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1. Spatial pattern of major by-catch fishes at Subarea 48.6 during 2012/13–2016/17

   Abstract:  This paper represents the by-catch analysis results of a multi-Member longline survey ... on Antarctic toothfish (Dissostichus mawsoni) at Subarea 48.6 by Japan and South Africa. The data set ... , C2 and scientific observer data, was provided by the CCAMLR Secretariat on the 3th August, 2018. In ... this paper, the C2 data from 2012/2013 to 2016/2017 fishing seasons was used for the analysis because ...

   Meeting Document : WG-FSA-18/70 : Autor(es): Delegations of Japan and South Africa

2. Update report on marine mammal interactions in Division 58.4.4

   Division 58.4.4 and killer whales have been observed to interact with the vessels until 2014. Interaction ... in 2012 and 2014, analyses show that 13 individuals have been interacting with the vessel. The three ... individuals observed in 2014 were observed again in 2018 on the west part of Crozet’s EEZ along with two other ... individuals including a young calf. This document provides an update of the interaction and depredation rates ...

   Meeting Document : WG-SAM-2019/01 : Autor(es): N. Gasco, P. Tixier, T. Okuda, C. Péron and F. Massiot-Granier

3. Updated biological parameters of Dissostichus mawsoni at Subarea 48.6

   Abstract:  To achieve the milestone “Updating biological parameters for the population, suitable ... , para 3.130), this paper represents the updated length-weight relationship, growth curve, ALK, and ... maturity ogives as biological parameters of Dissostichus mawsoni at Subarea 48.6 up to the 2017/18 fishing ... season collected from a collaborative research program among Japan, South Africa, and Spain. Due to the ...

   Meeting Document : WG-SAM-2019/36 : Autor(es): T. Okuda and R. Sarralde Vizuete

4. Research program on Dissostichus spp. in Divisions 58.4.1 and 58.4.2 from 2019/20 to 2021/22

   Abstract:  The Scientific Committee considered the assessment of Dissostichus spp. in data-poor ... fisheries to be of a high priority (SC-CAMLR-XXIX, paragraphs 3.125 to 3.145). The use of different gear ... types for the implementation of a multi-Member research on   Dissostichus spp.  in East Antarctica ... (Divisions 58.4.1 and 58.4.2) carried out in the seasons 2011/12- 2017/18  is a critical factor for their ...

   Meeting Document : WG-SAM-2019/19 : Autor(es): Delegation of the Russian Federation

5. Proposal for multi-Member research on Dissostichus spp. in Divisions 58.4.1 and 58.4.2 from 2019/20 to 2021/22

   Abstract:  The Scientific Committee considered the assessment of Dissostichus spp. in data-poor ... fisheries to be of a high priority (SC-CAMLR-XXIX, paragraphs 3.125 to 3.145). The use of different gear ... types for the implementation of a multi-Member research on   Dissostichus spp.  in East Antarctica ... (Divisions 58.4.1 and 58.4.2) carried out in the seasons 2011/12- 2017/18  is a critical factor for their ...

   Meeting Document : WG-FSA-2019/52 : Autor(es): Delegation of the Russian Federation

6. Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands, 2003/04

   Island, South Orkney Islands are reported for the 2003/2004 summer season. There were no sightings of ... Abstract:  The results of the eighth annual survey of entanglement of Antarctic fur seals at Signy ... undertaken at Bird Island, South Georgia in 2003/04. In the case of Bird Island, data indicated that the ... number of entangled fur seals had decreased by 31% compared to the previous year, this being the lowest ...

   Meeting Document : SC-CAMLR-XXIII/BG/12 : Autor(es): Delegation of the United Kingdom

7. Preliminary tag-recapture based population assessment of Antarctic toothfish in Subarea 48.4

   Abstract:  The stock of Antarctic toothfish (D. mawsoni) in CCAMLR subarea 48.4 is estimated from ... tagging returns to be 982 tonnes in 2018. Applying the CCAMLR agreed precautionary assumption of average ... biomass across the time series and harvest rate of γ = 0.038, implies a 2018/19 yield of 37 tonnes ... , unchanged from the 2017/18 catch limit. Historically, a precautionary approach has been applied in treating ...

   Meeting Document : WG-FSA-18/26 : Autor(es): T. Earl and A. Riley

8. Detection of predator dive patterns from stationary echosounder data

   Abstract:  Standard protocols for processing of echosounder data are geared towards the estimation ... of biomass indices of pelagic organisms. More transient visitors to the watercolumn however also give ... echoes, and the data provided by the echosounders may be used to assess the behaviour of these organisms ... , as well as their interactions with the pelagic residents. Using freely available software and neural ...

   Meeting Document : WG-EMM-2019/34 : Autor(es): T. Klevjer and G. Skaret

9. Estimates of local biomass with uncertainty for Antarctic (Dissostichus mawsoni) and Patagonian (D. eleginoides) toothfish in research blocks in Subareas 48.6 and 58.4

   estimated using a CPUE-by-seabed-area analogy method and Chapman tag-recapture methods following the advice ... of WG-SAM. The trend analysis decision rules developed by WG-FSA 17 were applied to provide catch ... limits for 2018/19. The only research blocks in which there were adequate recaptures were 486_2, 486_3 ... and 486_4. However, as the trend in all three of these research blocks was declining the revised catch ...

   Meeting Document : WG-FSA-18/12 : Autor(es): CCAMLR Secretariat

10. e-sc-iii-a8.pdf

    ... of this species because the catches are primarily of juveniles and there is little or no fishing on ... the 1976/77 and 1977/78 seasons came from this sub-area. In subsequent years, no large catches of ... ) probably, according to the BIOMASS group, from off Elephant Island) in 1979/80. No catches have been ... , but show no clear trend, though the figure for 1983/84 is reported to be low. 24. Size and age application/pdf attached to:WG-FSA-84

    Meeting Report : WG-FSA-84

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