Результаты поиска
-
An initial examination of using CPUE as a fishery performance index for the krill fishery
Abstract: Early analyses of CPUE in the krill fishery concluded that it was not a useful index of ... differing relationship with the total catch in the same subarea. Comparison of the annual FPI with the krill ... difference between this overall mean and the mean for each year in which the vessel fished. An overall ... krill abundance. However, understanding the factors effecting the operation of the krill fishery and the ...
Meeting Document : WG-EMM-16/10 : Автор(ы): CCAMLR Secretariat
-
Fish prey of the wandering albatross Diomedea exulans at South Georgia
caught in the commercial fishery there. However, two of the three main target species of this fishery in ... Abstract: The fish diet (45% of total diet by weight) of Wandering Albatrosses rearing chicks at ... South Georgia during the austral winters of 1983 and 1984 was investigated using otoliths retrieved from ... regurgitations. These provide the first quantitative data for this species and for any albatross. By number of ...
Meeting Document : SC-CAMLR-VII/BG/05 : Автор(ы): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)
-
Quantitative stock survey and some biological and morphometric characteristics of the deep-sea red crab Geryon quinquedens off south west Africa
Abstract: In order to assess the abundance of the red crab Geryon quinquedens, two otter-trawl ... cruises were undertaken in July and September 1978, on the continental slope off South West Africa. A ... width, whereas the mode for males was at 11.2 cm. In general. larger animals tended to inhabit shallower ... states indicated that males were predominantly in the inter-moult stage while most females were either ...
Meeting Document : WS-CRAB-93/22 : Автор(ы): C.J. De B. Beyers and C.G. Wilke (South Africa)
-
Preliminary results of the E.L. Holmberg 1994 cruise to Subareas 48.3 and 48.2
in Subarea 48.3 on a random stratified des n are used to estimate the standing stocks of the main ... South Georgia Islands. In the Scotia Sea the boundary of the Weddell-Scotia confluence was found within ... surface water temperature of about-0.5 to-1.0 in a period of approximately 20 days was detected around ... the spatial structure of fish populations significantly affects the results of biomass estimates ...
Meeting Document : WG-FSA-94/29 : Автор(ы): E.R. Marschoff, B. Prenski, B. Gonzalez, C. Remaggi and C. Balestrini (Argentina)
-
Proposal to standardise the submission of meeting documents to working groups
benefit from some standardisation of the Working Group-specific differences in relation to: submission ... Abstract: At the request of the Scientific Committee, the Secretariat has prepared a single ... reference document which provides guidelines for the submission of meeting documents to the Scientific ... Committee, WG-EMM and WG-FSA (including ad hoc WG-IMAF). In the Secretariat’s view, the guidelines would ...
Meeting Document : WG-EMM-05/10 : Автор(ы): Secretariat
-
Introduction of the recent Korean research activity and future plan on penguin breeding and behavior
Antarctic Program in Barton Peninsula on King George Island. On top of the routine and traditional census ... Abstract: This report is a summary of the past and current penguin research efforts by the Korean ... project, in collaboration with other partners, is also pursued in the Ross Sea sector, which is designed ... . The intent is to contribute to CCAMLR science in more committed and systematic fashion. Author(s ...
Meeting Document : WG-EMM-15/12 : Автор(ы): Delegation of the Republic of Korea
-
Density and geographical distribution of krill larvae on the Weddell – Scotia Confluence region during summer 2011
Abstract: The analysis of euphausiid larvae collected during january 2011 in the Weddell Scotia ... Confluence region show a strong decrease in the abundance of Euphausia superba larvae and an increase in ... associations of the different larvae and especies correspond to the available information. The densities ... observed during the cruise were compared with densities obtained in 1981 and 1995 calculating expected ...
Meeting Document : WG-EMM-16/51 : Автор(ы): E. Rombolá, C. Franzosi, G. Tossonotto, V. Alder and E. Marschoff
-
Outline for year 3 of the 3-year longline survey to determine toothfish population connectivity between Subareas 48.2 and 48.4
third year of an agreed 3-year longline survey, in the wider context of connecting the recently ... undertaken surveys in Subarea 48.2 with the established fishery in Subarea 48.4. The overall research ... analysis plan leading towards the development of a stock hypothesis for the eastern regions of 48.2 and ... southern regions of 48.4. Author(s): M. Söffker and M. Belchier Title: Outline for year 3 of the 3-year ...
Meeting Document : WG-SAM-18/15 : Автор(ы): M. Söffker and M. Belchier
-
A drone-based Antarctic fur seal (Arctocephalus gazella) census of the St. Telmo Islands, South Shetland Archipelago
the peak of recent production in 1997. Given the historical importance of Cape Shirreff and St Telmo ... to obtain in remote polar environments. The standard approach for income breeding pinnipeds, such as ... population dynamics in the South Shetland archipelago are largely driven by two breeding colonies, Cape ... the 1990’s, logistical challenges have prevented surveys of the St Telmo Islands since 2008. Over the ...
Meeting Document : WG-EMM-2019/65 : Автор(ы): D.J. Krause and M.E. Goebel
-
ECOLOGICAL REPERCUSSIONS OF HISTORICAL FISH EXTRACTION FROM THE SOUTHERN OCEAN
Abstract: A major mid-1980s shift in ecological structure of significant portions of the Southern ... oscillated between two states, but has remained in its “positive mode” since the time of the fish extraction ... of heavy fishing. These patterns indicate the past importance of demersal fish as prey in Antarctic ... Ocean was partially due to the serial depletion of fish by intensive industrial fishing, rather than ...
Meeting Document : WG-EMM-08/P07 : Автор(ы): D. Ainley and L. Blight
Страницы
- « первая
- ‹ предыдущая
- …
- 631
- 632
- 633
- 634
- 635
- 636
- 637
- 638
- 639
- …
- следующая ›
- последняя »