Search results

1. Research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: Update of stage 2 (2013/14 season) and preliminary results of stage 1 (2012/13 season) according to WG-SAM advice

   Abstract:  A revision of the research plan and preliminary results of the Spanish exploratory ... longline fishery for Dissostichus spp in Divisions 58.4.1 and 58.4.2, submitted to the XXXII-WG-SAM, taking ... into account the advice made by the Working Group, is presented. The Spanish vessel Tronio started the ... research plan in the 2012/13 season using the Spanish bottom longline system. One depletion experiments was ...

   Meeting Document : WG-FSA-13/15 : Author(s): R. Sarralde, L.J López Abellán and S. Barreiro (Spain)

2. Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in April–May 2003

   , for Heard Island Plateau (Division 58.5.2) was done, using the standard CCAMLR methods, based on the ... result of a randomly stratified trawl survey completed between 16 April and 10 May 2003. The 2003 ... 1999. A minor revision to the recruitment series resulted in a relatively small reduction in the ... preliminary estimate of sustainable long-term yield assessed using the standard method. The preliminary ...

   Meeting Document : WG-FSA-03/33 : Author(s): A.J. Constable, C.R. Davies, R. Williams and T. Lamb (Australia)

3. Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1998 winter and 1998/99 pup-rearing season

   Abstract:  Results of the survey of entanglements of Antarctic fur seals at Bird Island, South ... Georgia for the ninth consecutive winter (1998) and eleventh consecutive summer (1998/99) are reported ... here. The number of seals observed entangled in the winter (13) represented an 86 % increase on the ... 1997 winter total and an 87 % decrease on the highest previous total (1992). The proportion of animals ...

   Meeting Document : SC-CAMLR-XVIII/BG/05 : Author(s): Delegation of the United Kingdom

4. Developing research on Antarctic krill to facilitate the development and updating of feedback management procedures

   Abstract:  Antarctic krill fisheries have the potential to be in the top 10 fisheries of the world ... in terms of biomass production. The expansion of the fishery from current levels appears inevitable ... given the demand for protein and the efficiencies now being developed in the fishery.  CCAMLR is ... approach requires an appropriate level of understanding of (i) the structure, function and change of the ...

   Meeting Document : WG-EMM-13/12 : Author(s): E.J. Murphy, R.D. Cavanagh (United Kingdom), A. Constable (Australia), E.H. Hofmann (USA), S.L. Hill, N.M. Johnston, P.N. Trathan and J.L. Watkins (United Kingdom)

5. Bridging the krill divide: understanding cross-sector objectives for krill fishing and conservation

   Abstract:  In June 2014, the ICED programme, the British Antarctic Survey and WWF co-hosted a two ... day workshop entitled “Understanding the objectives for krill fishing and conservation in the Scotia ... Sea and Antarctic Peninsula region” which involved participants from the science, conservation, and ... fishing industry sectors.  The workshop used structured dialogue, led by an independent facilitator, to ...

   Meeting Document : SC-CAMLR-XXXIII/BG/34 : Author(s): United Kingdom, Norway, Chile, ASOC and ARK

6. An initial examination of using CPUE as a fishery performance index for the krill fishery

   Abstract:  Early analyses of CPUE in the krill fishery concluded that it was not a useful index of ... krill abundance. However, understanding the factors effecting the operation of the krill fishery and the ... management of the krill fishery. This analysis reviewed catch and effort data from the krill fishery for the ... used to produce a fishery-scale performance index. The vessels-specific mean CPUE (log catch (kg) per ...

   Meeting Document : WG-EMM-16/10 : Author(s): CCAMLR Secretariat

7. Advances are urgently needed in providing regular estimates of krill stock status based on the available data

   Abstract:  CCAMLR currently manages the krill fishery in subareas 48.1 to 48.4 using an arbitrary ... measure (the trigger level) which was established in 1991 and is “not related to the status of the krill ... stock”. At the same time, CCAMLR recognises that “advances are urgently needed” specifically because the ... trigger level is not related to the status of the stock. The establishing terms of reference for WG-EMM ...

   Meeting Document : WG-EMM-2019/28 : Author(s): S. Hill, J. Hinke, N. Ratcliffe, P. Trathan and G. Watters

8. Relationships between distribution of two euphausiid species and oceanographic characteristics in the Ross Sea (January–February 2000)

   the Ross Sea area. Activities included acoustic, fishery and physical measurements. More than 2370 ... nautical miles were acoustically sampled to determine the euphausiid biomass; during the echosurvey, every ... between the two species. Euphausia superba and Euphausia crystallorophias swarms were recognized, and ... average length estimated, by means of the three-frequency method, based on the fluid sphere model. Net ...

   Meeting Document : WG-EMM-02/38 : Author(s): A. Russo, M. Azzali, E. Biffi, G. Lanciani and E. Paschine (Italy)

9. Effects of recruitment variability and natural mortality on Generalised Yield Model projections and the CCAMLR Decision Rules for Antarctic krill

   Abstract:  AMLR krill sampling data was supplied to the Generalised Yield Model as the " ... ;vector of recruitments" input option to simulate the population dynamics of krill in the Antarctic ... Peninsula region (Subarea 48.1) under various assumptions. The annual proportions of krill less than 36 mm ... in length to the total captured in AMLR net samples in four sampling regions of the Antarctic ...

   Meeting Document : WG-EMM-12/26 : Author(s): D. Kinzey, G. Watters and C. Reiss (USA)

10. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2016/17

    Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs 88.2A–B ... ), using catch, catch-at-age, and tag-recapture data from 1998 to 2017 and including the results from the ... Ross Sea Shelf survey from 2012 to 2017. The model estimates of unfished biomass and current status ...

    Meeting Document : WG-FSA-17/37 Rev. 1 : Author(s): S. Mormede

Pages