Resultados de la búsqueda
-
Hydrographic flux in Statistical Area 88 of ccamlr in the Pacific sector of the Southern Ocean
Area 88 of CCAMLR in the Pacific sector. Those are surface geostrophic flow in the whole of the ... Statistical Area 88 and vertical distributions of geostrophic velocity and temperature along 90°W, 120°W, 170 ... Area 88 of ccamlr in the Pacific sector of the Southern Ocean Approval: Approved ...
Meeting Document : WG-Krill-94/29 : Autor(es): M. Naganobu (Japan)
-
Age and Length Growth of Champsocephalus gunnari, Lonnberg 1905 (Pisces, Chaenichthyidae, in the Area of Elephant Island, West Zone, Antarctica
Abstract: In order to extend the knowledge on the age and growth of antarctic fishes, the authors ... present herein the results of the data processing arising from samplings o f a species belonging to the ... Chaenichthyidae family, Champsocephalus gunnari. The age determination of this species, was made using the otolith ... fine cutting technique. Through the reading of the growth rings the age classes corresponding to3, 4, 5 ...
Meeting Document : WG-FSA-85/11 : Autor(es): A.P. Tomo and E. Barrera-Oro (Argentina)
-
Estimation of IUU catches of toothfish inside the Convention Area during the 2009/10 fishing season
Abstract: The paper presents an estimate of IUU catches of toothfish during the 2009/10 fishing ... take into account new information submitted in respect of two vessels fishing in Divisions 58.4.1 and ... 58.4.4a. Changes from version 1 are highlighted in bold. Author(s): Secretariat Title: Estimation of IUU ... catches of toothfish inside the Convention Area during the 2009/10 fishing season Approval: Approved ...
Meeting Document : WG-FSA-10/06 Rev. 1 : Autor(es): Secretariat
-
Exploring age and growth dynamics of a historically overfished Sub-Antarctic fish species: The grey rockcod (Lepidonotothen squamifrons) in the vicinity of Heard Island and McDonald Island
been performed to assess the status of this species within the Heard Island and McDonald Island region ... (CCAMLR Division 58.5.2). This study has updated a range of biological parameters such as growth, maturity ... 24. Through the mapping of abundances the presence of three distinct geographical populations were ... : Exploring age and growth dynamics of a historically overfished Sub-Antarctic fish species: The grey rockcod ...
Meeting Document : WG-FSA-15/51 : Autor(es): D. Maschette, D.C. Welsford and C. Gardner (Australia)
-
Use of cameras and sensors to monitor the behaviour and benthic impact of longline gears
Abstract: In order to investigate and monitor the ecological impact of longlines on the benthic ... environment and subsequently develop strategies for its management, the UK is conducting a series of research ... projects studying the potential impact of longline fishing gear on benthic habitats. The research has been ... structured around three approaches, each deploying a different format of benthic camera system and movement ...
Meeting Document : WG-FSA-2019/24 : Autor(es): C. Darby
-
Entanglements and incidental mortality of birds and seals - summary of reports to CCAMLR, 1985 to 1993
Abstract: This paper summarises the incidence of entanglements and incidental mortality of birds ... onwards. A bibliography on entanglement, incidental mortality and effects of marine debris on seabirds and ... . Author(s): Secretariat Title: Entanglements and incidental mortality of birds and seals- summary of ...
Meeting Document : WG-IMALF-94/13 : Autor(es): Secretariat
-
A methodological proposal to monitor changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax atriceps
. The methodology considered is based in the analysis of regurgitated pellets of the blue-eyed shag ... Phalacrocorax atriceps. The fundaments of the proposal as well as the methods tested and the steps followed are ... changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax ...
Meeting Document : WG-EMM-95/84 : Autor(es): Barrera-Oro, E., Casaux, R.
-
Determination of local density of Dissostichus eleginoides in Subarea 48.3 - CCAMLR protocol local depletion experiment Ihn Sung 66 - January 1994
circulated by the Secretariat in COMM CIRC 93/50. The results of this experiment are presented. Leslie and ... fishable area of 50 nm2 this represented a density of 0.5kg/nm2 Suggestions are made for the design of ... of local density of Dissostichus eleginoides in Subarea 48.3- CCAMLR protocol local depletion ...
Meeting Document : WG-FSA-94/22 : Autor(es): C. Jones and G. Parkes (United Kingdom)
-
Feasibility of trawl surveys to estimate abundance of juvenile toothfish in Subarea 88.1
Abstract: This report presents results from a desktop study to determine the feasibility of ... average over the last three years, 63% of the seabed area from 0–600 m depth was not fishable in January ... –February because of ice. Ice cover varied greatly between years, with the untrawlable area ranging from 31 ... % in 2002 to 89% in 2002. Less than 10% of the potential trawl survey area was fishable in all three ...
Meeting Document : WG-FSA-SAM-04/07 : Autor(es): Wood, B.A., ODriscoll, R.L., Hanchet, S.M.
-
Application of continuous time Markov chains to modelling animal movement: estimation of movement rates and retention times for Patagonian toothfish
Abstract: The study of animal movement and distribution has been a central focus in ecology since ... the inception of the science. However, continuous-time, discrete state models have received relatively ... accuracy of estimates arising from this model using simulated data with known movement rates. Finally, we ... apply the model to estimate the equilibrium distribution of Patagonian toothfish in the region around ...
Meeting Document : WG-FSA-SAM-06/16 : Autor(es): C. Wilcox, M. Bravington and D. Peel (Australia)