Search results
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On commercial significance of krill aggregations
of acoustic investigation obtained in the Soviet trawler operation areas in Subareas 48.1-48.4 were ... and 2002 (2380 hauls). In the course of the recent twenty years, krill has been fished in the areas ... numbering 22000 hauls for the period of 1986-1990 and those from Ukrainian trawlers for the period of 2001 ... estimated at 24 g/m2 (Boyd, 2001). As is evident from comparison of above density values, the fleet and ...
Meeting Document : WG-EMM-03/31 : Author(s): S.M. Kasatkina (Russia)
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Decline of Antarctic fur seal (Arctocephalus gazella) population at SSSI No. 32, South Shetlands, Antarctica, during 1997/98: a discussion of possible causes
mean weights are reported. Nevertheless, we expect to see during the following split season (1998/99 ... mean weights are reported. Nevertheless, we expect to see during the following split season (1998/99 ...
Meeting Document : WG-EMM-98/17 : Author(s): R. Hucke-Gaete, D. Torres, A. Aguayo and V. Vallejos (Chile)
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WG-EMM-07
Analysis of krill fishery behaviour in the southwest Atlantic: potential signals for moving fishing ... recruitment evident in the diet of Pygoscelid penguins and net trawls in the South Shetland Islands ... -07/15 Long-term forecast of the conditions of krill (Euphausia superba Dana) fisheries in the ... . Pryor WG-EMM-07/17 Investigations of krill transport factors in the local areas in the Scotia Sea ...
Meeting
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Mercury concentrations in Patagonian toothfish, Dissostichus eleginoides Smitt 1898, among three distinct ocean basins
across the range examined. However, fish were significantly smaller within the Atlantic basin (mean=84.52 ... or size across the range examined and was less for Atlantic basin fish) mean=0.23 ppm) than either Pacific ... examined. However, fish were significantly smaller within the Atlantic basin (mean=84.52 cm; 5.57 kg; n=142 ... examined and was less for Atlantic basin fish ) mean=0.23 ppm) than either Pacific (0.73 ppm) or Indian ...
Meeting Document : WG-FSA-06/24 : Author(s): K. Dawson Guynn and M.S. Peterson (USA)
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Length-at-age in juvenile Patagonian toothfish (Dissostichus eleginoides)
to be from fish 1+ or 2+ years old, with mean total lengths of 32.5 cm and 41.3 cm respectively ... 1+ or 2+ years old, with mean total lengths of 32.5 cm and 41.3 cm respectively. No difference was found between ... of the otoliths (83.6%) were estimated to be from fi sh 1+ or 2+ years old, with mean total lengths of 32.5 cm ... the 0+ cohort comprised only six fi sh. The mean total length (TL) for each cohort is shown in Table ... peaks Length-at-age in juvenile Patagonian toothfi sh 4 Ashford et al. Table 1: Mean total length ... (TL) for each age cohort. Age Mean TL (cm) SE n 0+ 19.8 0.83 6 1+ 32.5 0.17 121 2+ 41.3 0.38 113 ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 1–10 : Author(s): Ashford, J., C. Jones, S. Bobko and I. Everson
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FIELD IDENTIFICATION GUIDE TO HEARD ISLAND AND MCDONALD ISLANDS (HIMI) BENTHIC INVERTEBRATES: A GUIDE FOR SCIENTIFIC OBSERVERS ABOARD FISHING VESSELS
specific reference material for the identification of benthic invertebrates in areas specific to which ... observer identifications and also to assist in the identification of vulnerable areas, the Scientific ... of invertebrate by-catch when operating in the HIMI region. The Australian Antarctic Division has now ... Abstract: At CCAMLR-XXVI the Working Group on Fish Stock Assessment (WG-FSA) noted a lack of ...
Meeting Document : SC-CAMLR-XXVIII/BG/12 : Author(s): Delegation of Australia
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Informe sobre la operación del B/P nasero Viking Sky durante Setiembre–Octubre del 2001: Atlántico sudoccidental (latitudes 37°–38° sur y 42° sur) Área estadística 41
maturity (84% of males and 89% of females), which means that most of the capture were juvenile ... determined in the grade 2 of gonadic maturity (84% of males and 89% of females), which means that most ...
Meeting Document : WG-FSA-02/66 : Author(s): O.D. Pin y H. Nión (Uruguay)
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REFERENCE OBSERVATIONS FOR VALIDATING AND TUNING OPERATING MODELS FOR KRILL FISHERY MANAGEMENT IN AREA 48
reference points for the density of krill, and the abundance of “generic” seals, penguins and whales in 1970 ... considered a definitive description of the relevant dynamics. This exercise resulted in population sizes for ... Abstract: In 2007 WG-SAM defined a set of reference observations for validating and tuning ... . The numerical calendar is a partly subjective interpretation of limited data and should not be ...
Meeting Document : WG-EMM-08/10 : Author(s): S. Hill (United Kingdom), J. Hinke (USA), É. Plagányi (South Africa) and G. Watters (USA)
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INGESTION OF FISHING GEAR AND ENTANGLEMENTS OF SEABIRDS: IMPLICATIONS FOR MONITORING AND MANAGEMENT
of a 16 year dataset collected at Bird Island indicated that the amount of gear found in association ... corresponding with a substantial increase in the number of multifilament snoods (gangions), suggesting that the ... legislation prohibits discarding of gear (hooks and line) in offal, and compliance is often unknown. Analysis ... with wandering albatross colonies was an order of magnitude greater than in any other species ...
Meeting Document : WG-IMAF-09/10 : Author(s): R.A. Phillips, C. Ridley, N. Harrison (United Kindom), K. Reid (Secretariat), G.N. Tuck (Australia) and P.J.A. Pugh (United Kingdom)
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Fishing gear, marine debris and oil associated with seabirds at Bird Island, South Georgia, 2002/03
, black-browed and grey-headed albatrosses. In all cases, no more than about 1-2 % of the birds’ plumage ... were typical of those used in the demersal longlinefishery around South Georgia and the Falklands ... such annual report. As in most previous years, more items of fishing gear (mostly longlining gear) and ... , though numbers of both decreased slightly since last year. The quantity of fishing gear associated with ...
Meeting Document : SC-CAMLR-XXII/BG/09 : Author(s): Delegation of the United Kingdom