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1. Fishery Report 2014: Champsocephalus gunnari South Georgia (Subarea 48.3)

   . Spawning takes place in shallow water, with eggs laid on the seafloor. Larvae are pelagic and may be ... shall cease fishing and shall be excluded from further participation in the fishery in that year ... were evident. In the southwest region T. gaudichaudii was the dominant diet item, with fish and T ... season is represented by the year in which that season ended, e.g. 2014 represents the 2013/14 CCAMLR ...

   Document : Site Section: Publications

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

   point one week after the peak in egg laying, consistent with Standard Method A3 of the CCAMLR Ecosystem ... penguins that left the breeding site prior to the reference point because their breeding attempt failed ... , breeding-age penguins that failed to return to the breeding site in that breeding season, nor pre-breeding ... penguins. The abundance of these components of the population can only be estimated through alternative ... made in accordance with CEMP Standard Method A6a (CCAMLR, 2004), which specifies that chick counts be ... , means that population counts cannot always be obtained at an optimal time of a breeding season for ... may be biased estimators of the breed- ing population and hence have low comparability with counts at ... 30–50 nest sites within the colonies. Ideally, cam- eras should be located at random locations with ...

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

3. Volume 16: CCAMLR. 2004. Statistical Bulletin, Vol. 16 (1994–2003). CCAMLR, Hobart, Australia.

   from June to August, and Q4 from September to November. This Sixteenth Volume of the Statistical ... November 2003. Note that some tables include catches of krill taken outside the Convention Area, for ... www.ccamlr.org). This Statistical Bulletin should be referenced as: CCAMLR. 2004. Statistical Bulletin ... the Bulletin should be addressed to: David Ramm Data Manager CCAMLR Secretariat PO Box 213 ...

   Document : Site Section: Publications

4. A RISK MANAGEMENT FRAMEWORK FOR AVOIDING SIGNIFICANT ADVERSE IMPACTS OF BOTTOM FISHING GEAR ON VULNERABLE MARINE ECOSYSTEMS

   with different types of gear, a risk management framework is proposed, similar to that which has been ... fishing effort. (4). Review. All of the above steps should be reviewed regularly to ensure that all ... Abstract:  CCAMLR adopted a new conservation measure in 2007 (CM 22-06) to ensure that significant ... and consequences of interactions of bottom fishing gear with VMEs and associated uncertainties from ...

   Meeting Document : WG-FSA-08/64 : Автор(ы): K. Martin-Smith (Australia)

5. Results of fish stock assessment survey, South Georgia, December 1987 – January 1988

   's. A survey to monitor these stocks was carried out from December 1987 to January 1988. It ... complements earlier surveys in the same area and showed that most of the stocks are continuing to decline ...

   Meeting Document : SC-CAMLR-VII/BG/23 : Автор(ы): United States of America

6. Fishery Report: Champsocephalus gunnari South Georgia (Subarea 48.3)

   dominated by two size classes, estimated to be at ages 2+ and 3+, with greater numbers of 2+ fish caught ... suitable for determining catch limits (Annex 4, paragraph 3.36), but recommended that the code be ... or migration. The survey was assumed to take place at t = 0, with an immediate post-survey catch of ... been taken, but it was included because there remained the potential that it could be caught before ...

   Document : Site Section: Publications

7. THE POWER OF ECOSYSTEM MONITORING

   power) to detect effects that trigger management action. 2. Using data from a long-term ecosystem ... monitoring programme of the predators of Antarctic krill Euphausia superba at South Georgia together with a ... % power after 20 years with the probability of a type I error (α) = 0.05). The power increased to >50 ... % when α was increased to 0.2 when the ability to detect change was greater with the predator response ...

   Meeting Document : WG-EMM-08/P11 : Автор(ы): K. Reid, J.P. Croxall and E.J. Murphy

8. Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach

   ommastrephids, is semelparous. It is proposed that the timing and catches of the fishery should be highly ... reliable data are from seabirds because comprehensive sampling can be carried out during the breeding ... 245,000 tonnes compared with an upper estimate of 550,000 tonnes if less reliable data are included. M ... . hyadesi spawns in winter/spring, probably has a two year life cycle and, in common with other ...

   Meeting Document : WG-FSA-96/20 : Автор(ы): Rodhouse, P.G.

9. Observations of fishing operations on a krill trawler and distributional behaviour of krill off Wilkes Land during the 1985/86 season

   of fished swarms ranged from 100 m to 10 km with different distributions occurring in different ... fishing areas. While catch per towing time reflects within-swarm density, catch per day was thought to be ... space may prove difficult due to problems of standardization when data from different vessels are to be ... grading has come to be adapted following that used for shrimps. White are more valuable than pink. 2.2 ... krill of Wilkes Land is better than that in the Scotia Sea (Table 2). For 'example, catches may be ... composition - 345 - seems to be a possible means of detecting yearly changes in krill biomass in that ... paired samples from 30 sets of measurements, it was concluded that krill were well mixed in the net and ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 335-368 : Автор(ы): Ichii, T.

10. An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island

    sizes of maturity and a weight-length relationship. The results show that characteristics of C. gunnari ... populations on the Heard Plateau are sufficiently different from those on Shell Bank for them to be managed ... separately. Precautionary catch limits calculated using the Generalised Yield Model (GYM) are found to be 180 ... , with a range of about two orders of magnitude. At South Georgia and Kerguelen it has been found that ... and recruitment estimates show that the same behaviour can be expected in the populations around ... in September 1993 and August 1997. Fish at stage 2 (developing) or later were considered to be ... these figures with the growth curve shows that the age at first spawning is three years. WEIGHT ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 79–101 : Автор(ы): de la Mare, W.K., R. Williams and A.J. Constable

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