Search results
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Foraging trip duration in male and female macaroni penguins at Bouvetøya
-transmitters in the middle of the brooding period (chick age 12-18 days) and 17 females instrumented at the ... attendance periods in the colony where shorter (average 11.9 h) than those of males (average 21.4 h), and ... Abstract: The CEMP Standard Methods for monitoring foraging trip duration in Macaroni Penguins ... recommend using only males. However, males attend the chicks at the nest during most of the brooding period ...
Meeting Document : WG-EMM-98/28 : Author(s): F. Mehlum, K. Isaksen and V. Bakken (Norway)
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First increment validation of Patagonian toothfish (Dissostichus eleginoides) from Heard Island
represent annual events, no direct validation has been provided for the early growth of this species. In an ... attempt to determine the position of first increment formation daily increments in 7 sagittal otoliths ... the ventral side of the otolith section was 0.630mm. This is consistent with the measurements in ... one opaque and one translucent increment is formed each year on the sectioned face of sagittal ...
Meeting Document : WG-FSA-05/61 : Author(s): K. Krusic-Golub, C. Green and R. Williams (Australia)
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Marine Debris
CCAMLR as the general health of the environment affects the species covered by the Convention. In ... have been implemented to address the risk associated with entanglement of marine mammals in plastic ... packaging bands (used to secure bait boxes) and the injury to seabirds caused by the discharge of hooks in ... , has been produced in multiple languages. CCAMLR is a Member of the Global Partnership on Marine Litter ...
Page : Site Section: Science
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e-sc-xxxiii-a4.pdf
... calibrated echosounders to provide a means to establish the uncertainty in this method. 2.29 Dr X. Wang ... so that mean Sv values can be standardised between vessels and is based on the technique presented ... by seabed comparison When the seabed falls within the echosounder sampling range, seabed mean volume ... from vessel x having mean = –70 dB re 1 m–1 and standard deviation 5 dB re 1 m–1, and vessel y having ... the proof-of-concept program, which began in 2013, had two stages and that stage 1 (implemented in ... on the number of vessels that had implemented stage 1 in 2013 and the intersessional work of the SG ... vessels engaged in the krill fishery in 2013/14. In addition, one vessel submitted images of echograms ... data from all types of echosounder under stage 1, but noted that all of the data submitted in stage 1
application/pdf attached to:SG-ASAM-14Meeting Report : SG-ASAM-14
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DATA QUALITY ASSESSMENT IN CCAMLR: REQUIREMENTS FOR MINIMUM INTEGRITY TESTING TO ENSURE THAT DATA ARE FIT FOR PURPOSE
confirmation of their validity. In the context of CCAMLR, data may undergo one set of quality testing in order ... important for prioritizing the work of the Secretariat in data quality assessment, and also in ensuring that ... Abstract: The level of data quality assessment and ‘certification’ as ‘fit for purpose’ depends ... users of CCAMLR data are fully aware of the integrity procedures that have been applied to the data ...
Meeting Document : WG-SAM-09/05 : Author(s): Secretariat
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2015-16 Research plan in Division 58.4.4 for Dissostichus spp.
estimated around 700 tonnes. CASAL model is updated with 2014 data but in the absence of an assessment using ... Abstract: Regarding the low levels of stocks of Dissostichus spp. and the high levels of IUU ... fishing, CCAMLR decided to close the fishery in 2002 in division 58.4.4. Since 2008 only one vessel ... 24-01. In 2014, WG-FSA agreed research fishing conducted in the research blocks C and D by two ...
Meeting Document : WG-SAM-15/52 : Author(s): Delegation of France
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30 years of krill fisheries management – challenges remain
concern since key spawning, recruitment and nursery areas of krill are located in the Southwest Atlantic ... sector, an area that has been warming rapidly, resulting in a reduction in the extent and duration of ... establishment of CM 51-07 – distributing the trigger limit among statistical subareas – was a step in the right ... frequently. The reproduction and survival of krill are significantly affected by sea ice cover. This is of ...
Meeting Document : CCAMLR-XXX/BG/19 : Author(s): Submitted by ASOC
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Risk assessment framework for subdividing the krill catch trigger level, including relevant background data and information
populations, in particular land-based predators, of being inadvertently or disproportionally affected by the ... krill fishery. It assesses the localised risk of such effects, according to the requirements in the ... by WG-FSA and the results of its deliberations are presented in its report. This background paper ... CM 51-07, which is due to lapse at the end of the 2015/16 fishing season, and presented its ...
Meeting Document : SC-CAMLR-XXXV/BG/37
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Operational interactions between cetaceans and the Patagonian toothfish (Dissostichus eleginoides) industrial fishery off Southern Chile
and 3 trunks were recovered. Mean rate of predation was 3% (± 2% CI 95%; n=180 sets) and ranged between ... ) for the whole fleet, with a mean loss per set of USD$138 (C.I. 95% USD$74,76- 249,3). Author(s): R. Hucke-Gaete ... recovered. Mean rate of predation was 3% (± 2% CI 95%; n=180 sets) and ranged between 0% and 100 ... , with a mean loss per set of USD$138 (C.I. 95% USD$74,76 - 249,3). ...
Meeting Document : WG-FSA-03/95 : Author(s): R. Hucke-Gaete, C.A. Moreno and J.A. Arata (Chile)
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Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias
ImprovIng estImates of adélIe penguIn breedIng populatIon sIze: developIng factors to adjust one-off ... of breeding sites, and dif- ficulty accessing them at predictable times of the year, means that population ... was originally developed, its inclusion is a practical means of accounting for overall declines in the number ... presented for the collection and development of data to adjust counts of Adélie penguins made at any time in ... point one week after the peak in egg laying, consistent with Standard Method A3 of the CCAMLR Ecosystem ... illustrated using data collected at the Béchervaise Island CEMP site in 2007/08. Estimates of the breeding ... methods such as mark-recapture of individually tagged birds. Given the paucity of adjustment data in the ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Author(s): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery