Search results
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WG-FSA-96
Refinements to the General Yield Model for use at WG FSA 96 Constable, A.J. WG-FSA-96/47 Short report on trip ...
Meeting
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What do we know about fish stocks in the Southern Scotia region? A review and prospects for future research
of the 1960’s. Commercial exploitation, primarily on mackerel ice fish, Champsocephalus gunnari, and marbled ... of the 1990’s. Since the early 1990’s, most species appeared to have changed little in abundance, and followed ... primarily fluctuations in year-class strength and the environment. However, stocks of mackerel ice fish ... in the understanding of the early life history of many species. Future work should focus on filling in the gaps ...
Meeting Document : WG-FSA-00/14 : Author(s): K.-H. Kock (Germany) and C. Jones (USA)
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Fishery Report: Champsocephalus gunnari Heard Island (Division 58.5.2)
as the starting point for the projection. The 4+ age class is assumed to be lost later in 2010. An estimated ... in this fishery of 240 mm to protect juvenile fish (younger than 2.5 years) and that, if the proportion of fish ... ) the modal lengths will be dependent on the time of year in which the fishery was prosecuted ... Bank over recent years. Due to their low abundance observed in the current year, no assessment has ...
Document : Site Section: Publications
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data
and winter in SS and SO. Daily average trawling depth tended to be shallower during austral summer and early ... to shallower depths again in early spring. The average catch-per-unit-effort (CPUE) was highest during the day ... and early autumn, deepened gradually from autumn and reached maximum depth in winter in the Scotia Sea ... , shifting to shallower depths again in early spring. The average catch-per-unit-effort (CPUE) was highest ... trawling depth tended to be shallower during austral summer and early autumn, deepened gradually from ... in early spring. The average catch- per-unit-effort (CPUE) was highest during the day and lowest at night ... to colour again in early spring. This seasonal change corresponds to the daily change in average trawling ... and shallowest during evening twilight. (ii) Daily average trawl depth was shallow during summer and early ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Author(s): Taki, K., T. Hayashi and M. Naganobu
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Further development of the fishery plans
established by the Scientific Committee and Commission. In recent years, Plans have been drafted for the krill ... by the Scientific Committee and Commission. In recent years, Plans have been drafted for the krill fishery in Area ...
Meeting Document : WG-FSA-SAM-04/04 : Author(s): Secretariat
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Fishery Report 2017: Dissostichus eleginoides South Georgia (Subarea 48.3)
by the year in which that season ended, e.g. 2015 represents the 2014/15 CCAMLR fishing season (from ... (Dissostichus eleginoides) in Subarea 48.3 began in the 1980s and expanded rapidly during the early 1990s ... of hauls (N) and the number of fish measured (n) in each year are given at the top of each panel. Letters ... caught in 21 of the 72 hauls in the 2017 survey and were present in greatest numbers around the eastern ...
Document : Site Section: Publications
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Timing of clutch initiation in Pygoscelis penguins on the Antarctic Peninsula: towards an improved understanding of off-peak census correction factors
the first egg is laid, and the point at which the nest is officially deemed ‘active’) follows a normal dis ... of clutch initiation (Days after October 1) M od el p re di ct io n (D ay s af te r O ct ob er ... 1 ) r = 0.752 Mean date of clutch initiation (days after 1 October) 55 50 45 40 35 30 M od el p re di ... rates) have important implica- tions biologically, some of which have been dis- cussed here ... counts with non-standard timing. The challenge is, therefore, to correct ‘off-peak’ census counts to make ... them comparable with current standard methods. Census correction involves knowing (i) how the census is ... the peak of clutch initiation is presented and, along with a simple estimation of species-specific ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 149–165 : Author(s): Lynch, H.J., W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece
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CCAMLR MPAs and the global climate and biodiversity crisis
and D’Urville Sea-Mertz areas. Adopts Phase 1 of the WSMPA in 2019, and adopts Phase 2 no later than 2023 ... and D’Urville Sea-Mertz areas. Adopts Phase 1 of the WSMPA in 2019, and adopts Phase 2 no later than ...
Meeting Document : CCAMLR-38/BG/44 : Author(s): Submitted by ASOC
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Observation and comments on the scientific basis and draft RMP of the WSMPA Proposal
) has been discussed in the SC-CAMLR for 3 years. Some agreements has been reached in the SC-CAMLR ... discussed in the SC-CAMLR for 3 years. Some agreements has been reached in the SC-CAMLR, while substantial ...
Meeting Document : SC-CAMLR-38/BG/15 : Author(s): Delegation of the People’s Republic of China
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CCAMLR Statistical Bulletin, Vol. 30 data files
activity, calendar year and month. These data are derived from monthly STATLANT data (form 08B) validated ... statistics. AggregatedKrillCatch.csv – estimated total catch of krill (E. superba) by calendar year, month ... – Landings of toothfish (D. eleginoides and D. mawsoni) by calendar year, statistical area and Flag state ... - Exports and re-exports of toothfish (D. eleginoides and D. mawsoni) by calendar year, Flag state, export ... of toothfish (D. eleginoides and D. mawsoni) by calendar year since 2000. The geographic location ... of exported and imported product is used to assign export, re-export and import countries or entities ... . Landings and exports reported by some countries or entities may include data in respect ... , geographic area, fishing gear, fishing activity, calendar year and month. These data are derived from ...
Document : Site Section: Data