Search results
-
Seabird mortality in the Patagonian toothfish longline fishery around Crozet and Kerguelen Islands, 2001–2003
respectively) killed 26 668 seabirds between September 2001 and August 2003. Overall, the white-chinned petrel ... and Kerguelen Islands, 2001–2003 Abstract / Description: The legal Patagonian toothfish (Dissostichus ... Islands (Subarea 58.6 and Division 58.5.1 respectively) killed 26 668 seabirds between September 2001 ... and August 2003. Overall, the white-chinned petrel (Procellaria aequinoctialis) was the most frequently ... 2001 and August 2003. Overall, the white-chinned petrel (Procellaria aequinoctialis) was the most ... 426 726 hooks) deployed from 1 September 2001 to 31 August 2003. A total of 26 668 seabirds were ... of 26 668 seabirds were counted as having been killed from September 2001 to August 2003 and overall ... AND KERGUELEN ISLANDS, 2001–2003 K. Delord , N. Gasco, H. Weimerskirch, C. Barbraud Centre d’Etudes Biologiques ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 53–80 : Author(s): Delord, K., N. Gasco, H. Weimerskirch, C. Barbraud and T. Micol
-
A possible framework in which to consider plausible models of the Antarctic marine ecosystem for evaluating krill management procedures
of an ecosystem-based management pro- cedure for krill (CCAMLR, 2001). This has entailed the Scientifi ... harvest controls at various spatial and temporal scales as well as being able to monitor and assess ... interval of interest if it were the only prey being eaten, ,p si % is the probability of an age class ... being ingested if encountered in a given geographic loca- tion and at a given time, and ,p sf ... framework for allowing flexibility in dealing with biological, spatial and temporal scales. The body of the ... paper is concerned with conceptualising an element of the ecosystem to account for the varying qualities ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 99–117 : Author(s): Constable, A.J
-
Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia
years. This is very close to the maximum age of 22.8 years calculated from Taylor039;s formulae which ... m (Moreno, 1991), with the smallest specimens being found above 500 m. An increase in mean length of fish ... mix together with the first ring. Regression Linear Exponential Linear Exponential Annual ... similar, the only differences being in the relative frequencies at the age class level. Growth ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 191–203 : Author(s): Cassia, M.C
-
Operational interactions of sperm whales and killer whales with the Patagonian toothfish industrial fishery off southern Chile
mixed sightings of killer and sperm whales were encountered (n = 12), the rate of depredation decreased ... of cetaceans on the fishing yield is considered to be low. When mixed sightings of killer and sperm whales were ... is considered to be low. When mixed sightings of killer and sperm whales were encountered (n = 12), the rate ... extends throughout the country, with southern Chile being the area of best yields (Lemaitre et al., 1991 ... of cetaceans attacking the line. However, when killer whales were present and damaged fi sh were being hauled ... an exploratory trip undertaken during late 2001, suggesting that this issue does not pose a major threat ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 127–140 : Author(s): Hucke-Gaete, R., C.A. Moreno and J. Arata
-
Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia
variability in the distribution of trawls. The data for 1993 were only available from August but the fishery ... to the ecology of krill and the fishery039;s interaction with local predator colonies. File: 01murphy-etal.pdf ... of trawls. The data for 1993 were only available from August but the fishery was restricted in that period ... interannual variability in the distribution of trawls. The data for 1993 were only available from August ... BeJJeHHR IIPOMbICIIa, OHM He OTpaXamT ~ o K ~ J I H ~ o B ~ H H ~ I ~ ~ XapaKTep IIpOMbICJIOBblX 0IIepa ... of the distribution of krill (Euphausia stlperbn Dana) is being enhanced by research surveys aimed at understanding ... -scale data already being reported to CCAMLR to be maximised. In this paper we report the geographical ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Author(s): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt
-
Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
vessel effects are introduced into the GLM, as specified by a generalised linear mixed model (GLMM ... are introduced into the GLM, as specified by a generalised linear mixed model (GLMM), in order to provide more ... effects are introduced into the GLM, as specifi ed by a generalised linear mixed model (GLMM), in order ... ’ values defi ned using parameter estimates for reference levels of other predictors, after being ... a gener- alised linear mixed model (GLMM) (Schall, 1991; Breslow and Clayton, 1993; Diggle et al., 1994 ... linear mixed models, Tweedie distribution, South Georgia, Subarea 48.3, Heard and MacDonald Islands ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Author(s): Candy, S.G
-
Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996
which exploit mixed-species assemblages, there appears to be little prospect at present of re-opening ... which exploit mixed-species assemblages, there appears to be little prospect at present of re-opening ... which exploit mixed-species assemblages, there appears to be little prospect at present of re-opening ... C'beMKM, BbIIIOJlHeHHbIe B pafi0~e 0-Ba M O ~ A B A H O B ~ B TeqeHlle 1980-X TOAOB, BbIXBLlJIM, YTO ... survey design. Stratification of the area was by depth, with the following depth intervals being ... being biased if the fish distribution shows a consistent year-to-year pattern (Williams and de la Mare ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Author(s): Kock, K.-H
-
The use of patent databases to predict trends in the krill fishery
on krill processing, market developments, economic analyses. 2001 SC-CAMLR, 2001, paragraph 2.4 ... Information on economics of the fishery and market developments. 2001 SC-CAMLR, 2001, paragraph 3.8 ... , fisheries and pharmaceutical industries, as well being used in the analysis of economic pro- gress ... , 1981). Patents and patent data- bases are also increasingly being used for detect- ing investor ... developments that affect future catches can be predicted. This paper uses publicly available patent databases ... krill fishery. The Scientific Committee has recommended that the patent database be maintained by the ... Secretariat so that it can annually update a register of krill-related patents which will be of use for ... / Description: The fishery for Antarctic krill (Euphausia superba) caught 210 000 tonnes in 2009/10 with ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 135–144 : Author(s): Foster, J., S. Nicol and S. Kawaguchi
-
Analysis of trends in Japanese krill fishery CPUE data, and its possible use as a krill abundance index
of definitions of effort and catch-per-unit-effort (CPUE), variables were modelled using linear mixed models ... (CPUE), variables were modelled using linear mixed models in order to obtain time series of predicted ... and catch-per-unit-effort (CPUE), variables were modelled using linear mixed models in order to obtain time ... capacity. Krill needs to be processed immediately after being caught because it starts to degrade quickly ... in a better quality product due to the length of each tow being minimised. Figure 1 is an illustration ... consists of three main sections: (i) a description of the statistical model (a linear mixed model (LMM ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 1–28 : Author(s): Kawaguchi, S., S. Candy, S. Nicol, K. Taki and M. Naganobu
-
Comparative feeding ecology of Patagonian toothfish (Dissostichus eleginoides) in the southwestern Atlantic
between 46°-55°S and 60°-64°W, and around South Georgia between 53°-55°30039; and 3°-45°W. The South ... were compared, and the feeding status of this species is discussed. D. eleginoides is a mixed-species ... were compared, and the feeding status of this species is discussed. D. eleginoides is a mixed-species ... were compared, and the feeding status of this species is discussed. D. el'gitzoides is a mixed-species ... m, with catches being more frequent at depths of 150 to 200 m. The same study also found that fish commonly ... and cephalopods being secondary prey items (Tables 3, 4 and 5). The occurrence of fish in the diet was between ... observed on the Argentinian shelf/slope area, the maximum value being 20.45% for individuals larger than ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 105–124 : Author(s): García de la Rosa, S.B., F. Sánchez and D. Figueroa