Résultats de la recherche
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Diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region, Antarctica
Abstract: The diet of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region was ... . Overall, the diet of sub-adult toothfish was similar to that of adult toothfish, with a dominance of ... greater variety of smaller prey than adults, including smaller fishes (such as Trematomus sp., dragonfish ... , mainly Bathydraco spp.), and large decapod prawns (Nematocarcinus). By weight and index of relative ...
Meeting Document : WG-FSA-12/52 : Auteur(s): D.W. Stevens, M.R. Dunn, M.H. Pinkerton and J.S. Forman (New Zealand)
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Note on relationship between the Antarctic krill and annual variation of ice edge during 1979 to 1992
Abstract: During 1979 to 1991, relationship between the size of Antarctic krill and the extent of ... the sea ice in the sea area around the South Shetland Islands are described. Mean size of krill near ... . This implies that strong recruitment of small size krill had occurred just after the season with the ... strong ice extent. Interannual fluctuations of the ice extent are known to relate with the strength of ...
Meeting Document : WG-KRILL-93/26 : Auteur(s): M. Naganobu and S. Kawaguchi (Japan)
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On the catchability of bottom trawl in relation to icefish (C. gunnari)
Abstract: Analysis of Russia HAK-4M trawl catchabilities has been made in the paper. This trawl ... have been used when icefish bottom surveying. An analysis of total catchability and a differential one ... (that is catchability in relation to fish of different length) has been realized by models of ... probability statistical theory for fishing trawls. Influence of trawling speed, trawl configuration and ...
Meeting Document : WG-FSA-SAM-04/11 : Auteur(s): Kasatkina, S.M., Ivanova, V.F.
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2009/10
Subarea 88.1 and for 9 years in Subarea 88.2. This report summarises the timing, depth, and location of ... fishing together with the catch of Dissostichus spp and bycatch species by year for the period 1997–98 to ... 2009–10. During the 2009–10 fishing year most of the catch in Subarea 88.1 came from the slope SSRUs ... considerably over time in each of the fisheries showing no trend in the main fisheries in Subarea 88.1 and SSRU ...
Meeting Document : WG-FSA-10/23 : Auteur(s): S.M. Hanchet, M.L. Stevenson and A. Dunn (New Zealand)
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Nine years of tag-recapture in CCAMLR Statistical Subarea 48.3 – Part II: Spatial movement and analysis
Abstract: This paper presents an analysis of data gained from nine years of tagging of Patagonian ... procedure, Patagonian toothfish biology, growth and local movement of Patagonian toothfish in 48.3 ... . The characterisation of tag recapture data from Subarea 48.3 shows that the tagging programme is ... indication of spatial areas of biological interest, such as potential spawning and nursery grounds. Author(s ...
Meeting Document : WG-FSA-14/49 : Auteur(s): M. Soeffker, C. Darby and R.D. Scott (United Kingdom)
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KRILLBASE: a circumpolar database of Antarctic krill and salp numerical densities, 1926–2016
backdrop of rapid regional climate change, requires information on distribution and time trends. Many data ... on the abundance of both taxa have been obtained from net sampling surveys since 1926, but much of ... accessible we have collated available abundance data (numerical density, no.m−2) of postlarval E. superba and ... provide a temporal-spatial data resource to support a variety of research such as biogeochemistry ...
Meeting Document : WG-EMM-17/P03 : Auteur(s): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, R. Anadon, S. Chiba, K.L. Daly, R. Downie, S. Fielding, P. Fretwell, L. Gerrish, G.W. Hosie, M.J. Jessopp, S. Kawaguchi, B.A. Krafft, V. Loeb, J. Nishikawa, H.J. Peat, C.S. Reiss, R.M. Ross, L.B. Quetin, K. Schmidt, D.K. Steinberg, R.C. Subramaniam, G.A. Tarling and P. Ward
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Glider-based estimates of Antarctic krill in Bransfield Strait, and the West shelf off Livingston Island, Antarctica
Research), equipped with a suite of oceanographic sensors (CTD, fluorometers, and oxygen) and a three ... biomass assessments of Antarctic krill (Euphausia superba) in the Bransfield Strait and the west shelf of ... (AMLR) Program at several temporal and spatial scales to explore the feasibility of using gliders to ... from 350 glider profiles was 25.0 g m-2, compared with the mean biomass density of 28 g m-2 collected ...
Meeting Document : WG-EMM-2019/13 : Auteur(s): C. Reiss, A. Cossio, G. Cutter, J. Walsh and G. Watters
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CASAL model evaluation incorporating the calculation of harvest rate for D. eleginoides at Division 58.4.4b
Abstract: In order to achieve the milestone “1.5 Update CASAL model” of the ongoing research plan ... an exploration of the impact of Age Length Keys (ALK), CPUE standardization, and different scenarios ... of IUU on the CASAL assessment, especially B0 estimation. Furthermore, we estimated the harvest rate ... built to assess the stock of D. eleginoides at the research block 1 of Division 58.4.4b. The base model ...
Meeting Document : WG-FSA-2019/62 : Auteur(s): T. Okuda and F. Massiot-Granier
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PRESENCE OF IUU VESSEL IN SPANISH PORT
Abstract: Director-General of Fisheries Resources and Aquaculture Subsecretaría General del Mar ... to: His Excellency, Ambassador of Spain in Australia DG.Marc- European Commission, Brussels Subject ... : Presence of IUU vessel in Spanish port S/REF: N/REF: 413/MM () Date: 21 October 2010 Dear Executive ... , and arrived in Vigo with no cargo on board. In view of the fact that the vessel is configured as a ...
Meeting Document : CCAMLR-XXIX/BG/38 : Auteur(s): Delegation of Spain
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Experience with seabird by-catch limits in a trial of longline fishing in the Macquarie Island toothfish fishery
trial of longline fishing in the Macquarie Island toothfish (Dissostichus spp.) fishery, which lies just ... discharge, night setting only, use of integrated weight longlines (CCAMLR standard); paired streamer lines ... of species with a different limit for each group. The groupings reflected the varying conservation ... status of the seabird populations breeding on and foraging around Macquarie Island, and the vulnerability ...
Meeting Document : WG-FSA-07/19 : Auteur(s): T. Hewitt and I. Hay (Australia)