Resultados de la búsqueda
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Fish by-catch in the krill fishery: 2016 update
Chaenodraco wilsoni the most frequently reported in both datasets. The estimated total annual mass of fish by ... modal size class of <10 cm. The fish species taken as by-catch in the krill fishery are the same ... species (and size classes) as those reported in the diet of ‘krill-dependent’ predators. There is evidence ... of both an increase in the data quality from the observer scheme, as reflected in the reduced ...
Meeting Document : WG-FSA-16/04 : Autor(es): CCAMLR Secretariat
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–G for the years 2002–03 to 2010–11
assessment model of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 covering SSRUs 88.2C, D, E, F ... , and G (SSRUs 88.2C–G). For modelling purpose, we split the region into two fisheries: south of 70.2° S ... fish are caught and most of the effort has been concentrated. For our reference case we used a selected ... at 544 t, slightly lower than the combined current catch limits for the region of 575 t. We examined ...
Meeting Document : WG-FSA-11/43 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Gap analysis: comparing CCAMLR’s port state measures with those in the FAO Agreement on Port State Measures to Prevent, Deter and Eliminate Illegal, Unreported and Unregulated Fishing
; they are not effective enough in deterring the activities of IUU operators; and they do not establish ... engaged in other fisheries. It is important that CCAMLR aligns its measures with those of the PSMA and ... encourages its members to expeditiously sign and ratify the agreement, in order to address difficulties of ... Abstract: ASOC is submitting for the consideration of the Commission and of the Standing ...
Meeting Document : CCAMLR-XXIX/BG/25 : Autor(es): ASOC Observer
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Report on Dissostichus mawsoni exploratory fishery research in East Antarctica (Divisions 58.4.1 and 58.4.2) between the 2011/12 and 2017/18 fishing seasons
provides a summary of responses to the recommendations with references to the associated outputs in this ... statistics at the scale of the research block (Figure 1) and the distribution of tags recaptured in research ... block 5841_2 in 2017/18 (Figure 2) Progress toward the case-control estimation of effective tagging ... the toothfish exploratory fishery in Divisions 58.4.1 and 58.4.2 between 2011/12 and 2017/18. Table 1 ...
Meeting Document : WG-FSA-18/58 Rev. 1 : Autor(es): P. Yates and P. Ziegler
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The US commercial krill fishery in Area 48: development, fishing patterns, and decision making
decision making processes involved in harvesting krill by the U.S. fishery. Because the Captain of the Top ... north of South Georgia; in 2001, all fishing was conducted off the South Shetland Islands and Bransfield ... Strait. In 2002, fishing operations were carried out off the Antarctic Peninsula, west of Elephant Island ... concentrations of krill were found in Bransfield Strait in 2001 while fishing inside the ice edge. The success of ...
Meeting Document : WG-EMM-02/18 : Autor(es): C.D. Jones and M. Hull (USA)
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An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2 using CASAL
is consistent with the problems discussed of the potential bias of a single-area model in trying to ... included in the assessment of D. eleginoides in Division 58.5.2 until the spatial structure of the mark ... -recapture program can be incorporated appropriately in the assessment. The assessment of long-term annual ... eleginoides in Division 58.5.2. However, as expected, the assessment will be sensitive to the inclusion of ...
Meeting Document : WG-FSA-06/64 : Autor(es): A. Constable, S. Candy, T. Lamb and I. Ball (Australia)
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Draft proposal for multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22
years. In this document we propose draft research objectives and an approach to review the locations of ... blocks of this research plan for WG-FSA-18. In addition, the current genetics work (Maschette et al. 2018 ... ) will provide information on the stock structure of Antarctic toothfish in East Antarctica in relation ... to the identification of vulnerable marine ecosystem (VME) indicator species (Maschette et al. 2017 ...
Meeting Document : WG-SAM-18/17 : Autor(es): Delegations of Australia, France, Japan, Republic of Korea and Spain
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Pursuit and polynyas in the Ross Sea, Antarctica
influence biological activity. We pursued daily transition of polynyas in the Ross Sea, Antarctica from 1978 ... polynya existed in the inner area of the Ross Sea in November of the each year. The shape of the polynya ... changed remarkably in several days. The polynyas have the range of approximately 500 km from the bottom to ... the entrance of the Ross Sea. The polynyas usually open to the northern oceanic water late in December ...
Meeting Document : WG-EMM-98/31 : Autor(es): M. Naganobu, T. Tanaka, Y. Okada, N. Kimura and S. Matsumura (Japan)
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Skate tagging in the Heard Island and McDonald Island (Division 58.5.2) toothfish fishery up to 2013
biology of these species. In the 13 years, over 12,000 skates have been tagged, with 112 recaptures, a ... icefish (Champsocephalus gunnari) in the Australian Fishing Zone surrounding Heard Island and McDonald ... bycatches. A tagging program has operated in these fisheries since 2001 to learn more about the movement and ... recapture rate of less than one percent. The average distance between release and recapture for each of the ...
Meeting Document : WG-FSA-13/22 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
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Notes for identifying the three macrourid species, M. holotrachys, M. whitsoni and M. carinatus in CCAMLR Subarea 48.3
the identification of three macrourid species caught as bycatch in the fishery for Patagonian ... 5.2 whilst M.carinatus has a head ratio of greater than 5.2. There was some overlap in the ranges of ... toothfish, Dissostichus eleginoides, in Sub-Area 48.3. Scaling under the snout was used to separate ... scaled). The relative positioning of the second dorsal fin and the anal fin can also be used to ...
Meeting Document : WG-FSA-02/29 : Autor(es): S.A. Morley, M. Belchier, M.G. Purves, T. Mulvey and J. Dickson (United Kingdom)