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Commission pour la conservation de la faune et la flore marines de l'Antarctique

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  1. Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program

    new value after either 10 or 20 years to have value = 2.0. The variance of the distribution with ... included in the data over years. populations along with features of the physical environment. One of the ... tasks of the CCAMLR With regard to (i), the approach so far has been to attempt a 'human integration ... the status of the predators, their prey and the environment. With regard to (ii) a method is ...

    Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Auteur(s): de la Mare, W.K. and A.J. Constable

  2. Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)

    characteristics of these data and limitations, such as cloud cover and high solar zenith angle, are discussed with ... biogeochemical models for the Southern Ocean is presented, with a focus on those models that have been validated ... , diatom and krill dominated, with higher marine mammal and seabird abundance, compared to the waters ... oceanic reservoir. The Southern Ocean (here mostly defined as south of 50°S) is a vast province with ... and limitations, such as cloud cover and high solar zenith angle, are discussed with regard to their ... biogeochemical models for the Southern Ocean is presented, with a focus on those models that have been validated ...

    Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Auteur(s): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear

  3. Estimates of circumpolar abundance of Antarctic krill based on recent acoustic density measurements

    and total precautionary limits are still likely to rise as a result of new surveys because the method ... target strength which has effectively underestimated the krill biomass by a factor of three, so the new ... precautionary limits are still likely to rise as a result of new surveys because the method used to calculate ... effectively underestimated the krill biomass by a factor of three, so the new survey of the South Atlantic in ... combination with knowledge of the overall range of krill to produce some estimates of total krill biomass ... uses recent regional estimates of krill density together with historical information on overall krill ...

    Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 87–99 : Auteur(s): Nicol, S., A.J. Constable and T. Pauly

  4. Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias

    to adjust one-off population counts for availability bias Abstract / Description:  New methods are ... point one week after the peak in egg laying, consistent with Standard Method A3 of the CCAMLR Ecosystem ... Sciences Simon Fraser University 8888 University Drive Burnaby, BC V5A 1S6 Canada Abstract New ... reference point one week after the peak in egg laying, consistent with Standard Method A3 of the CCAMLR ... adjust counts of penguins at their breeding sites with date- or stage-specific factors is related to ... may be biased estimators of the breed- ing population and hence have low comparability with counts at ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Auteur(s): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery

  5. Antarctic krill and ecosystem management – from Seattle to Siena

    to be consistent with the objectives of the CAMLR Convention, particularly its Article II. Emphasis ... (2002 – this volume), with the three papers documenting developments during CCAMLR’s first 20 years of ... with the objectives of the CAMLR Convention, particularly its Article II. Emphasis is given to the ... . This paper complements those of Constable (2002 – this volume) and Everson (2002 – this volume), with ... for Antarctic krill (Euphausia superba) has existed since the early 1970s, with catches peaking at ... ) represented a new, and as yet unprecedented, challenge for CCAMLR. In particular, the application of MSY ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Auteur(s): Miller, D.G.M

  6. Commercial krill fisheries in the Antarctic, 1973 to 1988

    (April to August). Trends in the fishery with respect to independent estimates of krill abundance and ... :  STATLANT data reported to the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ... fishery with respect to independent estimates of krill abundance and minke whale (Balaenoptera ... demand for protein from the sea combined with increasingly restricted access to historical fishing ... contain information on catch with respect to year, month, major gear type, vessel type and geographical ... (with a minor reduction of 28 891 tonnes, from 477 023 tonnes to 448 132 tonnes, between 1979/80 and ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 229–281 : Auteur(s): Miller, D.G.M.

  7. Analysis of results from demersal fish surveys at South Georgia, undertaken by the United Kingdom and the USSR, January and February 1990

    hauls interspersed with a few large catches. The small number of large catches cause a disproportionate ... FRANCIS, R.I.C.C. 1984. An Adaptive strategy for stratified random trawl surveys. New Zealand Journal of ... interspersed with a few large catches. The small number of large catches cause a disproportionate increase in ... draft agenda had been circulated in advance of the workshop and this was agreed with minor ... . DESCRIPTION OF SURVEYS Both surveys had been undertaken in accordance with the design submitted by Dr ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 223–254 : Auteur(s): (Report of a Joint UK/USSR Workshop, 23 to 27 July 1990)

  8. An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (CCAMLR Division 58.4.3b) based on fine-scale catch and effort data

    result, coupled with high estimated levels of illegal, unreported and unregulated (IUU) fishing, and ... inconsistencies are noted between historical data and those submitted in the 2006/07 season, with Patagonian ... -catch catch and effort. Further research, particularly research surveys, would greatly assist with ... , Australian and New Zealand Antarctic Research Expedition, 1929–1931. 57 An assessment of the exploratory ... very similar to previous seasons, indicating the discovery of a new ground with high densities of D ... would cata- strophically decline with any recovery dependant on processes such as arrival of new ... seasons. This result, coupled with high estimated levels of illegal, unreported and unregulated (IUU ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 55–78 : Auteur(s): McKinlay, J.P., D.C. Welsford, A.J. Constable and G.B. Nowara

  9. Prey monitoring surveys: a discussion of the characteristics necessary in prey surveys

    with the total prey available as a significant amount, perhaps even all of the prey may be beyond ... these are listed in Table 1 along with comments regarding the implied requirements for prey surveys ... ) and breeding success, are therefore not suitable for comparison for interpretative purposes with ... ) 'Guarding' is the period when at least one adult of the pair is in attendance with the chicks. 'Creche' is ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 377-391 : Auteur(s): Everson, I.

  10. Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 to 1996

    with features described by Stammerjohn and Smith (1996) for ice cover in the Bellingshausen Sea ... 6 km 2 /month. This index may be used in conjunction with studies of variability in biological ... years. It is anticipated that the annual index may be easily updated with new data, facilitate ... years is apparent and is consistent with features described by Stammerjohn and Smith (1996) for ice ... index of sea-ice cover in units of 10h km2/month. This index may be used in conjunction with studies ... readily available data, thus allowing updates to the index t ime series as new data become available ...

    Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 65–73 : Auteur(s): Hewitt, R

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E-mail: ccamlr [at] ccamlr [dot] org
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