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Preliminary study on nesting Adélie penguins disturbance by unmanned aerial vehicles
penguins). Penguin behaviour was divided Kidawa et al. 2 Introduction During the last decade ... 2 (2004)). The aim of this study was to test the proposed methodology for monitoring the impact of ... parallel line transects above the penguin colony being monitored (Figure 2). To determine a suitable ... breeding group, with the cameraman sitting about 2 m further away. Each recording lasted 18 to 20 minutes ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 1–16 : Autor(es): Korczak-Abshire, M., A. Kidawa, A. Zmarz, R. Storvold, S.R. Karlsen, M. Rodzewicz, K. Chwedorzewska and A. Znój
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Estimates of circumpolar abundance of Antarctic krill based on recent acoustic density measurements
surveys have now been carried out in a number of areas around the Antarctic (Table 2). These surveys ... subareas there is a large enough range of values to obtain maximum, minimum and mean figures (Table 2 ... minimum value from each area (see Table 2) have been applied where data are available. Where only a single ... ) South Orkneys (4) South Georgia (3) Southeast Atlantic (l)* Southwest Indian (2) Southeast Indian (7 ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 87–99 : Autor(es): Nicol, S., A.J. Constable and T. Pauly
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Analysis of results from demersal fish surveys at South Georgia, undertaken by the United Kingdom and the USSR, January and February 1990
modifications. The agenda as adopted is given in Annex 1. 2. DATA Data from both surveys were available for ... stations is given in Paper 2 and the planned survey design in Annex 2. Even though nearly all the haul ... surveys were discussed separately. 3.1 Akademik Knipovich GRT Power LOA 3000 tonnes 2 000 hp 89m ... than 2 tonnes, a sub-sample was taken for biological sampling while the remainder of the catch was ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 223–254 : Autor(es): (Report of a Joint UK/USSR Workshop, 23 to 27 July 1990)
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Calibration of an acoustic echo-integration system in a deep tank, with system gain comparisons over standard sphere material, water temperature and time
. Finally, the ramifications of the results on the accuracy of a hydroacoustic study are discussed. 2 ... achieved over most of the tank (2 to 10 m). The temperature of the surface water (0 to 2 m) varied from ... ): Bandwidth (kHz): Transmit power (kW): Angle Sens. (deg.): 2-Way Beam Angle (deg.): 3-dB Beamwidth (deg ... ° alongship and athwartship angles, and at 0.5° C (Figure 2). By maintaining near zero offset (±1°) in one of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 127–144 : Autor(es): Demer, D.A. and R.P. Hewitt
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Seabird interactions with trawl and longline fisheries for Dissostichus eleginoides and Champsocephalus gunnari
averaged 2 830 tonnes per season, all t aken b y longl iners , i n Suba rea 48.3 (South Georgia ... Cherel et al. (1995), in which setting and hauling of the lines of 2 400 hooks takes place both by day ... 1994 to 2 January 1995 Capdeville 205 7 3 2 0 10 January 1995 to 6 March 1995 Castano ... 232 10 2 1 1 Williams and Capdeville useful in this particular fishery because the number ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 93–99 : Autor(es): Williams, R. and D. Capdeville
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Fishery Report 2014: Exploratory fishery for Dissostichus spp. in Division 58.4.3b
, unreported and unregulated (IUU) fishing ................................... 2 Data collection ... .............................................................................. 2 Biological data........................................................................... 3 ... ). 2. In 2001, the boundaries of Division 58.4.3 were reassigned based on ecological considerations ... . 2 Table 1: Catch history for Dissostichus spp. in Division 58.4.3b. Research catch limit is in ...
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Depth distribution and spawning pattern of Dissostichus eleginoides at South Georgia
Figure 1 and Table 2. Significant explanatory variables were mean depth, month and vessel. There is no ... and South Georgia (Table 2) but there is a significant difference between intercepts. Fish seem to ... be slightly larger at Shag Rocks than at South Georgia at the same depth. Figure 2 demonstrates the ... maturity stage 3 animals through July and August. Table 2: Results of three linear models of mean ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 19–36 : Autor(es): Agnew, D.J., L. Heaps, C. Jones, A. Watson, K. Berkieta and J. Pearce
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Fishery Report 2018: Exploratory fishery for Dissostichus mawsoni. in Division 58.4.2
. mawsoni. 2. The current limits on the exploratory fishery for D. mawsoni in Division 58.4.2 are ... for Dissostichus spp. in Division 58.4.2. 2 Reported catch 5. Reported catches of ... Sung No. 2, 93 tonnes D. mawsoni 2011 – vessel In Sung No. 7, 136 tonnes D. mawsoni. * Not estimated ... in this fishery from 2008 to 2017 are shown in Figure 2. These length-frequency distributions are ...
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Australian research on Antarctic bird and seal diets
from these studies. 2. SUMMARY OF FINDINGS 2.1 Adelie Penguin Location: Davis Station (68°30'S ... ): Euphausia crystallorophias 4 4 Euphausia superba 2 4 Fish 28 Amphipods 4 Location: Davis Station (68°30 ... ) Mean weight of all food: Pre-hatching 2-20g, post hatching 90-100g, creche stage 110-215g 233 ... ) 1.3 4.5 1.2 2.2 2 classes - small 40-50 mm, 1-2g (Jan-Jul) and large 80-100 mm, 10-15g (Aug-Nov ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 231-249 : Autor(es): Williams, R.
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UK: 48.3 Assessment Summary
of papers related to the development of the model. Sections 2-16 describe the input files used in the ... Inclusion of 0.006377 tag loss factor, depredation corrected CPUE included. Sensitivity testing of 2 vs 3 ... fleet model 2013 Investigation of 2 fleet vs 3 fleet representation of catch data. Use of two fleet ... separate sex/maturity partition Annual cycle: · Period 1 (Dec-Feb, 0.25 years) Recruitment · Period 2 (Mar ...
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