Résultats de la recherche
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Using ecosystem monitoring data to detect impacts
using monitoring data with no control sites. These methods assess either (i) the expected probability of ... decline in Antarctic fur seal (Arctocephalus gazella) pup production at South Georgia from the early 1990s ... error (false positives and false negatives combined) is lowest with fixed reference point methods. The ... within a few years of its onset, but a fixed reference point method could have provided this sustained ... : Method 4 with inference based on changes in frequency: the observed proportion of years in an n-year ... (Arctocephalus gazella) pup production at South Georgia from the early 1990s within a few years of its onset ... if at ≤ acrit in two or more years of a four-year refer- ence period. Summary of methods: anomalies ... impact is identified in each year from 1998. Method 3 assesses probabilities within moving reference ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Auteur(s): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda
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Conservation Measure Conservation Measure 51-04 (2008)
or division. 4. The total green weight of krill caught and lost shall be reported. 5. Each vessel ... appointed in accordance with the CCAMLR Scheme of International Scientific Observation, and where possible ... comply with the Ten-day Catch and Effort Reporting System (Conservation Measure 23-02) and the Monthly ... than one month after the conclusion of each fishing trip. 4. Data collected from research net hauls ...
Conservation Measure : 51-04 (2008)
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THE RESEARCH PROJECT TO DIGITIZE HISTORICAL SOVIET KRILL FISHING EXPEDITION DATA
expeditions in Southern Ocean between the years of 1972-1992. The main purpose of these expeditions was to ... in the Southern Ocean ecosystem. The data covers more than 50 fishing cruise observer logbooks with ...
Meeting Document : WG-EMM-09/30 : Auteur(s): L. Pshenichnov and G. Milinevsky (Ukraine)
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Preliminary results of pop-up satellite tag study on Antarctic toothfish in the Mawson Sea
a Korean scientific observer. The same observer recovered the fish a year later. The days of liberty ... described in this report. The toothfish was caught in the Mawson Sea in Feb 2015 and released with a PSAT by ... were over a year (366 days). The vertical movement of the fish shows strong and contrasting patterns ... diel vertical movement period followed after. It occurred during winter to early spring that it may be ...
Meeting Document : WG-FSA-16/08 : Auteur(s): Delegation of the Republic of Korea
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2016–2019
potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and ... by Russian vessel and vessels from another CCAMLR country-members participating the proposed survey ...
Meeting Document : WG-SAM-16/27 : Auteur(s): Delegation of the Russian Federation
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2016-2019
potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and ... by Russian vessel and vessels from another CCAMLR country-members participating the proposed survey ...
Meeting Document : WG-FSA-16/16 Rev. 1 : Auteur(s): Delegation of the Russian Federation
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Conservation measures 2018/19 adopted track changes
for Standardization (ISO) country code plus the last two digits of the year for which the DCD is ... territories was caught in a manner consistent with CCAMLR conservation measures. 3. Each Contracting Party ... Convention and further improve compliance with the relevant conservation measures, Convinced that illegal ... which are not consistent with the objective of the Convention, Mindful of the rights and obligations of ...
Document : Site Section: Conservation and Management
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Whale depredation – Data collection guidelines
Description / Abstract: Marine mammal interactions with fisheries are a growing major world-wide ... issue with both substantial ecological and economic consequences. Most longline fisheries operating ... depredation activity in the Southern Ocean is due to interactions with odontocetes (toothed whales ... increase of depredation paired with a lack of research effort could lead towards a threat to the fisheries ... the last 15 years. Data on interactions with marine mammals has been collected for 60,000 fishing ... . Information on the years of first and last sightings individual, along with the side of the tail flukes ... ......................................................................................................... 12 1.4. Quantifying observations of interactions with longlines ... ......................................................................................................... 18 1.8. Number of magazines with presence ...
Document : Site Section: Science
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WG-SAM-2019
sea-ice concentration (SIC) in Subarea 48.6, research blocks 2, 3, 4 and 5 with sea-surface ... our support forum for tips and tricks and videos. Before you arrive: Familiarise yourself with the ... . Ichii, T. Okuda, S. Somhlaba and J. Pompert WG-SAM-2019/16 Oceanographic study of the Subarea 48.6 with ... lost longlines P. Zabroda and L. Pshenichnov WG-SAM-2019/24 A preliminary proposal to conduct a local ...
Meeting
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Population dynamics of the wandering albatross Diomedea exulans at Marion Island: long-line fishing and environmental influences
that attempts to breed in a given year. Changes in several demographic parameters that appear to be ... breeders in the population was positively correlated with the maximum ENSO index, whereas the annual ... survival rates of breeding adults were negatively correlated with Japanese pelagic longline fishing effort ... in the southern Indian Ocean. Adult survival rates were significantly correlated with those recorded ...
Meeting Document : WG-EMM-03/11 : Auteur(s): D.C. Nel, F. Taylor, P.G. Ryan and J. Cooper (South Africa)