Search results
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Remarks on the natural mortality of Dissostichus eleginoides in Subarea 48.3
Abstract / Description: Natural mortality (M) of Dissostichus eleginoides was calculated after Sparre ... Natural mortality (M) of Dissostichus eleginoides was calculated after Sparre (1989) from the data ... (M) of Dissostichus eleginoides was calculated after Sparre (1989) from the data obtained during the Chilean longline ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 21–30 : Author(s): Moreno, C.A. and P.S. Rubilar
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Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87
stock. High biomass density appeared with 2-4 year intervals after recruiting an abundant year-class ... . High biomass density appeared with 2-4 year intervals after recruiting an abundant year-class ... in the biomass density of C. ~ari stock. High biomass aensity appeared with ~year intervals after recruiting ... Fisheries Institute, Gdynia, Poland 1. INTRODUCTION Beginning with the second half of seventies ... 3). A distinct increase in biomass density in most of the subdivisions was especially visible after the 1981 ... seasons biomass densities of P. georgianus generally decreased; at the same time, beginning with 1985 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Author(s): Mucha, M. and W. Ślósarczyk
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Seabird interactions with longlining operations for Dissostichus eleginoides at the South Sandwich Islands and South Georgia
increased rapidly after dawn and large numbers of Cape, giant and storm petrels and smaller numbers of white ... with seabirds were assessed. Bird numbers increased rapidly after dawn and large numbers of Cape, giant ... , data on weather and the day's fishing operations were provided by the first mate after the end ... increased rapidly after dawn and large numbers of Cape, giant and storm petrels and smaller numbers ... of size #26 MarutoTM (28 mm) were tied to the free ends of the secondary lines. The main line ... out after being weighted and tied to the preceding coil. Hauling and setting were conducted ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 143–153 : Author(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno
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A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship in Subarea 48.3
were kept in tanks with seawater replacement for at least 12 hours after tagging. On one vessel, fish ... replacement for at least 12 hours after tagging. On one vessel, fish with a variety of injuries were selected ... for at least 12 hours after tagging. On one vessel, fish with a variety of injuries were selected to see ... that because the tanks were small and exposed to weather conditions, fish survivorship deteriorated after ... after 12 hours, a phe- nomenon that was attributed to exposure to the bright factory lights. However ... , after 12 hours in the holding tank, most fish were vigorous and evasive when approached which made ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 279–289 : Author(s): Agnew, D.J., J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones, G. Breedt, S. Du Plessis, J. Van Heerdon and G. Moreno
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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
after the analysis: feeding area- Polar Frontal Zone; reproduction area- Sub-Antarctic Zone ... of the E. carlsbergi area of habitat was suggested after the analysis: feeding area - Polar Frontal Zone; reproduction ... the upper end of the range. Stage IV of maturity begins when males attain 8.0 cm and is dominant from 8.5 ... had been taken. The following division of the E. carlsbergi area of habitat was suggested after ... boundary of the PFZ (Polar Front) along the transect of 200W (beginning from 54°S) was detected only at 52 ... the following picture: in the AZ in thePFZ in the SAZ in the STFZ - from 7.5 to 9.0 cm., M=8.06 cm, N=206 ...
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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Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments
in the grounds. One fish has been recorded as moving from ground A to Kerguelen and was at the upper end ... in the grounds. One fish has been recorded as moving from ground A to Kerguelen and was at the upper end ... recorded as moving from ground A to Kerguelen and was at the upper end of the size range normally found ... in the Heard Island trawl fi shery (CCAMLR Statistical Division 58.5.2) in May 1998 after the fi shery itself ... started in April 1997. The tagging program was initiated after a successful program had been running ... process. Fish for tagging were randomly selected after the catch was dumped into the pounds from ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Author(s): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb
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Breeding numbers and success of Eudyptes penguins at Marion Island, and the influence of mass and time of arrival of adults
had low masses on arrival after the El Niño Southern Oscillation event of 1997/98 ... correlated with that of females. Although both species had low masses on arrival after the El Niñ ... species had low masses on arrival after the El Niño Southern Oscillation event of 1997/98 ... of birds estimated to breed at Marion Island decreased markedly after 1994/95: maca- roni penguins from ... anomalies at Marion Island after 1995 (Smith, 2002; Mélice et al., 2003). There were decreases at Marion ... probable, cause (e.g. Moors, 1986; Cunningham and Moors, 1994). After breeding, crested penguins depart ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 175–190 : Author(s): Crawford, R.J.M., B.M. Dyer, J. Cooper and L.G. Underhill
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Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996
onwards. Results of the first bottom trawl survey carried out after the closure of the area in November ... onwards. Results of the first bottom trawl survey carried out after the closure of the area in November ... onwards. Results of the first bottom trawl survey carried out after the closure of the area in November ... to be carried out after the closure of the fishery was conducted in November/December 1996 (Table 2). Biomass ... 5 and 6 were the predominant age classes in the stock (Kock, 1991 - Figure 30). After this, the proportion ... of the species after the 1979/80 season. During the survey in March 1981, aggregations of N. rossii were ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Author(s): Kock, K.-H
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Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited
the end of October to the beginning of December and in March and April. Frequent ice fl oes may be also ... in Subarea 48.1 by CCAMLR since the end of the 1989/90 season (CCAMLR, 1990c), this presenta- tion is mostly ... the tip of the snout to the end of the caudal fi n. Maturity was classifi ed according to the fi ve-point ... . No aggregations of fi sh were found and fi shing ceased after a number of hauls were taken (Gubsch and Hoffmann ... Paper Title: Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny ... icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited Abstract / Description ... : The former fishing ground off Joinville–D’Urville Islands was revisited in the course of the Antarctic ... Expedition ANT XIX/3 by RV Polarstern in February 2002. Five hauls were conducted north of the two islands at ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 1–20 : Author(s): Kock, K.-H., L. Pshenichnov, C.D. Jones, K. Shust, K.E. Skora and Zh.A. Frolkina
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The foraging range of Adélie penguins at Béchervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery
. Birds feeding chicks also made journeys of one to two days ranging up to 12 km after 17 January when ... journeys of one to two days ranging up to 12 km after 17 January when the sea became ice free to the coast ... chicks also made journeys of one to two days ranging up to 12 km after 17 January when the sea became ... and the cable ties tightened over the package. When required the PTf could be removed after cutting the ties ... . The pattern of foraging changed after hatching (24 December onward). The journeys were less than seven days ... into the southern end of the fishing grounds. This may be due however to the fishing vessels staying to the north ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 337–344 : Author(s): Kerry, K.R., J.R. Clarke and G.D. Else