Resultados de la búsqueda
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Fisheries research within the Ross Sea region Marine Protected Area
Abstract: The introduction of the Ross Sea region Marine Protected Area has elevated the need for ... research (including fisheries research) to inform the Research and Monitoring Plan and to evaluate the ... effectiveness of the Marine Protected Area. All research should be based on a robust experimental design, and in ... particular, fisheries research within the Ross Sea region should: meet a high standard of experimental design ...
Meeting Document : WG-SAM-2019/06 : Autor(es): S. Parker and A. Dunn
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Age, growth and size at sexual maturity of Macrourus carinatus from the CCAMLR fisheries in division 58.5.2
1993. The estimated range of ages was 4 – 25 years. von Bertalanffy growth parameters were calculated ... for both sexes combined, resulting in values of: L8 = 635 mm, K = 0.088 and t0 =-1.8. The size at ... operations in the Heard Island region in 2000. The size at which 50% of the fish population is mature, L50 ... was 417 mm total length and the size at which 50% of the fish population have spawned for the first ...
Meeting Document : WG-FSA-02/48 : Autor(es): E.M. van Wijk, R. Williams and A.J. Constable (Australia)
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Tests for anomalous years in the CCAMLR index series (draft)
Abstract: The properties of a method for detecting anomalous years in CCAMLR index series are ... obtained on the assumption that the series being considered consists of random values from a constant ... normal distribution. This idea is extended to situations (a) where the series values are still normally ... distributed, but contain a linear trend and autocorrelation, and (b) where the series values are from some ...
Meeting Document : WG-EMM-Stats-97/06 : Autor(es): MacKenzie, D., Manly, B.F.
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Continuation of multi-Member research on the Dissostichus eleginoides exploratory fishery in 2018/19 in Division 58.4.3a by France and Japan
Abstract: In Division 58.4.3a, since 2012, research fishing has been conducted in the research ... block by three vessels using longline: “Shinsei Maru No. 3” (Japan), “Saint André” (France) and ... “Mascareignes III” (France). The first Franco-Japanese exploratory longline fishery research plan for ... October 2017, the Scientific Committee agreed that the research plan is appropriate to achieve its ...
Meeting Document : WG-SAM-18/08 : Autor(es): Delegations of France and Japan
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Modelling egg and larval transport of Antarctic Toothfish (Dissostichus mawsoni) in the East Antarctic region: Plan
Abstract: Antarctic Toothfish (Dissostichus mawsoni) is one of the target species that CCAMLR ... sets catch limits in the Southern Ocean. Due to their broad distribution relating to their life cycle ... yet to be fully understood. Especially in early life stage, the process of successful egg/larval ... transport pattern from spawning ground to nursery ground is poorly known in the East Antarctic region. This ...
Meeting Document : WG-SAM-2019/20 : Autor(es): M. Mori, K. Mizobata, T. Okuda and T. Ichii
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Krill faecal pellets drive hidden pulses of particulate organic carbon in the marginal ice zone
Abstract: The biological carbon pump drives a flux of particulate organic carbon (POC) through ... the ocean and affects atmospheric levels of carbon dioxide. Short term, episodic flux events are hard ... estimates. We model the potential hidden flux of POC originating from Antarctic krill, whose swarming ... seasonal krill FP export flux of 0.039 GT C across the Southern Ocean marginal ice zone, corresponding to ...
Meeting Document : WG-EMM-2019/P01 : Autor(es): A. Belcher, S.A. Henson, C. Manno, S.L. Hill, A. Atkinson, S.E. Thorpe, P. Fretwell, L. Ireland and G.A. Tarling
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Interannual variability of polynya extent in the Antarctic Ocean
polynyas influence biological activity in the winter and spring season. However, there are no minute ... ), coastal polynya and open ocean polynya, in the Southern Ocean. Polynya accelerates oceanic and atmospheric ... processes by exposing the surface of ocean to the atmosphere. Additionally, we think that the coastal ... reports on the place, time and shape of the coastal polynyas. Accordingly, we pursued the transition of ...
Meeting Document : WG-EMM-01/34 : Autor(es): M. Naganobu and K. Segawa (Japan)
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Analysis of the diet of Champsocephalus gunnari in Subarea 48.3, Dr E. Holmberg survey, February 1995
empty stomachs (also at Shag Rocks), close to the values reported for years of krill scarcity. While no ... Abstract: About 1300 stomach contents of the icefish Champsocepha1us gunnari caught in the ... Subarea 48.3 in February 1995, were analyzed using the frequency of occurrence (%) method. Krill ... (Euphausia superba) (58%) and the amphipod hyperiid Themisto gaudichaudii (55%) occurred similarly at South ...
Meeting Document : WG-FSA-95/36 : Autor(es): Marschoff, E., Barrera-Oro, E., Casaux, R.
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The case for a Ross Sea marine reserve
a no-take MPA encompassing the shelf and slope. Scientific information presented to CCAMLR and the ... Abstract: The Ross Sea continental shelf and slope have a number of characteristics that make it ... an ideal candidate for a marine reserve, as evidenced by its inclusion in the list of 11 priority ... change reference area and refuge and its value for scientific research, the Ross Sea merits comprehensive ...
Meeting Document : CCAMLR-XXX/BG/23 : Autor(es): Submitted by ASOC
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Preliminary report on the South Sandwich Island research cruise by RRS Discovery (DY098) in January-February 2019
Abstract: This paper describes the structure and preliminary results of the research cruise to ... investigate the marine pelagic ecosystem around the South Sandwich Islands in the austral summer of 2019. The ... research cruise consisted of a large scale acoustic survey, following track lines established during the ... samples were taken along the track line at approximately 12 hours intervals (centred around midday and ...
Meeting Document : WG-EMM-2019/78 : Autor(es): S. Fielding, C. Manno, G. Stowasser, B. Apeland, D. Ashurst, A. Ariza, M. Baines, L. Cornwell, A.B. Hulbert, K.R. Jones-Williams, C. Lacey, E.G. Langan, E.D. McRae, F.A. Perry, S. Pinder, E.J. Rowlands, F. Saccomandi, C. Silverstri, M.E.S. Sørensen, A. Slomska, J. Jackson, E.J Murphy, M. Reichelt, S. Thorpe, P. Trathan and G. Tarling