Resultados de la búsqueda

1. Preliminary studies on age, growth and size at sexual maturity of Dissostichus eleginoides in the Ob-Lena Bank in the 2007/08 season

   tended to overestimate for < 30 years, but underestimate for > 30 years, as compared to AAD readers ... eleginoides sampled in the 2007/08 season in the Ob-Lena Bank were carried out. The ages of 214 of 3,013 fish ... reader (who is different from the last year’s reader) recounted annuli for the 214 otolith samples and ... comments. The estimated ages ranged from 5 to 48 years for males and from 4 to 48 years for females. Ten to ...

   Meeting Document : WG-FSA-11/16 : Autor(es): K. Taki, T. Iwami and M. Kiyota (Japan)

2. Observation of seabirds in the Southern Ocean in 1988/89

   Paper Title:  Observation of seabirds in the Southern Ocean in 1988/89 Abstract / Description ... :  This paper examines the numerical and species distribution of birds in the sub-Antarctic area of the ... :00; 12:00, 16:00 and 20:00 ship-time, while sailing between Antarctic stations and while en route to ... study period are discussed as is the wide variability of numerical and species distribution in each ... shown in Figure 1. Observations lasting 30 minutes each were carried out during the daylight hours at ... witnessed in the area of Bunger Hills Station near the ice-edge. During repeat observations (9 to 20 ... 73°30'S in the Pacific sector. Most often single birds were observed and it was rare for two to be ... . Large flocks of up to 20 birds were common in summer to the east of 74°W. The number observed at one ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Autor(es): Vagin, A.V. and V.V. Popov

3. Proposal for a longline survey on toothfish in Statistical Subarea 48.6 in 2017/18

   South Africa.  In future years the aim is to expand the investigation and involve additional ... collaborating members. In 2018 a new Norwegian fishing vessel will be available, equipped with advanced ... Abstract:  Norway proposes a plan to investigate the toothfish populations in the Statistical ... Subarea (SS) 48.6 in 2017/18 using standardised longline gear, established tagging techniques, pop-up tags ...

   Meeting Document : WG-FSA-17/61 Rev. 1 : Autor(es): Delegation of Norway

4. Distribution characteristics of krill aggregations in the fishing ground off Coronation Island in the 1989/90 season

   Paper Title:  Distribution characteristics of krill aggregations in the fishing ground off ... Coronation Island in the 1989/90 season Abstract / Description:  Distributional characteristics of krill ... aggregations in the Coronation Island fishing ground were examined in relation to environmental factors, the ... common types of krill aggregations were recorded in the Coronation Island area over the observation ... -east (500 1O'S to 59° 30'S and 43°30'W to 44°W) and south-west (Figure 1). In the daytime, krill was ... the continued increase in the proportion of males and females feeding intensely who went into the ... /green liver 15 - dark-green/green liver 65 20 40 60 1:30 10 19.12.89 - 7.0I.90r. time ... \~. P . • . • . • 20 30 • • t • , "' ... I' 50 t I· ... ··"· ", • . 0 . 01 . . I ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Autor(es): Kasatkina, S.M. and V.I. Latogursky

5. The recent decline in recruitment of Gobionotothen gibberifrons in the South Shetland Islands (CCAMLR Subarea 48.1)

   ’s. In 2012, the proportion of immature fish (<30 cm) in the population was less than 10 ... Shetland Islands ceased after the 1989/90 season. One of the larger and most abundant species in the area ... %. Recruitment failure was restricted to Elephant Island and the lower South Shetland Islands. Surveys in the ... Antarctic Peninsula in 2006 and in the South Orkney Islands in 2009 demonstrated normal recruitment. What ...

   Meeting Document : WG-FSA-12/20 : Autor(es): K.-H. Kock (Germany) and C.D. Jones (USA)

6. Korean research plan for Dissostichus spp. in Subarea 48.5 in 2015/16

   area for two years. The Republic of Korea noted that the research activities in this region had ... no vessel previously fished. In this region, the severe ice condition existed for many years and no ... Subarea 48.5 from 2015/2016 to 2017/2018 using Korean commercial bottom longline vessel in accordance with ... Abstract:  The Subarea 48.5 is a large area contained from 60°W to 20°W where has been closed to ...

   Meeting Document : WG-SAM-15/08 : Autor(es): Delegation of the Republic of Korea

7. Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia

   Paper Title:  Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed ... on fine-scale (0.5 o latitude x 1 o longitude) data show that harvesting in the Scotia Sea has been ... mainly in shelf and shelf-break areas on the northern side of the Scotia Arc. Regional analyses reveal ... trawl statistics have been recorded in the South Georgia area. Analyses of these data show marked ... appear that areas well to the west (-42"W and 54"s) were targeted in some years (CCAMLR Statistical ... restricted area of about 30 x 20 km. There were also a few isolated hauls made outside this area. During ... ) of lower krill abundances and lower catch rates in the fishery during warmer years. In 1994 and ... 1995 the catches were higher and the water temperatures were generally cooler. In these years more ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Autor(es): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt

8. Seasonal and interannual variability of krill, salp and other zooplankton populations in the northwest Antarctic Peninsula region: summer 2001 in relation to the Long-Term AMLR Data Set

   past 20 years. This resulted from large concentrations of Calanoides acutus, Metridia gerlachei and ... Calanus propinquus and indicate enrichment in oceanic and coastal waters relative to other years. Author(s ... . Increased abundance relative to 1999 resulted in part from recruitment of the 1998/99 and 1999/2000 year ... February-March reflected normal seasonal spawning in 2000/2001. This is the third year in a row that ...

   Meeting Document : WG-EMM-01/45 : Autor(es): V. Loeb (USA)

9. Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2017 – Reflection of the recommendations by WG-EMM-16 and SC-CAMLR-XXXV

   further work, in particular regarding the issues and questions raised at WG-EMM-16 and SC-CAMLR-XXXV. Here ... Abstract:  The CAMLR Scientific Committee in 2016 reviewed three scientific background documents ... in support of the development of a CCAMLR MPA in the Weddell Sea. Germany was asked to carry out ... scenarios. In this context, we show how the cost layer works. Subsequently, a revised Marxan approach based ...

   Meeting Document : WG-SAM-17/30 : Autor(es): K. Teschke, H. Pehlke and T. Brey on behalf of the German Weddell Sea MPA (WSMPA) project team

10. Season extensions in the longline fishery for Dissostichus eleginoides in Statistical Division 58.5.2

    Abstract:  Season extension trials occur step-wise in the longline fishery for Dissostichus ... eleginoides in Statistical Division 58.5.2.  This paper presents results of trial fishing season extensions ... for the periods between 15 and 30 April, and between 1 and 14 November, during 2013/14 and 2014/15 ... longline fishing season.  Subject to these conditions being met, the post-season is proposed to be extended ...

    Meeting Document : WG-FSA-15/48 : Autor(es): J. Barrington and T. Lamb (Australia)

Páginas