Resultados de la búsqueda
-
Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in Antarctic waters
Abstract: Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in ... related to abrupt changes in population size. Enhanced mobility of fish between sea areas was suggested by ... an overall reduction in genetic differentiation within and between South Georgia and Shag Rocks ... : Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in Antarctic waters ...
Meeting Document : WG-FSA-91/22 : Autor(es): G.R. Carvalho and M. Warren (United Kingdom)
-
Marine ecosystem acoustics (MEA): quantifying processes in the sea at the spatio-temporal scales on which they occur
these processes occur. In contrast, acoustic observations can be obtained on spatial scales from ... and biological and physical heterogeneities in the water column. Acoustics observations integrate ... in quantification of biophysical coupling, patchiness of organisms, predator–prey interactions, and ... ): quantifying processes in the sea at the spatio-temporal scales on which they occur Approval: Approved ...
Meeting Document : WG-EMM-15/P01 : Autor(es): O.R. Godø, N.O. Handegard, H.I. Browman, G.J. Macaulay, S. Kaartvedt, J. Giske, E. Ona, G. Huse and E. Johnsen
-
Size and stage composition of age class 0 Antarctic krill (Euphausia superba) in the ice-water interface layer during winter/early spring
population (0-500 m). Results show that the population in the Northern Weddell Sea consisted mainly of krill ... larvae and ACO juveniles (mean 14-15) were proportionally more abundant in the o-500 m stratum. Our ... change gradually. This could be the result of changes in physiology and/or behaviour, as, e.g., the krill ... Antarctic krill (Euphausia superba) in the ice-water interface layer during winter/early spring Approval ...
Meeting Document : WG-EMM-16/P16 : Autor(es): F. Schaafsma, C. David, E. Pakhomov, B. Hunt, B. Lange, H. Flores, J.A. van Franeker
-
An integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
eleginoides) fishery at Heard Island and McDonald Islands in CCAMLR Division 58.5.2 with data until end of the ... model leads to a smaller estimate of the virgin spawning stock biomass B 0 than that obtained in 2015 ... (95% CI: 0.58-0.64). Despite the smaller biomass, changes to the model compared to 2015 in particular ... (Dissostichus eleginoides) fishery in Division 58.5.2 Approval: Approved Secretariat Workflow Status: Content ...
Meeting Document : WG-FSA-17/19 : Autor(es): P. Ziegler
-
Overview of global trade in toothfish (Dissostichus spp.)
imports globally have seen an increase of 16.08% and exports have seen an increase in 15.54%. The average ... USA as still the largest importer of quantity (29.72%), but a prevalence of imports in Southeast Asia ... differences in the trade patterns between the two datasets so while the quantities may be similar, this is ... global trade in toothfish (Dissostichus spp.) Microsoft Word File: cc-xxxvi-bg-05r1.docx Approval ...
Meeting Document : CCAMLR-XXXVI/BG/05 Rev. 1 : Autor(es): CCAMLR Secretariat
-
Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Signy Island, South Orkney Islands, 2005/2006
at Bird Island, South Georgia in 2005/06. In the case of Bird Island, data indicated that the number ... : Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Signy Island, South Orkney ... of entangled fur seals had decreased by 75% compared to the previous year, this being the lowest ...
Meeting Document : SC-CAMLR-XXV/BG/15 : Autor(es): Delegation of the United Kingdom
-
Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands, 2003/04
undertaken at Bird Island, South Georgia in 2003/04. In the case of Bird Island, data indicated that the ... : Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney ... number of entangled fur seals had decreased by 31% compared to the previous year, this being the lowest ...
Meeting Document : SC-CAMLR-XXIII/BG/12 : Autor(es): Delegation of the United Kingdom
-
Analysis of trends in Japanese krill fishery, and its implication
suggest that krill fishery in South Orkney and South Georgia area are both operating around a critical ... in Subarea 48.1 through our analysis. Linear correlation was observed between Catch per Searching ... : Analysis of trends in Japanese krill fishery, and its implication Approval: Approved ...
Meeting Document : WG-EMM-04/52 : Autor(es): S. Kawaguchi, S. Candy, S. Nicol (Australia), K. Taki and M. Naganobu (Japan)
-
On the problem of icefish (Champsocephalus gunnari) (Channichthyidae) and krill (Euphausia superba) interaction in the South Georgia area
Abstract: The interaction of icefish and krill in the South Georgia area has been analysed on the ... the same time krill content in the food of different length groups varied. The effect of krill on ... icefish (Champsocephalus gunnari) (Channichthyidae) and krill (Euphausia superba) interaction in the South ...
Meeting Document : WG-FSA-04/41 : Autor(es): S.M. Kasatkina and Zh.A. Frolkina (Russia)
-
A way forward in the multivariate analysis of Antarctic predator, prey and environment indices: predator-environment interactions at Seal Island
Abstract: The CCAMLR Ecosystem Monitoring Programme has two aims: to detect changes in critical ... short time series now available, and provides a way forward in the analysis and interpretation of the ... CEMP indices. Author(s): Agnew, D.J., Watters, G., Hewitt, R. Title: A way forward in the ...
Meeting Document : WG-EMM-96/27 : Autor(es): Agnew, D.J., Watters, G., Hewitt, R.