Resultados de la búsqueda
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Summary of toothfish tagging suitability data from paired Spanish line – trotline sets
Abstract: Conservation Measure 41-01\Annex C requires participants in exploratory fisheries to ... suitability for tagging from research hauls in exploratory fisheries in Subarea 58.4 and 48.6. We summarized ...
Meeting Document : WG-FSA-12/49 : Autor(es): S. Parker and D. Fu (New Zealand)
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Using spatial population models to investigate the effects of a proposed Marine Protected Area on Antarctic toothfish in the Ross Sea region
specific ecosystem functions through spatial closures to extractive practices such as fisheries. Although ... they usually involve the displacement of fisheries, their design rarely takes into account the effect ...
Meeting Document : WG-FSA-15/42 : Autor(es): S. Mormede, A. Dunn, S.J. Parker and S.M. Hanchet (New Zealand)
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Report of the Workshop for the International Coordinated Survey in conjunction with CCAMLR-2000 Survey
krill density; near the east end of Elephant Island, mid-way between Elephant and King George Islands ... krill move closer to the shelf break as the season progresses. This apparent movement is complemented by ... a change in the demographic structure of the population. The smaller size modes disappear and krill ... measurement errors, then the consistency between the four other surveys suggests low variability in krill ...
Meeting Document : WG-EMM-01/68 : Autor(es): Delegations of Japan, Rep. of Korea, USA and Peru
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MULTIPLE INDICATORS SUGGEST A STRONG ECOSYSTEM ANOMALY AT SOUTH GEORGIA IN 2009
metrics for birds, seals and fish seems to be connected with the availability of Antarctic krill ... , surveys of krill and mackerel icefish, and monitoring of land-based predators. Each of these data sources ... warm water inflow were followed by reduced icefish catches, a paucity of krill in icefish and penguin ... diets and low krill biomass in the regularly surveyed “Western Core Box”. Consequently many of the ...
Meeting Document : WG-EMM-09/23 : Autor(es): S. Hill, M. Belchier, M. Collins, S. Fielding, E. Murphy, P. Trathan, H. Venables and C. Waluda (United Kingdom)
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Relationships between distribution of two euphausiid species and oceanographic characteristics in the Ross Sea (January–February 2000)
, devoted to study two krill species (Euphausia superba and Euphausia crystallorophias), was carried out in ... samples were considered the ground truth data, being compared to the acoustic estimates of krill species ... and size. Characteristics (dimensions, volume, weight, krill mean length) for each krill swarm were ... determined, and the krill average biomass per squared nautical miles was computed along the ship route track ...
Meeting Document : WG-EMM-02/38 : Autor(es): A. Russo, M. Azzali, E. Biffi, G. Lanciani and E. Paschine (Italy)
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Subarea 48.6
began in 2013 in data-poor fisheries. In the present report, the next three-season (2016-18) research ... stock assessment and robust stock/ fisheries management of Dissostichus spp. population(s) in data- poor ... exploratory fisheries. During the second three-season research, we will continue enhanced tagging program, and ...
Meeting Document : WG-FSA-15/16 Rev. 1 : Autor(es): Delegation of Japan
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Analysis of the diet of Champsocephalus gunnari in Subarea 48.3, Dr E. Holmberg survey, February 1995
Subarea 48.3 in February 1995, were analyzed using the frequency of occurrence (%) method. Krill ... %), followed in importance by the mysid Thysanoessa sp. (35%) and krill (24%). The picture around SG was found ... krill availability indicated by frequency of occurrence, but, on the other hand, high proportions of ... empty stomachs (also at Shag Rocks), close to the values reported for years of krill scarcity. While no ...
Meeting Document : WG-FSA-95/36 : Autor(es): Marschoff, E., Barrera-Oro, E., Casaux, R.
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Population subdivision and distribution of Euphausia superba in the region of the Antarctic Peninsula and adjacent waters in relation to fishery development
krill and the waters of two major circulation systems- those of the Weddell Sea and the Bellingshausen ... while the proportion of the Weddell Sea krill increases eastward, primarily in the Bransfield Strait but ... result from the fact that waters of each of the two major modifications carry out krill into the eastern ... part of the region at different times. Isaacs-Kidd trawl surveys yielded krill biomass values of 1233 ...
Meeting Document : SC-CAMLR-VIII/BG/21 : Autor(es): Delegation of USSR
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Conservation Measure Conservation Measure 43-02 (2003)
-03 so as to minimise the incidental mortality of seabirds in the course of fishing. Observers 6 ... . Each vessel participating in this fishery shall have at least one scientific observer appointed in ... accordance with the CCAMLR Scheme of International Scientific Observation, and where possible one additional ... scientific observer, on board throughout all fishing activities within the fishing period. Data: catch ...
Conservation Measure : 43-02 (2003)
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Conservation Measure Conservation Measure 43-03 (2003)
. Observers 6. Each vessel participating in this fishery shall have at least one scientific observer ... appointed in accordance with the CCAMLR Scheme of International Scientific Observation, and where possible ... one additional scientific observer, on board throughout all fishing activities within the fishing ... Scheme of International Scientific Observation. Research 10. Each vessel participating in this ...
Conservation Measure : 43-03 (2003)