR Statistical Bulletin, Vol. 29 data files
Description / Abstract: The Statistical Bulletin ’s data files which are available in csv format ... by CCAMLR Members. Form 08B is used to report monthly fishery statistics on catch and effort in the ... Coordinating Working Party on Fisheries Statistics (http://www.fao.org/fishery/cwp/en) for use in global ... monthly STATLANT data (reported at the subarea-level) and the spatial distribution of catches reported in ... for all fisheries in CCAMLR’s Convention Area Catch histories for selected fishery target species ... ) Planimetric seabed areas by selected depth intervals in the Convention Area. *NEW in 2017* The catch ... Statistical Bulletin (see below). In addition, the boundary between Subareas 58.6 and 58.7 was revised in ... weight in metric tonnes. CCAMLR's reporting standards for catch and effort statistics support the ...
Document : Site Section: Data
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CCAMLR Statistical Bulletin, Vol. 31 data files
dimensions (year, month and reference data). The reference data (also included in the Statistical Bulletin ... Description / Abstract: The Statistical Bulletin ’s data files which are available in csv format ... by CCAMLR Members. Form 08B is used to report monthly fishery statistics on catch and effort in the ... Coordinating Working Party on Fisheries Statistics (http://www.fao.org/fishery/cwp/en) for use in global ... is published annually and contains: • Catch and effort statistics for all fisheries in CCAMLR’s ... depth intervals in the Convention Area. The catch history of krill (Euphausia superba) by month and ... small-scale management unit (SSMU) was added to the Statistical Bulletin in 2017 (see below). In ... addition, the boundary between Subareas 58.6 and 58.7 was revised in 2016 (CCAMLR-XXXV, paragraph 12.4 ...
Document : Site Section: Data
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Ciencia
that, following unsustainable harvesting of fish in the sub-Antarctic during the late 1960s and mid ... -1970s, the emergence of interest in the large-scale exploitation of Antarctic krill may have drastic ... ecosystem consequences. In 1975, the Antarctic Treaty Consultative Parties (ATCPs) noted the need to focus ... living resources. In response to a request from the ATCPs, the Scientific Committee on Antarctic Research ...
Page : Site Section: Science