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1. Uncertainty in green weight estimates from Norwegian krill fishing vessels

   an issue raised repeatedly within CCAMLR for a number of years, resulting in a modification to the C1 ... krill fishery for Euphausia superba in the Antarctic. These vessels have in recent years contributed to ... form implemented for the fleet in 2012. There are at present three Norwegian vessels operating in the ... therefore be important contributions to an estimate of total uncertainty in catch weight. Here, we present ...

   Meeting Document : WG-EMM-13/41 : Autor(es): G. Skaret and T. Knutsen (Norway)

2. The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model

   Paper Title:  The sensitivity of multiple output statistics to input parameters in a krill ... strategic frameworks for assessing uncertainty in ecosystem dynamics models. Such models have been used ... within CCAMLR to evaluate options for managing the Antarctic krill fishery in the Scotia Sea and southern ... plausible alternative hypotheses in data-poor situations. Apparent sensitivity is a function of both input ... nominally beginning in 2007 and par- titioned into 20 years of fishing, using a can- didate catch allocation ... option and a specified allowable catch, followed by 20 years without fishing (SC-CAMLR, 2007a; Watters ... , but more specific than, that of Watters et al. (2013), who assumed that overall krill density in ... shorter than a year) 2 There are, in fact, 29 arguments for the main function. Eleven of these are ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Autor(es): Hill, S.L. and J. Matthews

3. Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3

   Article II is proposed: the primary objective is to prevent the expected lowest biomass of krill over a 20 ... , this increase may be suspended or reversed in any year depending on how many of the previous three year ... reductions may prove necessary during the 20 year period considered. Simulation tests, including one ... Abstract:  An operational management procedure for krill in sub-Areas 48.1 + 48.2 + 4 48.3 ...

   Meeting Document : SC-CAMLR-VIII/BG/17 : Autor(es): Delegation of South Africa

4. Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2002 winter and 2002/03 breeding season

   years, most individuals observed entangled in debris were juveniles (88% of winter and 81% of summer ... reported here. The overall number of entanglements showed a decrease from last year of 55% in winter and 67 ... %. Severe injuries accounted for 33% of entanglements over winter and 25% during the summer. As in previous ... observations), the reasons for this are discussed. Of the entanglements where the animal could be sexed, males ...

   Meeting Document : SC-CAMLR-XXII/BG/11 : Autor(es): Delegation of the United Kingdom

5. Australia: Relevant references for the Patagonian toothfish (Dissostichus eleginoides) stock assessment in Division 58.5.2

   (Dissostichus mawsoni) in the Ross Sea for the years 1997-98 to 2012-13. Document WG-FSA-13/51. CCAMLR Hobart ... (Dissostichus mawsoni) in the Ross Sea for the years 1997-98 to 2014-15. Document WG-FSA-15/38. CCAMLR Hobart ... ., Welsford D., Ziegler P., McIvor J., Farmer B. and E. Woodcock (2018) Spatio-temporal dynamics in maturation ... toothfish (Dissostichus eleginoides) stock assessment in Division 58.5.2 Agnew D., Moir Clark J., McCarthy ...

   Document : Site Section: Meetings

6. Fishery Report 2017: Exploratory fishery for Dissostichus eleginoides in Division 58.4.3a

   Description / Abstract:  Fishery Report 2017: Exploratory fishery for Dissostichus eleginoides in ... ) in each year are provided. Note: length-frequency distributions are only presented for those years ... been a major focus of attention in CCAMLR in recent years after the acknowledgement that commercial ... years in which the number of that species measured was more than 150 fish. These length-frequency ... . eleginoides caught in Division 58.4.3a ranged from 30 to 150 cm in length (Figure 1). A bimodal distribution ...

   Document : Site Section: Publications

7. Principles for evaluating data collection plans in data-poor exploratory fisheries

   in accordance with the principles set forth in Article II of the Convention. However, several times ... over the last five years the Scientific Committee has noted with concern the lack of progress in ... Commissions’ goals for new, exploratory and closed fisheries as well as satisfying the objectives in Article ... developing robust assessments of status of Dissostichus spp. in exploratory fisheries. Each additional year ...

   Meeting Document : WG-SAM-11/08 : Autor(es): P.E. Ziegler, D.C. Welsford and A.J. Constable (Australia)

8. Timing of clutch initiation in Pygoscelis penguins on the Antarctic Peninsula: towards an improved understanding of off-peak census correction factors

   Paper Title:  Timing of clutch initiation in Pygoscelis penguins on the Antarctic Peninsula ... . In this paper the authors present an analysis relating to both these challenges. Clutch initiation ... Petermann Island) in relation to potential drivers of clutch initiation (e.g. temperature, precipitation ... factor related to the timing of clutch initiation in all three of the penguin species examined (Adélie ... years, were not used in the exploratory data analysis. Lynch et al. 152 Table 1: Sources of ... Palmer Station staff.) 3 Data downloaded from www.antarctica.ac.uk/met/gjma/ 4 In order to avoid ... distribution was constructed using every other sample from the following 20 000 samples in the Monte Carlo ... chinstrap penguins. 0.4 0.6 0.8 1.0 Fr ac tio n of m ax im um c ou nt 0 5 10 15 20 25 30 Days ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 149–165 : Autor(es): Lynch, H.J., W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece

9. Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2003 winter and 2003/04 breeding season

   previous years, most individuals observed entangled in debris were juveniles (79% of winter and 55% of ... summer observations). Of the entanglements where the animal could be sexed, males made up the majority in ... Abstract:  In the fourteenth consecutive winter of the survey at Bird Island, South Georgia, the ... classified as severe (71%). In contrast the sixteenth consecutive summer of reporting saw a decrease of 45 ...

   Meeting Document : SC-CAMLR-XXIII/BG/14 : Autor(es): Delegation of the United Kingdom

10. Status of the krill stock around Elephant Island in 1991/92 and 1992/93

    Paper Title:  Status of the krill stock around Elephant Island in 1991/92 and 1992/93 Abstract ... / Description:  Krill stock composition and distribution patterns in the vicinity of Elephant Island during the ... austral summers of 1991/92 and 1992/93 are described and compared with information from previous years ... appears to be a recurring and predictable aspect of the krill stocks in the Antarctic Peninsula region ... Southern Ocean. Routine meso-scale surveys have been conducted in this area in recent years to assess ... -south transects between 60" and 62"s and 53" and 57"30'W ('Elephant Island box'). In 1993 additional ... of juveniles and krill lengths <30 mm in 1992 (Figures 4 and 7) resulted from successful spawning ... . Loeb and Siege1 (Dlink/Dmax) *l00 Variable 1---10---20---30---40---50---60---70---80---90---~00 ST ...

    Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Autor(es): Loeb, V. and V. Siegel

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