Resultados de la búsqueda
-
Research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Division 58.4.3a
by all effective vessels were analyzed for the improvement of stock assessment in the research blocks ... . Based on the result, the next three-season (2016-18) research plan in Division 58.4.3a is also presented ... . The stock sizes for block 58.4.3a_1 was estimated by the Petersen estimator and the CPUE x seabed ... propose to follow the current research style in the current research blocks for the second three-season ...
Meeting Document : WG-SAM-15/03 : Autor(es): Delegation of Japan
-
A comparison of Antarctic krill (Euphausia superba Dana) caught by nets and taken by macaroni penguins (Eudyptes chrysolophus Brandt): evidence for selection?
distributions that were statistically different from the original distribution of krill caught in nets on 76 out ... conclude that the differences are unlikely to be accounted for simply by sampling anomalies; the ... Brandt): evidence for selection? Approval: Approved ...
Meeting Document : WG-EMM-96/08 : Autor(es): Croxall, J.P., Hill, H.J., Trathan, P.N., Watkins, J.L.
-
Revised research plan for the 2016/17 toothfish fishery in Division 58.4.4b by Japan and France
three years as effective for the calculation following the recommendation in the last WG-SAM meeting ... August for the current analysis, but not used the cleaning data provided by them in this early September ... due to tight schedule for the submission. The estimated median stock size in block 58.4.4b_1 and ... important resources for whole SSRUs, although no migration has been observed between SSRUs to date ...
Meeting Document : WG-FSA-16/33 Rev. 1 : Autor(es): Delegations of Japan and France
-
A new bathymetric compilation for the South Orkney Islands, Antarctic Peninsula (49°–39°W to 64°–59°S): insights into the glacial development of the continental shelf
information for a range of scientific applications and end users including oceanographers, glacial modellers ... drained a former ice cap centred on the South Orkney Islands. During previous glacial periods, grounded ... observations, we propose a preliminary ice cap reconstruction for maximum glaciation of the South Orkney ... plateau, suggesting an ice coverage of about ~19,000 km 2. The timing of maximum ice extent, number of ...
Meeting Document : WG-EMM-14/P01 : Autor(es): W.A. Dickens, A.G.C. Graham, J.A. Smith, J.A. Dowdeswell, R.D. Larter, C.-D. Hillenbrand, P.N. Trathan, J.E. Arndt and G. Kuhn
-
DEVELOPMENT OF SPATIALLY EXPLICIT AGE-STRUCTURED POPULATION DYNAMICS OPERATING MODELS FOR ANTARCTIC TOOTHFISH IN THE ROSS SEA
program allows implementation of an aggregate movement model for use with large numbers of areas as a ... operating models for Antarctic toothfish in the Ross Sea. The operating models consider both a coarse-scale ... developments towards plausible operating model constructs that may be used for evaluating assessment biases or ... other factors to quantify risk and uncertainties for management of the Ross Sea Antarctic toothfish ...
Meeting Document : WG-SAM-09/18 : Autor(es): A. Dunn, S. Rasmussen and S. Hanchet (New Zealand)
-
Focal areas for marine biodiversity protection in KwaZulu-Natal, South Africa. Marine Systematic Conservation Plan Analyses (SeaPLAN): Summary of Results 2011
KwaZulu-Natal Province of South Africa. Data on 400 marine items including habitats, species, processes ... and human activities were collected for the inshore, continental shelf and offshore regions. A ... select priority areas for conservation. Using MARXAN conservation planning software, the site ... . A national offshore assessment, providing a very broad framework for biodiversity conservation ...
Meeting Document : WS-MPA-11/12 : Autor(es): T. Livingstone, J. Harris, M. Lombard and E. Lagabrielle (South Africa)
-
Selecting sampling frequency for measuring diving behaviour
seals: an increase in interval from 5s to 15s resulted in 20% of dives being unrecognised, a 38 ... between individuals, seasons and years are possible. The degree to which the sampling interval selected ... fur seals and southern elephant seals representative of the extremes of diving in pinnipeds. For both ... concatenated) increased monotonically as sampling interval increased. Effects were especially marked for fur ...
Meeting Document : WG-CEMP-93/14 : Autor(es): I.L. Boyd (United Kingdom)
-
Power analyses of CEMP indices for penguins at Admiralty Bay and fur seals at Cape Shirreff and Seal Island
trends over a period of 20 years may be feasible for most indices. Detecting trends in indices A8 and C2 ... less than a 50:50 chance of detecting an actual trend over a period of 5 years. Nevertheless, detecting ... Abstract: We used the program MONITOR to conduct a set of power analyses for CEMP indices ... developed by the US AMLR Program. We consider CEMP indices A2, A3, A5, A6, A7, and A8 for penguins at ...
Meeting Document : WG-EMM-03/52 : Autor(es): G.M. Watters, R.P. Hewitt, W.Z. Trivelpiece and M.E. Goebel (USA)
-
Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in the 2013/14 season
that was visited for the commercial Spanish fleet along five seasons in the SSRU 58.4.1C is made ... , together with the estimation of the total Biomass in the entire SSRU using a depletion model. There have ... been some Antarctic toothfish recaptured that would allow, in successive years, to estimate the local ... otoliths collection for ageing purposes are also presented. Author(s): R. Sarralde, L.J. López-Abellán and ...
Meeting Document : WG-SAM-14/12 Rev. 1 : Autor(es): R. Sarralde, L.J. López-Abellán and S. Barreiro (Spain)
-
Krill population dynamics at South Georgia: implications for ecosystem-based fisheries management
from surveys conducted in the early, middle and late period of the summers of 2001 to 2005, together ... biomass. Krill abundance was highest during the middle of the summer in 3 years and in the late period in ... 2 years; in the latter there was evidence that krill recruitment was delayed by several months. A ... Georgia: implications for ecosystem-based fisheries management Approval: Approved ...
Meeting Document : WG-EMM-10/P08 : Autor(es): K. Reid, J.L. Watkins, E.J. Murphy, P.N. Trathan, S. Fielding and P. Enderlein