Résultats de la recherche

1. Temporal changes in sighting density indices of baleen whales in CCAMLR Subareas 48.1 and 48.2 based on three circumpolar sighting surveys

   . CPI, CPII and CPIII data in Subarea 48.1 corresponded to years 1982/83, 1989/90 and 1993/94+1999/00 ... , respectively while that in Subarea 48.2 those corresponded to years 1981/82, 1986/87 and 1997/98, respectively ... Abstract:  This paper examines temporal changes in distribution and sighting density indices of ... krill-eater baleen whales in Subareas 48.1 and 48.2. This paper was prepared in response to a suggestion ...

   Meeting Document : WG-EMM-16/26 : Auteur(s): L.A. Pastene and T. Hakamada

2. Effects of variability in prey abundance on reproduction and foraging in chinstrap penguins (Pygoscelis antarctica)

   somewhere along the continuum between maintaining constant investment in foraging effort between years and ... optimally balance investment in current and future offspring. However, when trying to optimize investment in ... contend with large interannual fluctuations in prey availability and hence the cost of chick provisioning ... letting chick provisioning fluctuate or holding chick provisioning constant and varying investment in ...

   Meeting Document : WG-EMM-06/P6 : Auteur(s): D.A. Croll, D.A. Demer, R.P. Hewitt, J.K. Jansen, M.E. Goebel and B.R. Tershy (USA)

3. Continuation of multi-Member research on the Dissostichus eleginoides exploratory fishery in 2017/18 in Division 58.4.3a by France and Japan

   the coming years in order to contribute to the tagging program and to achieve a robust stock ... Abstract:  In Division 58.4.3a, since 2012, research fishing has been conducted in the research ... ). The catch limit for Dissostichus spp. is 32 tonnes in 2014/2015 and the total reported catch up was ... reported due to engine damage for the French vessel and no fishing activity in the area for the Japanese ...

   Meeting Document : WG-FSA-17/55 : Auteur(s): Delegations of France and Japan

4. ANNUAL CHANGES IN SPECIES COMPOSITION AND ABUNDANCE OF BY-CATCH FISH COLLECTED BY JAPANESE KRILL SCIENTIFIC OBSERVERS IN THE NORTH OF SOUTH GEORGIA (CCAMLR SUBAREA 48.3), DURING AUSTRAL WINTER FROM 2002 TO 2008

   , Lepidonotothen larseni and Champsocephalus gunnari, were recorded in every year from 2002 to 2008, and also the ... the increase in size in recent years. Electrona antarctica was not a major component of the recent ... -catch samples collected by scientific observers onboard Japanese commercial krill fishing vessels in the ... families were identified in the by-catch samples, among which the 3 species, Krefftichthys anderssoni ...

   Meeting Document : WG-EMM-11/40 : Auteur(s): T. Iwami, K. Taki and M. Kiyota (Japan)

5. The State of Exploited Fish Stocks in the Atlantic Sector of the Southern Ocean in 1988

   first peak years 1969-71 which yielded about 500,000 tonnes in 2 seasons. Since 1975/76 fishing is ... Abstract:  Finfish have been harvested in the Atlantic sector of the Southern Ocean since the end ... of the 1960s by the Soviet Union mainly. Notothenia rossii marmorata was the target species in the ... guntheri. Catches of C. gunnari peaked at about 240,000, 220,000 and 100,000 tonnes in 1976-78, 1982-84 and ...

   Meeting Document : WG-FSA-88/14 : Auteur(s): K.-H. Kock and F.-W. Köster (FRG)

6. Estimation of the incidental capture of seabird species in commercial fisheries in New Zealand waters, 2001/02

   : 81 seabirds (c.v. = 4%) were estimated caught on chartered tuna longlines in southern waters; 20 ... operations in 2001–02: 324 from observed trawl fishing operations (87% landed dead); 167 from tuna (Thunnus ... (numbers of seabirds per observed fishing operation) in 2001–02, with seabirds reported caught from 26% of ... observed domestic tuna sets in northern waters, 22% of observed chartered Japanese longlines off the ...

   Meeting Document : WG-FSA-04/56 : Auteur(s): S.J. Baird (New Zealand)

7. Examination of the characteristics of the fishery for Dissostichus eleginoides in the CCAMLR Statistical Subarea 48.3 and its implications on estimating trends in catch per unit effort

   Dissostichus eleginoides is not uniformly distributed in its range. In some years, though not all, the fishery ... and random in haul-by-haul catch and effort data from the longline fishery for Dissostichus ... eleginoides in Subarea 48.3. We concentrate on presenting the results of preliminary work on the potential ... fishing effort (number of hooks on a line) has changed in its fishing properties over time, and if soak ...

   Meeting Document : WG-FSA-SAM-05/17 : Auteur(s): A.J. Constable, S.G. Candy and B. Raymond (Australia)

8. Korean research plan in Subarea 88.3 in 2016/17

   /16 season the Korean flagged vessel, Greenstar, conducted 1 st year research in this area. Total of ... 88.3 she did not find any recaptures of previous surveys. In second research year, the Greenstar is ... recapture. it was further noted that there was no research activities more than two consecutive years in the ... results in an assessment of a stock in 3-4 years time (SC-CAMLR XXVIII, paragraphs 4.165). During the 2015 ...

   Meeting Document : WG-SAM-16/11 : Auteur(s): Delegation of the Republic of Korea

9. Research plan for the exploratory longline fishery for Dissostichus spp. in Subarea 88.3 in 2017/18

   /17 season the Korean flagged vessel, Greenstar, conducted 2 nd year research in this area. Total of ... 88.3 she did not find any recaptures of previous surveys. In third research year, the Greenstar is ... recapture. it was further noted that there was no research activities more than two consecutive years in the ... results in an assessment of a stock in 3-4 years time (SC-CAMLR XXVIII, paragraphs 4.165). During the 2016 ...

   Meeting Document : WG-SAM-17/43 : Auteur(s): Delegation of the Republic of Korea

10. Survey results on abundance and biology of toothfish in Division 58.4.3b by Shinsei maru No.3 during 2006/07–2011/12 and proposal of the consecutive survey in 2012/13

    downward tendencies with years. D. mawsoni mainly occurred in the shallower areas > 1 200 m but ... Abstract:  Research-based New and Exploited fisheries have been conducted in order to collect ... information for the stock status and biology of toothfish in the Division 58.4.3b (Banzare Bank), using a ... decreased in the CPUE as the depth decreased, while D. eleginoides mainly occurred in 600 – 1 000 m depths ...

    Meeting Document : WG-FSA-12/56 : Auteur(s): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)

Pages