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1. CCAMLR-IWC Export Group Report: Primary Productivity and Phytopalnkton

   SeaWiFS and MODIS sensors that have been providing data for the last ten years. The characteristics of ... phytoplankton blooms is presented for the major provinces surrounding Antarctica. Some of the published ... information regarding phytoplankton species composition and succession is summarized. Finally, a review of ... ecosystem and biogeochemical models for the Southern Ocean is presented, with a focus on those models that ...

   Meeting Document : CCAMLR-IWC-WS-08/13 : Autor(es): Matear, R., Mongin, M., Lovenduski, N., Strutton, P.

2. Demography and population trends of the Atlantic yellow-nosed albatross

   two study colonies on Gough Island and Tristan da Cunha for 20 years. Annual variation in the number ... breeders on Gough Island has declined more rapidly, and significantly, at an annual rate of 2.3 ... survival from fledging to age 5 has averaged 31 ± 8%. Apparent adult survival on Tristan da Cunha averaged ... both study populations have trended downward at around 1.2% per year. The number of established ...

   Meeting Document : WG-FSA-03/37 : Autor(es): R. Cuthbert (United Kingdom), P.G. Ryan, J. Cooper (South Africa) and G. Hilton (United Kingdom)

3. Aggregation patterns of pelagic predators and their principal prey, Antarctic krill, near South Georgia

   differences in foraging strategies. Published in Journal of Animal Ecology (1993) 62, 000-000 Author(s):  R.R ... is an explicit consideration of the separation in space between swarms of krill and aggregations of ...

   Meeting Document : WG-CEMP-93/13 : Autor(es): R.R. Veit (USA), E.D. Silverman (USA) and I. Everson (United Kingdom)

4. A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2014–15

   three years. The strong mode of smaller (90–120 cm TL) toothfish present in the Slope fishery from 2010 ... distributed across the three SSRUs (73% in 88.1H, 22% in 88.1K and 5% in 88.1I). As in recent years, the ... fishery were stable in the North up until 2014, then showed a decrease in mode, particularly for males (to ... similar to that in the early period of the fishery – the reason for this is unclear. There has been a ...

   Meeting Document : WG-FSA-15/36 : Autor(es): K. Large, S.M. Hanchet and S. Mormede (New Zealand)

5. Investigation of the sensitivity of the Ross Sea toothfish assessment to withholding subsets of the available data

   model outputs of withholding from a stock assessment between one and eight years of age frequency and/or ... very sensitive to changes in years of tag release and recapture data available to the model. For ... the effect of not updating an assessment every year, and also the evolution of stock assessments with ... CCAMLR areas using integrated statistical catch-at-age stock assessment models. These models were ...

   Meeting Document : WG-SAM-11/17 : Autor(es): S. Mormede (New Zealand)

6. Modifications to the Generalised Yield Model in 2004, version GYM501E.EXE

   recruitment age and greater. This calculation needed to be made general to allow for many years younger than ... fish at the nominated ‘recruitment age’ (age 4 for toothfish) in each year. The first year in the time ... . This was coded specifically for the case of surveys observing fish of ages one year younger than the ... of reviewing the methods for estimating the time series of recruitments of D. elegionoides for WG-FSA ...

   Meeting Document : WG-FSA-04/91 : Autor(es): A.J. Constable (Australia)

7. Unhappy feet: the reduction of Adélie and chinstrap penguin populations in the West Antarctic Peninsula/Scotia Sea

   chinstrap penguin populations have declined more than 50% during the last 30 years at study colonies in the ... Abstract:  New and alarming evidence has been published by Trivelpiece et al. recently about the ... for its revision. Author(s):  Submitted by ASOC Title:  Unhappy feet: the reduction of Adélie and ... Workflow Status:  Content Approved Document Release Consent:  Yes Delegation responsibility for releasing ...

   Meeting Document : CCAMLR-XXX/BG/21 : Autor(es): Submitted by ASOC

8. Catches of target species in the Convention Area

   reported to 30 20 September 2018,  are presented with dates of closures of fisheries implemented by the ... conducted in accordance with Conservation Measure 24-01. Monthly catch totals for 2017/18,   based on data ... Document Release Consent:  No Delegation responsibility for releasing documents:  CCAMLR Secretariat ...

   Meeting Document : SC-CAMLR-XXXVII/BG/01 Rev. 4 : Autor(es): CCAMLR Secretariat

9. Feasibility of lead-radium dating the otoliths of blackfin icefish (Chaenocephalus aceratus) and ocellated icefish (Chionodraco rastrospinosus)

   levels, led to age determinations that had a high margin of uncertainty; however, the findings led to an ... , but would provide the opportunity to make an age determination that does not reply on growth zone ... few years of growth) is possible for these species, provided there is enough sample mass and perhaps ... Abstract:  Application of lead-radium dating was attempted as a feasibility study for otoliths of ...

   Meeting Document : WG-FSA-10/17 : Autor(es): A.H. Andrews, M. La Mesa and J. Ashford (USA)

10. Zooplankton target strength: volumetric or areal dependence?

    acoustic backscattering on animal volume or area was tested by fitting regression lines for TS versus the ... ) nor this experiment directly accounted for animal orientations. Simulations using a Distorted Wave ... Born Approximation Model (Chu et al., 1993), indicated that animal behavior is an important factor in ... cylindrical radius). The theoretical models chosen for this comparison were two versions of a high-pass bent ...

    Meeting Document : WG-Krill-94/13 : Autor(es): D.A. Demer and L.V. Martin (USA)

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