Resultados de la búsqueda
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Acoustic visualization of the three-dimensional prey field of foraging chinstrap penguins
natural predators. Here, we report a novel method for assessing prey availability to an important krill ... Abstract: Predator-prey interactions play an important role in determining the dynamics of ... the surface distribution of penguins and krill distributed in the 30- 40 m depth layer; no spatial ...
Meeting Document : WG-Joint-94/12 : Autor(es): J.E. Zamon, C.H. Greene, E. Meir, D.A. Demer, R.P. Hewitt and S. Sexton (USA)
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Detection of growth zones in the eyestalk of the Antarctic krill Euphausia superba (Dana, 1852) (Euphausiacea)
for identifying growth zones. The krill was collected at the South Orkney Islands during January and ... February 2015, and varied between 30 and 53 mm in total body length. Up to six growth zones were identified ... growth zones can be definitely established as an indicator of age. The detection of growth zones in the ... Antarctic krill will be an important contribution to the understanding of the biology of the species if the ...
Meeting Document : WG-EMM-16/P02 : Autor(es): B.A. Krafft, M. Kvalsund, G. Søvik, E. Farestveit and A.-L. Agnalt
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Incorporating climate change into CCAMLR’s decisionmaking processes
submission of new or revised legislation or regulations when an issue has relevance to a broad spectrum of ... appended to Resolution 30/XXVIII. Author(s): Submitted by ASOC Title: Incorporating climate change into ... Document Release Consent: Yes Delegation responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : CCAMLR-XXXIII/BG/21 : Autor(es): Submitted by ASOC
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WG-FSA-12 Information Note
. If parking is required, please contact the Secretariat for details on nearby parking stations. 3 ... in Hobart can be found on Visitor information for Hobart and Tasmania. Please note that the ... monitored. In addition, an Internet Café with three computers will be available for participants to access ... the instructions concerning visa requirements for entry into Australia which are provided on a secure ...
Page : Site Section: Meetings
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Long-term study of the at-sea distribution of seabirds and marine mammals in the Scotia Sea, Antarctica
-bellied Storm Petrel. Antarctic Prion was the dominant species within the 5 years whereas Cape petrel ... encounter rate in the five years (0.29 ± 1.57 whale/nautical mile), followed by Humpback whale (0.09 ± 0.54 ... largest aggregations of all top predators (seabirds and cetaceans) were recorded mainly in two regions ...
Meeting Document : WG-EMM-14/06 Rev. 1 : Autor(es): J.L. Orgeira, M. Alderete, Y.G. Jiménez and J.C. González (Argentina)
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Choosing distance between acoustic survey tacks
on the basis of typical size of the surveyed region, allowable relative error in the biomass estimate ... transverse size k>l. Such configuration is typical for concentrations on shelves. In this case, the tacks ... stock exploitation rate and other factors, we have to estimate the biomass with an error 8B~30 ... , ~ , ~,,~" !,I I6~,\ :::::;::""""-1:~:,~ 30~ ~ <: I:' · .. . I·"'t:':::::"............ --=:z"=~ 20% '= I,' 7 ... on the basis of typical size of the surveyed region, allowable relative error in the biomass ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Autor(es): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 1996 winter and 1996/97 pup-rearing season
Georgia for the sixth consecutive winter (1996) and eighth consecutive summer (1996/97) are reported. In ... usual most (88%) entanglements were of juveniles; however one-third were of females, an unusually high ... entangling materials, with the abundance of string and fishing net reversed from most previous years. In ... proportion of entanglements in synthetic string (41 %) was much greater than in recent years, with fishing ...
Meeting Document : SC-CAMLR-XVI/BG/06 : Autor(es): Delegation of the United Kingdom
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Analysis of krill fishery operations in Subarea 48.1: spatial-time distribution of CPUE and fishing efforts
values of standardized CPUE indices in the Subarea 48.1 for the last 25 years. We continue to investigate ... Abstract: In previous years we revealed that period 2006-2011 is characterized by the highest ... krill fishery data for understanding reasons of this ‘high CPUE’ regime. The authors present the ... analysis of spatial- temporal variability of krill fishery based on CPUE trends, trawling duration, catch ...
Meeting Document : WG-EMM-14/21 : Autor(es): S. Kasatkina and P. Gasyukov (Russia)
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Conservation Measure Conservation Measure 35/X (1991)
Catch Limit on Dissostichus eleginoides in Statistical Subarea 48.3 for the 1991/92 Season Area ... during the reporting period, the total aggregate catch for the season to date together with an estimate ... Limit on Dissostichus eleginoides in Statistical Subarea 483 for the 199l/92 Season This ... Fishery on Notothenia gibberifrons, Chaenocephalus aceratus, Pseudochaenichthys georgianus, Notothenia ... squamifrons and Patagonotothen gunthen, in Statistical Subarea 48.3 for the 1991192 Season This ...
Conservation Measure : 35/X (1991)
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Estimating the abundance of pack-ice seals off east Antarctica
. Sighting surveys were undertaken along almost 10,000 km of survey transect from an icebreaker and two ... helicopters to estimate the density of seals hauled out on the ice in survey strips. The probability of ... -linked dive recorders were deployed on a sample of seals to estimate the probability of seals being ... hauled out on the ice at any time of day. Due to non-random placement of survey transects, model-based ...
Meeting Document : WG-EMM-05/23 : Autor(es): C. Southwell (Australia), D. Borchers, C. Paxton (United Kingdom), B. de la Mare (Canada), P. Boveng (USA), A.S. Blix and E.S. Nordoy (Norway)