Résultats de la recherche
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A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula
for a number of reasons, an alternative method of calculating an index of fishery-predator interaction ... (December to March) as an index of overlap between the potential foraging areas of penguins and the ... has been developed. The new index reflects the functional interaction between these two utilisers of ... than for other penguins, and that this overlap has been decreasing since 1988. File: 07agnew ... analysis, mean foraging distance for chinstrap penguins was increased by 50% (from 20 to 30 km), although ... Islands). As this index has proven unsuitable for a number of reasons, an alternative method of ... distances of 11 to 24 km at bearings between 330" and 033" for chinstrap penguins, and 20 to 40 km at ... n mile square was obtained by s'umming PM for all minor units within the square. An index of the ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Auteur(s): Agnew, D.J. and G. Phegan
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e-cc-sm-i.pdf
... case, an interpretation had been placed on the terms of the Convention so that Brazil could attend the ... COMMISSION FOR THE CONSERVATION OF ANTARCTIC MARINE LIVING RESOURCES The First Special Meeting of the ... ) states that: ‘Within two months of receipt of such communication from the Depositary, any Member of ... … If there is no request for a meeting, the Contracting Party submitting the notification shall be
application/pdf attached to:CCAMLR-SM-I
Meeting Report : CCAMLR-SM-I
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Krill length frequency distribution in Subarea 48.3 in January–April 1988 in relation to sources of its origin
considered in the frame of hypothesis of krill resources forming from two sources: Antarctic Circumpolar ... distance of about 30-60 miles, beyond boundary zone occurs larger krill with the mode of about 49 mm. Krill ... . Krill distribution well corresponds to the water flows mentioned. Further analyses revealed ... retained for certain time and have a possibility to grow longer. Difference in krill length in such spots ...
Meeting Document : WG-EMM-03/40 : Auteur(s): F.F. Litvinov, V.N. Shnar, A.V. Zimin and V.V. Lidvanov (Russia)
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Spatial and temporal distribution of krill Euphausia superba biomass in the Ross Sea (1989/90, 1994/95)
scattered previously below ice. Biomass density of krill was calculated per each nautical mile. For ... 1994 the investigated area in 80-100% was covered by ice. The above mentioned superswarm was recorded ... scattered forms (as mentioned above) and when the environmental conditions are favorable the coherent forms ... survey (in the end of December and at beginning of January) in an area of 13000 nm2 a total biomass of ...
Meeting Document : WG-EMM-97/53 : Auteur(s): Kalinowski, J., Azzali, M.
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e-sc-xxiii-a4-appD.pdf
... typical agent-based models into hybrid form allows for an efficient representation of all critical ... ‘subjective’ time of an agent straying far from that of its neighbours), and avoiding any potential for ... development 2.24 Ecosystem model development is an iterative, but largely two-stage process. Firstly the ... populations. Parameter values for each year, including recruitment are independently drawn from statistical
application/pdf attached to:WS-PEMTAKM-04
Meeting Report : WS-PEMTAKM-04
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Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia
test for paired data (Ts = 0.256, n = 59) conducted on the remaining 56% showed that differences in age ... compared for 105 specimens of the Patagonian toothfish (Dissostichus eleginoides) from the South Georgia ... estimates between the two methods were not significant. Otoliths frequently appeared totally opaque, making ... appropriate for determining the age of D. eleginoides because it does not underestimate age and is the most ... . eleginoides is an opportunistic feeder that growth parameters for specimens collected in takes advantage of ... soaked for one week in a solution of 20% alcohol (96"), 5% glycerin, a few drops of domestic detergent ... represents one year of life. Counting such annuli is a valid technique for determining the age of Antarctic ... about seven years, followed by a period when an increase in thickness is the main result of growth ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 191–203 : Auteur(s): Cassia, M.C
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e-sc-iv-a4.pdf
... Assessment Working Group 23–30 August, 1985 Doc.2 Note on Available Data and Programs for Fish Stock ... (July–June) year, and the omission of data for the split year 1969/70 from some tabulations (e.g. in ... follows (for Champsocephalus gunnari). Year Fishing 48.1 48.2 48.3 Total 48 Nation t % t % t % t ... year) still allowed some clear conclusions to be reached about certain matters, for example changes in
application/pdf attached to:WG-FSA-85
Meeting Report : WG-FSA-85
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AFRICAN IUU CAPACITY BUILDING WORKSHOP AND EXPENDITURE FROM THE CDS FUND – REPORT TO CCAMLR-XXIX
-05/B, paragraph B2(ix) on the progress of a proposal for expenditure from the CDS Fund to conduct an ... present gave encouragement for the improved deterrence of IUU for the longer term, and raised the prospect ... capacity-building event focusing on illegal, unreported and unregulated (IUU) fishing in the CCAMLR ... of holding similar regional events in future years. Background 2. At CCAMLR-XXVII the Commission ...
Meeting Document : CCAMLR-XXIX/09 : Auteur(s): Delegations of Australia, South Africa, the United Kingdom and the CCAMLR Secretariat
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Surveys of breeding penguins and other seabirds in the South Shetland Islands, Antarctica, January-February 1987*
to have been about 40% overall increase in the chinstrap population in the last 20-30 years, about ... available nesting habitat in 1987. For the same reason, at least in part, other species of breeding seabirds ... Memorandum NMFS Antarctic Marine Living Resources Program (AMLR)) File: 20-Shuford-and-Spear.pdf ... Living Resources Program in 1987 provided data on the number, size, and location of penguin and Antarctic ... a jugula ire ait augmente globalement d'a peu pres 40% au cours des dernieres 20-30 annees ... 20-30 anos, aproximadamente tres cuartas partes de la diferencia entre nuestros recuentos y los ... rro rrpeAblAYlI\l1M OlleHKaM. XOTH, KaK Ka)KeTCH, 3a rrOCJIeAHl1e 20-30 JIeT o611\ee KOJII1QeCTBO ... -30 years, about three-fourths of the difference between our counts and previous ones is due to more ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 449-451 : Auteur(s): Shuford, W.D. and L.B. Spear
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Exploratory analysis of acoustic data from the Ross Sea
. Two types of pelagic layers were present in most acoustic recordings: a dense shallow layer between 30 ... conducting acoustic surveys for toothfish and rattails in the Ross Sea. Acoustic data were collected using a ... could be compared with longline catches. Each ‘line’ recording was between 20 and 50 min long ... suitable for acoustic analysis. The other 16 files were rejected because data quality was too poor (11 ...
Meeting Document : WG-FSA-SAM 03/9 : Auteur(s): R.L. O’Driscoll and G.J. Macaulay (New Zealand)