Resultados de la búsqueda
-
Marine debris collected at Cape Shirreff, Livingston Island, during the Antarctic season 1993/94
Arctocephalus gazella, and with the purpose of having a baseline zero for further studies using the guidelines ... store the greatest part of marine debris got together during several years from different areas of the ... composed by 1.754 objects collected from 36 beaches, with a total of 284.29 kg. As in previous studies on ...
Meeting Document : CCAMLR-XIII/BG/17 : Autor(es): Delegation of Chile
-
A proposal for a research plan for the exploratory longline fishery for Dissostichus spp. in 2013/14 in Division 58.4.3a
to participate in this exploratory fishery over the next three years in order to achieve a robust ... assessment of the stock in 2012 has been retained and updated with a small number of changes to try to ... %. Sustainable yield, calculated in accordance with the CCAMLR decision rules is around 70 tonnes for ...
Meeting Document : WG-FSA-13/04 : Autor(es): A. Rélot-Stirnemann - Submitted on behalf of France
-
Acoustic and catch data collected by the fleet – relevance for feedback management
coherent from year to year during the recent 6 years with some moderate variations, as also is the effort ... over the day and night and during the seasons. Diel migration, with krill being distributed close to ... obvious trend indicating declining krill density until May in the study year. Author(s): O.R. Godø, T ...
Meeting Document : WG-EMM-15/13 : Autor(es): O.R. Godø, T. Klevjer and G. Skaret (Norway)
-
Updated status of Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in inshore sites of the South Shetland Islands: results of a long-term monitoring program (1983–2016) at Potter Cove
consistent with those achieved from the most recent offshore bottom trawl research cruises in 2007 and 2012 ... decline in G. gibberifrons recruitment evidenced by the low proportions of juvenile fish; and 3) a high ... abundance of N. coriiceps. Results were also consistent with trends in seabirds that feed on juveniles of ... , to achieve a 33-year record, 1983-2016, to monitor changes in the prevalence of three species of ...
Meeting Document : WG-FSA-16/02 : Autor(es): E. Barrera-Oro, E. Marschoff and D. Ainley
-
Krill population biology during the 1991 Chilean Antarctic krill fishery
size from 1.5 to 3 cm). Two subsamples of 100 specimens each were taken from 50 samples and analysed ... and 55 mm TL, with a mean TL of 45 mm for females and 48 mm for males. A very weak mode for juvenile ... % juveniles. Of the females sampled, 25.2% bore spermatophores. Although the smallest specimen found with a ... spermatophore had a 36.5 mm TL, 80% of the females with spermatophores had a TL larger than 45 mm. In Area B, a ... were between 45 and 53.7 mm TL with a mode of 46.5 mm TL (Figure 3). In Area B north of Elephant ... ) Figure 3: Size frequency distribution of total females and females with spennatophores in Area A. 230 ... from 1.5 to 3 cm). Two subsamples of 100 specimens each were taken from 50 samples and analysed. The ... between 30 and 55 mm TL, with a mean TL of 45 mm for females and 48 mm for males. A very weak mode for ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 223–235 : Autor(es): Mujica R., A., E. Acuña S. and A. Rivera O.
-
Glider-based estimates of Antarctic krill in Bransfield Strait, and the West shelf off Livingston Island, Antarctica
Research), equipped with a suite of oceanographic sensors (CTD, fluorometers, and oxygen) and a three ... from 350 glider profiles was 25.0 g m-2, compared with the mean biomass density of 28 g m-2 collected ... over 13 years of ship surveys. On the west shelf of Livingston Island, glider-based biomass densities ... the area of ship surveys to overlap with the area surveyed by the glider was 79 g m-2. Mean biomass ...
Meeting Document : WG-EMM-2019/13 : Autor(es): C. Reiss, A. Cossio, G. Cutter, J. Walsh and G. Watters
-
Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.2
distribution was observed from 2002/03 to 2004/05, with broad modes at TOT 58.4.2 3 Weighted Frequency ... and areas ......................................................................... 3 3 ... association with a new fishery for Chaenodraco wilsoni, Lepidonotothen kempi, Trematomus eulepidotus and ... 2001/02 in association with a new fishery for Macrourus spp. In 2002/03, the fishery for Dissostichus ...
Document : Site Section: Publications
-
Antarctic fur seal (Arctocephalus gazella) pup growth rates obtained at Cape Shirreff, Livingston Island, South Shetlands: 1994/95 to 1997/98 (CEMP Index C2, Procedure B)
followed by females, which appear to have no relation with sea-ice variation. Four years of data is ... ). For comparison purposes we contrasted our data with values reported for Bird Island, South Georgia ... (1973-1987). From this comparison, Cape Shirreff's male pups resulted to have a faster growth with ... Shirreff's male pups grow faster in order to undergo with better body conditions higher latitude ...
Meeting Document : WS-AREA 48-98/18 Rev. 1 : Autor(es): R. Hucke-Gaete, V. Vallejos and D. Torres (Chile)
-
Schedule for the Thirty-eighth Meetings of the Commission and the Scientific Committee
In discussion with the Chairs, this preliminary timetable has been produced to allow both SCIC and ... small delegations to engage more easily with these Committees. This preliminary timetable may be ... . Other business- remaining SCIC issues SCAF 1. Opening SCAF 2. Organisation of meeting SCAF 3. Audited ... SCAF 6. Performance Review SCAF 7. Consideration of dormant funds 10. Cooperation with other ...
Page : Site Section: Meetings
-
Fishery Report: Dissostichus eleginoides Prince Edward Islands South African EEZ (Subareas 58.6 and 58.7)
........................................................................... 2 1.3 Size distribution of catches (time series) ......................................... 3 ... 2. Stocks and areas ......................................................................... 3 ... 3. Parameter estimation ................................................................... 3 4 ... marine mammals with longline fishing operations .... 7 7. Harvest controls and management advice ...
Document : Site Section: Publications