Search results
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Effect of line sink rate on albatross mortality in the Patagonian toothfish longline fishery
the Falkland/ Malvinas Islands. Vessels were the CFL Pioneer (UK Consolidated Fisheries Limited ... with very low reported catch rates of albatrosses during line-setting operations. The paper also ... (pelagic) longliner re-fitted for catching and processing toothfish. The In Sung 66 employed the Spanish ... m on longlines and sink rates in aerated water of >0.3 m/s, very low seabird catch rates by the CFL Pioneer ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 133–150 : Author(s): Robertson, G.G
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Modelling and decision making as part of the CCAMLR management regime
(but, description, variables, motivations, limites temporelles, etapes temporelles, restrictions et donnees) dans ... identificado ocho secciones (proposito, descripcion, variables, fuerzas de empuje, limites de tiempo, etapas ... of the model (e.g. limitations of the data), and the data are the items of information upon which the model ... . The constraints of such a model are that they are likely to be limited by the availability of data, the data ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 295-322 : Author(s): Miller, D.G.M.
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Prey monitoring surveys: a discussion of the characteristics necessary in prey surveys
the geographical limits for the prey survey. Furthermore the diving ability of the selected predators defines ... , Fur Seal and Black-browed Albatross. A map showing the limits of the study area with circles ... 4 Radial transect survey design. The outer limit of each transect would be 100 km from the study colony ... No. 7, reimpression mai 1985). Modele de prospect ion par sections transversales radiales. La limite exterieure de ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 377-391 : Author(s): Everson, I.
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Size compositions of males and females in the course of the life cycle of Euphausia superba
composition of samples from commercial catches are analyzed over the reproductive season, using samples from ... of samples from commercial catches are analyzed over the reproductive season, using samples from different ... variability. In this paper variations in size and sex composition of samples from commercial catches ... from commercial catches in different seasons and areas were analyzed for size of males and females ... considered as a possible cause. It is important to remember that all catches are taken in the upper 100 ... m layer. Indeed, one reported catch using a Juday net (36 cm diameter) from 200 to 500 m and deeper ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 3–16 : Author(s): Makarov, R.R.
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Distribution, biomass and characteristics of the Euphausia superba fishery around South Georgia (Subarea 48.3)
since some of them covered only limited area and were not representative. Therefore we have chosen ... of the trawl opening. Since the catch ability coefficient was difficult to calculate it was taken to be equal ... to 1. The density of E. superba in fished swarms (g/m3) was worked out according to the size of the catch taken ... and small catches the fishing fleet found it impossible to operate in the area (see catch statistics ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 123–147 : Author(s): Latogursky, V.I., R.R. Makarov and L.G. Maklygin
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A functional division of Electrona carlsbergi (Tåning, 1932) area of habitat in relation to the latitudinal zonation of the Southern Ocean
encountered in 20 of the 26 hauls. It was found in the catches of two hauls in the Antarctic Zone, four hauls ... in the Subtropical Zone. Catch locations for E. carlsbergi are shown in Figure 6. Analysis of E. carlsbergi size ... ), used as the basis for bioanalysis of each catch, is presented on the vertical axis. This method made ... juvenile specimens of E. carlsbergi appeared in catches in the two southern zones (AZ and PFZ). Figure 12 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 369–395 : Author(s): Zemsky, A.V. and S.A. Zozulya
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Characteristics of krill swarms from Prydz Bay
which results in the artificial lower limit of swarm thickness. These problems may be overcome ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 177–189 : Author(s): Agnew, D.J. and I.R. Higginbottom
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Selectivity of standard Polish commercial trawl codends on Antarctic fishing grounds
, especially the following: • general catch rate of a haul should not be smaller than about 300 kg of fish ... catch rate since only for such hauls it could be assumed that fish in the codend will have ... 2 to 3 hours and being similar to' commercial hauls of 3 hour duration. A relatively high catch rate, similar ... attained on the Elephant I. fishing ground in the third leg of the experiment. Catch rates in the other ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 107-142 : Author(s): Zaucha, J.
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Assessment of krill flux factors in waters of South Orkney Islands during summer 1996
observado altas concentraciones de kril. El transporte geostrofico de kril a travPs de 10s limites del area ... nautica del limite del area de estudio. TambiPn se dan 10s resultados de la evaluaci6n de la densidad de ... limite del area de estudio. La tasa promedio del transporte de kril fue 7.2 toneladas/hora/milla nautica ... significativa del transporte de kril a lo largo del limite del grea de estudio, en 10 que se refiere a la ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 195–204 : Author(s): Kasatkina, S.M., V.N. Shnar, M.I. Polischuk, A.M. Abramov and V.A. Sushin
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Surface water circulation in krill fishing areas near the South Shetland Islands
with the distribution of krill catches taken in the area by Japanese vessels during the period from 1981 to 1994 ... of the surface circulation was considered in conjunction with the distribution of krill catches taken in the area ... of the surface circulation was considered in conjunction with the distribution of krill catches taken ... catches, Euphausia superba (Miller and Hampton, 1989; most krill concentrations in the Atlantic sector ... , the Japanese krill catches from 1980/81 to 1993/94 were re-calculated for each 5' latitude X 10' longitude ... to the distribution of krill catches (Figures 3 and 4). Fishing usually begins in January (Figure 3). Ichii ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 125–136 : Author(s): Ichii, T. and M. Naganobu