Resultados de la búsqueda
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Preliminary acoustic results from the New Zealand IPY-CAML survey of the Ross Sea region in February-March 2008
). The 50 day voyage on the research vessel Tangaroa involved an extensive survey of marine organisms ... and fish length was unusual, having an extremely high slope for fish less than 11 cm. Preliminary ... juvenile silverfish of 40–80 mm standard length. The other major source of acoustic backscatter on the Ross ... highest at 120 kHz), which is characteristic of species without an air-filled swimbladder. Acoustic target ...
Meeting Document : SG-ASAM-09/05 : Autor(es): R. O’Driscoll, G. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet (New Zealand)
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Update: Rapid unsupervised automated krill density estimation from fishing vessels (RAPID-KRILL)
-sea automated processing of acoustic data on fishing and research vessels. An update on the project ... progress is presented here, including an overview of the data processing methods. Author(s): S. Fielding ... : Content Approved Delegation responsibility for releasing documents: United Kingdom ...
Meeting Document : WG-EMM-18/11 : Autor(es): S. Fielding, A. Ariza, R. Blackwell, G. Skaret and X. Wang
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Measurement of capacity in CCAMLR exploratory fisheries in Subareas 88.1 and 88.2: Secretariat update 2015
as a function of the catch limit for an area indicates that for some management areas the notified ... Abstract: This paper presents an update of the metrics of capacity and capacity utilisation ... Subareas 88.1 and 88.2. The updated metrics show the same pattern as the metrics based on the data up 2013 ... and do not indicate an excess capacity in the fishery. A measure of potential daily fishing capacity ...
Meeting Document : WG-FSA-15/09 : Autor(es): CCAMLR Secretariat
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Population assessment of Patagonian toothfish in Subarea 48.4 – 2011 update
/12, but that a move-on rule to limit bycatch of D. mawsoni should apply. Some options for a move-on ... , as an alternative to the catch at length data that were the only such data available in 2010. The ... catch at age model generates a yield of 52 tonnes based on CCAMLR decision rules. In 2006 the northern ... , and for the purpose of the experimental work leading to a stock assessment. Data collected in the ...
Meeting Document : WG-FSA-11/38 : Autor(es): J. Roberts, R. Mitchell and R. Wakeford (United Kingdom)
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Albatross populations: status and threats
population monitoring the status (i.e. population trends) of two-thirds of the worlds ca. 150 albatross ... populations remain unknown. For those that are known, almost half are declining. The threats currently facing ... most serious threat facing albatrosses today. Twenty of the 24 species are known to be killed on ...
Meeting Document : SC-CAMLR-XV/BG/21 : Autor(es): Submitted by SCAR
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New Antarctic deep-sea weird leech (Hirudinida: Piscicolidae): morphological features and phylogenetic relationships
tubercles on the venter and dorsal segmental tubercles, an uncommon appearance of its anterior sucker with ... Sea at depths from 1,221 to 1,433 m, is described and compared with related taxa based on ... earlike edges and an inner membrane around the mouthpore, well-developed musculature and a unique ... attributed, in part, to temporary associations of A. shandikovi n. sp. with its fish hosts and a need for ...
Meeting Document : WG-FSA-18/P01 : Autor(es): A. Utevsky and S. Utevsky
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Numerical model of ecosystem including Euphausia superba Dana as a key species in circumpolar region
Abstract: On the processes to investigate a proper model for understanding the processes that ... integrated model with the above 5 items. This year, we have developed an OGCM and a one dimensional ecosystem ... govern the biochemical cycle in Antarctic Ocean, we made a research plan as follows: (1) to develop an ... applied to primary production in Antarctic Ocean (3) to develop an ecosystem model able to describe krill ...
Meeting Document : WG-Krill-94/26 : Autor(es): M.J. Kishi and M. Naganobu (Japan)
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Hydrographic conditions in the Elephant Island plateau region during December 1996
Abstract: Based on historic data as provided by the World Ocean Atlas 1994, the general climatic ... background for temperature, salinity and silicate is given for the area between the Fa1kland (Malvinas ... -operative analysis of data sampled throughout the years in the Elephant Island Plateau Region. With the new ...
Meeting Document : WG-EMM-97/06 : Autor(es): Stein, M.
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Beach litter survey Signy Island, South Orkney Islands, 1992/93
Abstract: A beach litter survey was carried out on Signy Island, South Orkney Islands during the ... and the total number of items recovered. For example, at Foca Cove, the total weight of debris ... same beach over the three years the numbers of polypropylene packaging bands fell by 93%. The results ... show a very encouraging decline in the incidence of marine debris. However, the reasons for the decline ...
Meeting Document : CCAMLR-XII/BG/07 : Autor(es): Delegation of United Kingdom
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Interannual variability of standardised index of krill abundance in Area 48 according to CCAMLR fishery statistics database
Abstract: Standardization of fishing effort on the basis of the generalized linear models with ... of fishery at the scale of Area 48, Subareas 48.1-48.3, SSMUs and years using CAMLR statistical ... performance of the fishery and attractiveness of any SSMU for fleet operation will determined by the fishable ... CAMLR statistical database cannot be used for quantitative understanding of the process of the actual ...
Meeting Document : WG-EMM-10/17 : Autor(es): P.S. Gasyukov and S.M. Kasatkina (Russia)