Search results
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Results of fish larvae sampling by means of fine-meshed samplers attached to a bottom trawl
in the shallow (108-166 m), nearshore waters of the north eastern shelf of South Georgia. Low values ... waters of the north eastern shelf of South Georgia. Low values of the abundance index, including most ... 1987 au 10 janvier 1988). Les cercles pie ins et numerotes representent les traits de chalut ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 69-86 : Author(s): Ślósarczyk, W. and I. Wójcik
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Preliminary analyses of data collected during experimental phases of the 1994/95 and 1995/96 Antarctic crab fishing seasons
the eastern and northern coasts of the island, CPUE first decreased and Table 1: Summary statistics ... (p < 0.05). Predictions from equation 3 are illustrated in the middle panel of Figure 3. The binomial ... illustrate the fit of the GAM with gamma errors and log-link to the positive CPUE data. The middle panel ... that crab densities are probably low along the eastern coast of the island and at depths of less than ... regressions were probably a result of small catches, inter-haul variability in CPUE, and crab movement and ... their release sites. Density estimates from the mark-recapture data were in the order of 50 000 to 100 ... estimates. In general, the experimental harvest regime was successful. The regime provided important ... information about crab distribution and facilitated evaluation of local depletion estimators for use in stock ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 141–159 : Author(s): Watters, G
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Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in CCAMLR Subarea 48.3
. (1983) suggested that C. gunnari otoliths from seal faeces lost 10–20% of their length during ... relationships in bigeye grenadier, Subarea 48.3 nototheniids had lost 15–25%. There is currently little ... : Macrouridae) from the upper and middle slope of the northwest- ern Mediterranean. Deep-Sea Res., I, 42 ... Paper Title: Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in ... holotrachys) caught as by-catch in the Patagonian toothfi sh (Dissostichus eleginoides) fishery in Subarea ... less accurate estimates of fish length. Seasonal variations in fish mass with reproductive condition ... in such studies should be representative of the size range consumed by predators. File: 09morley ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 133–143 : Author(s): Morley, S. and M. Belchier
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A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
the Ross Sea shelf; or eastwards with the eastern Ross Sea gyre, settling out along the continental slope ... with the eastern Ross Sea gyre, settling out along the continental slope and shelf to the east of the Ross Sea ... with the eastern Ross Sea gyre, settling out along the continental slope and shelf to the east of the Ross Sea ... extended into Subarea 88.2 (Hanchet et al., 2007) and a research trip was carried out into Subarea 88.3 ... larger gyre to the east (the eastern Ross Sea gyre), which is centred at about 165°W 70°S. Water ... gyre. Rickard et al. (2007) noted that the location and peak transport of the eastern gyre ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Author(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams
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Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000
to the pot interior. A drawstring held the bottom mesh together in the middle. This allowed pots ... . pots using biodegradable string to ensure that crabs could escape from gear lost during hauls ... m. During the 112 sets made in the trial period, 150 pots were lost, mostly at the start of the trials ... with a stronger hauler, with stronger gear to attach pots to the longline to prevent pots being lost. Shorter ... commercial viability of this fishing method for toothfish fisheries in the CCAMLR Convention Area. While the ... toothfish was notably lower than that achieved in the longline fishery. Importantly, the use of pots ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Author(s): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves
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Identifying taxonomic groups vulnerable to bottom longline fishing gear in the Ross Sea region
at either extreme, but in the middle, categorising some species as vulnerable or not will ultimately ... are found throughout the Ross Sea and in eastern regions of Subarea 88.2. Observations from the fishery ... seamounts. No samples have been collected from the eastern Ross Sea region, but they are found along ... Paper Title: Identifying taxonomic groups vulnerable to bottom longline fishing gear in the Ross ... vulnerable marine ecosystems (VMEs) requires a specific list of the taxa that are considered vulnerable in ... the fishery being assessed. New Zealand identified an interim list of taxa to monitor in fishery by ... -catch in the Ross Sea as part of its benthic fisheries impact assessment. The rationale for including or ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 105–127 : Author(s): Parker, S.J. and D.A. Bowden
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Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region
of the 1960s, principally by fleets from the ex-Soviet Union and other former Eastern Bloc countries ... n Pseudochnerzichthys georgiarzus, HepecTtInHcb no ~ p a i i ~ e i i Mepe Ha 1-2 Mecxqa no3me, qeM ... ., 1998) and to some extent around Elephant Island (eastern part of Subarea 48.1) (Kock, 1986, 1989a ... South Georgia and Shag Rocks, has been extensively studied by trawl surveys since the mid- 1960s ... Paper Title: Biological characteristics of Antarctic fish stocks in the southern Scotia Arc ... region Abstract / Description: Commercial exploitation of finfish in the southern Scotia Arc took place ... from 1977/78 to 1989/90, and was in its heyday from 1977/78 to 1981/82. Except for Elephant Island, the ... , despite substantial catches in the first four years of the fishery and ample opportunity to sample these ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Author(s): Kock, K.-H., C.D. Jones and S. Wilhelms
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Beyond MSY: a consideration of definitions of management objectives
correspondence to the behaviour of resources under exploitation. In the 1950s and 1960s it served a very useful ... seems impracticable. If recruitment is strong, the opportunity for good catches may be lost, while ... ligera e intensa. PJ.iCYHOK 1 PJ.iCYHOK 2 PJ.iCYHOK 3 - 322 - TJ.inJ.itfHble KpJ.iBble ... different guidelines under more realistic population models, taking account of the objectives set out in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Author(s): Gulland, J.A.
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Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
south to the eastern Subareas 48.1 and 88.3. The South Georgia series were R1 data from Watkins (1999 ... does not meet the deci- sion criteria at half the precautionary catch limit (Figure 8(a), middle ... proportional recruitment of krill. In this study, krill sampling data for empirical size frequencies were ... . The annual proportions of krill less than 36 mm in length to the total captured in net samples in four ... proportional recruitment in the CCAMLR study areas was similar to the variability in other krill studies and in ... the annual size distributions of krill in penguin diets. Simulations with either no fishing, or with ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Author(s): Kinzey, D., G. Watters and C.S. Reiss
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The foraging range of Adélie penguins – implications for CEMP and interactions with the krill fishery
of eastern Antarctica between 55 o E (Enderby Land) and 175 o E (Ross Sea). Adélie penguins feeding chicks ... superba. Locations of penguins on foraging trips were compared with historical records of fine-scale krill ... by satellite tracking, at seven widely-spaced breeding colonies along the coast of eastern Antarctica between ... of penguins on foraging trips were compared with historical records of fine-scale krill catch data ... , at seven widely-spaced breeding colonies along the coast of eastern Antarctica between 55"E (Enderby Land ... to the continental shelf and returned with krill, Etlplzausza superba. Locations of penguins on foraging trips were ... , the numbers of trips and the years over which tracking took place are provided in Table 1. Trivelpiece et ... tracking Adelie penguins on plotted in Figure 2 for the Mawson and Davis foraging trips by satellite ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 75–87 : Author(s): Kerry, K.R., J.R. Clarke, S. Eberhard, H. Gardner, R.M. Lawless, S. Corsolini, S. Focardi, E. Franchi, D. Rodary and R. Thomson