Search results
-
Monitoring Antarctic environmental variables using penguins
trips from 49 penguins indicated that during December 1991 and January 1992 the temperature in the top ... 100 m of the water column was highest in the western section of the Bay which concurred with higher ... krill abundance as determined by a catch per unit effort index. This work demonstrates that abiotic and ... biotic features of the environment can be studied using animals to transport probes to the study site ...
Meeting Document : WG-CEMP-94/27 : Author(s): R.P. Wilson, B.M. Culik and R. Bannasch (Germany) and J. Lage (France)
-
Observer coverage in CCAMLR krill fisheries from 2011 to 2015
the number of days observers were present on vessels as this is a consistent metric that can be ... discussion at the Commission for a number of years, as the krill fishery is the only CCAMLR fishery that does ... past five years comparing the number of days of fishing conducted by vessels in the krill fleet, with ...
Meeting Document : WG-EMM-16/11 : Author(s): CCAMLR Secretariat
-
Cephalopods and mesoscale oceanography at the Antarctic polar front: satellite tracked predators locate pelagic trophic interactions
the Falkland Ridge. The association of these mesoscale features with the bathymetry suggests that they ... cephalopod concentrations, and sampled them with commercial and scientific nets to determine the relationship ... . A net survey was carried out with a commercial pelagic trawl, a rectangular midwater trawl 25 m2 ... cephalopod community that closely resembled that exploited by D. chrysostoma. The largest and most ...
Meeting Document : WG-EMM-96/12 : Author(s): Murphy, E.J., Trathan, P.N., White, M.G., Bone, D.G., Hatfield, E.M.C., Rodhouse, P.G., Prince, P.A., Watkins, J.L.
-
Incorporating climate change into CCAMLR’s decisionmaking processes
decisions. Government bodies often require the inclusion of similar statements to be included with the ... decisions. ASOC therefore recommends that CCAMLR adopt a resolution urging Members to include a climate ... change implications statement in their working papers and fisheries reports. This text could also be ...
Meeting Document : CCAMLR-XXXIII/BG/21 : Author(s): Submitted by ASOC
-
Beach debris survey – Main Bay, Bird Island, South Georgia 1998/99
remain at least three times the level of the early 1990039;s and provide continued cause for concern ... , suggesting that CCAMLR needs to enhance its campaign to reduce the amount of man-made debris being jettisoned ... that CCAMLR needs to enhance its campaign to reduce the amount of man-made debris being jettisoned ...
Meeting Document : SC-CAMLR-XIX/BG/05 : Author(s): Delegation of the United Kingdom
-
TARGET STRENGTH STUDIES ON ANTARCTIC SILVERFISH (PLEURAGRAMMA ANTARCTICUM) IN THE ROSS SEA
Abstract: Target strength (TS) determinations can be classified into several types: 1 ... free swimming fish in their natural habitat. A canvassing of the literature suggested that the type of ... study may influence the result. For example, some authors suggested that freezing the fish reduce the ... over-all backscatter of 30% (Sun et al. 1985), others that TS measurements on living fish ex situ would ...
Meeting Document : SG-ASAM-09/10 : Author(s): M. Azzali, I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi (Italy)
-
Breeding numbers and success of Eudyptes penguins at Marion Island, and the influence of arrival of adults
significantly correlated with that of females. Although both species had low weights on arrival after the El ... have a greater foraging range than Rockhopper Penguins when breeding, and may be more influenced at ... significantly correlated with mass of chicks at fledging. For both species, mass on arrival of males was ... between the two species. It is likely that at Marion Island their over-wintering grounds are different ...
Meeting Document : WG-EMM-05/38 : Author(s): R.J.M. Crawford, J. Cooper, B.M. Dyer and L.G. Underhill (South Africa)
-
Does large-scale ocean circulation structure life history connectivity in Antarctic toothfish (Dissostichus mawsoni)?
simulations predicted that early life stages following the flow in the SPB would be transported to areas in ... (Dissostichus mawsoni) in the Southeast Pacific Basin (SPB) and Ross Sea, with a life history structured by the ... structuring of life stages consistent with transport pathways from the northern Ross Sea. Lagrangian particle ... along the shelf slope and back into the SPB where spawning adults are caught. These results suggest that ...
Meeting Document : WG-FSA-12/P02 : Author(s): J. Ashford, M. Dinniman, C. Brooks, A. Andrews, E. Hofmann, G. Cailliet, C. Jones and N. Ramanna
-
The diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at the west Antarctic Peninsula
and it is suggested that they were ingested accidentally. Our results are in general agreement with ... , Nelson Island, in February 1991. Benthic organisms, chiefly fish, were found to be the main components ... those published for other Antarctic localities which indicate that P. atriceps is a benthic coastal ... feeder, with fish as its main food item. Author(s): R. Casaux and E. Barrera-Oro (Argentina) Title: The ...
Meeting Document : WG-CEMP-93/26 Rev. 1 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
-
Progress report on the scientific basis in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica)
comprehensive yet incomplete first version with chapters that have to be (further) developed or revised. The ... Abstract: With this working paper the Delegation of Germany calls attention to the background ... science, and additionally to present the results of the various preliminary scientific analyses that were ...
Meeting Document : SC-CAMLR-XXXIII/08 : Author(s): Delegation of Germany