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1. Using ecosystem monitoring data to detect impacts

   . Monitoring programs often focus on the average health or performance of individuals within indi- cator ... for such species (Butterworth and Thomson, 1995; Constable, 2001). The CCAMLR Ecosystem Monitoring Program ... availability of the primary prey species of the monitored predator (Reid and Croxall, 2001; Barlow et al ... (Constable, 2001, 2002), for example by triggering tactical adjustments to catch limits in relatively small ... using monitoring data with no control sites. These methods assess either (i) the expected probability of ... indication from the onset. Furthermore, simulation of all methods suggests that the total probability of ... error (false positives and false negatives combined) is lowest with fixed reference point methods. The ... probabilities of Type I and Type II error can be evaluated analytically for these methods, which facilitates ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Author(s): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda

2. Development of best practices for the collection of longline data to facilitate research and analysis to reduce by-catch: report of a workshop held at the International Fisheries Observer Conference

   of protected species. • Identify data not currently being gathered systematically that might facilitate ... of protected species. • Identify data not currently being gathered systematically that might facilitate ...

   Meeting Document : WG-FSA-05/45 : Author(s): K.S. Dietrich, K.S. Rivera, V. Cornish and T. Conant (USA)

3. Multinational large-scale krill synoptic survey in CCAMLR Area 48 in 2019 – survey plan and protocol for consideration by SG-ASAM 2018

   of the CCAMLR 2000 survey, that was undertaken in the year 2000. The basis for comparisons will ... , Korea, China and Chile), United Kingdom, Ukraine, Korea and China, and hopefully also other nations that ... consideration by SG-ASAM. Norway has volunteered to co-ordinate the survey with other members dedicating ... personnel to specific tasks. It is requested that members who has already made commitments on ship time ...

   Meeting Document : SG-ASAM-18/07 : Author(s): B.A. Krafft, O.A. Bergstad, T. Knutsen, G. Skaret and G. Macauley

4. Revised reports on abundance and biological information of toothfish in Division 58.4.4 a & b by Shinsei maru No. 3 in 2012/13 season

   . It seems that larger fish > 140 cm are more damaged than smaller ones, which is consistent with ... relatively higher in 2011 but showed no clear tendencies with the years in SSRU C. Fish in single-hooked and ... the results in 2011/12 season. The possible maximum tagging rate was calculated to be 30.1 fish per ... recaptured in the same SSRU. No set was affected by killer whales in both SSRUs. Author(s):  K. Taki, T ...

   Meeting Document : WG-FSA-13/34 : Author(s): K. Taki, T. Ichii, T. Iwami and M. Kiyota (Japan)

5. Changes in the diet of the South Georgia shag Phalacrocorax georgianus at the South Orkney Islands along four consecutive years

   fish populations, the comparison of our results with historical data may be indicating a recovery of G ... Trematomus newnesi. Harpagifer antarcticus, followed by L. nudifrons or T. newnesi, was the most numerous ... and L. nudifrons. In 1997 G. gibberifrons and N. coriiceps were the species that most contributed to ... also for the South Orkney Islands in previous studies. These differences could be due to the use of ...

   Meeting Document : WG-EMM-00/8 : Author(s): R. Casaux and A. Ramón (Argentina)

6. Report of the 1st and the 2nd stage of research fishing conducted by Russian Federation in SSRU 882A in 2010–2012 (this is a revision of WG-SAM-12/08)

   be recommended for exploratory fishing under CCAMLR regulations. Calculation results shows that ... Abstract:  In accordance with decision of CCAMLR Scientific Committee in 2010 and in 2011 years ... tagging. Obtained results shows that investigated area is potentially advantageous for fishing and could ... biomass of toothfish in SSRU 88.2 A in significant and makes up from 2611.3 to 3112.3 t, which allows the ...

   Meeting Document : WG-FSA-12/15 : Author(s): E.F. Kulish and I.I. Gordeev (Russia)

7. e-sc-i.pdf

   ... and 08B. These forms are already being sent to all countries known to be fishing in the Antarctic, who ... in duplicate, one copy being sent to FAO and one to the Commission. The blank forms, and requests ... to produce data as a baseline and for monitoring of sea bird populations. Special attention is being given ... and on indices of the health of the bird populations, such as breeding success and other criteria ... agreed that the Secretariat should consult with FAO so that the STATLANT forms should be circulated on ... . It would be required that the Group of Specialists provide the Secretariat with this review in due ... /2 REV I) with one change. Rule 17 was replaced by the following wording: ‘Decisions should be ... ). It was recommended that such a Questionnaire (Appendix 1) should be sent as soon as possible to all application/pdf attached to:SC-CAMLR-I

   Meeting Report : SC-CAMLR-I

8. The influence of environmental variables and mitigation measures on seabird catch rates in the Japanese tuna longline fishery within the Australian Fishing Zone, 1991–1995

   fishery. In the Australian Fishing Zone (AFZ) seabirds were most likely to be caught on longlines that ... to changes of the priority that fisheries observers placed on the collection of seabird data. The ... effective. The use of these observations in combination with the analyses suggested seabird bycatch rates ... may be lowered by the use of bird lines, bait throwing machines and thawed baits. However, appropriate ...

   Meeting Document : WG-FSA-98/32 : Author(s): N. Brothers, R. Gales and T. Reid (Australia)

9. Revised assessment models for Patagonian toothfish in research block 58.4.4b_1 (SSRU 58.4.4bC) for the years 1990–2014

   Group also requested that projections be presented to WG-FSA for this assessment that examine the ... in the revised OB_1b model were estimated to be 71 tonnes, which corresponded 43 % of that (163 ... to the 2008 tag data, along with the IUU selectivity modeled as a double normal function. The Working ... killer whales constantly occurs, the CCAMLR yield should be reduced to 22.5 tonnes. Author(s):  K. Taki ...

   Meeting Document : WG-FSA-15/23 : Author(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)

10. An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL

    result in the depletion rule being the binding part of the decision rule, rather than the escapement ... , from age 1 to 35 years with the last age class being a plus class. It is a single-area (i.e. single ... were grouped into five groups with the main group, Survey Group 1, comprising surveys from 2001, 2002 ... of their differences in design, timing and type of vessel being used – 1990, 1993, 1999 and 2003 (Survey Groups ... weighting were investigated using haul-level estimated effective sample sizes with, additionally ... data. A key uncertainty is the number of ages fully selected by the main survey series. With all the ... appropriate, since SLOF could not be removed to an acceptable degree. The issues concerning the effect of the ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Author(s): Candy, S.G and A.J. Constable

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