Результаты поиска

1. Demographic effects of extreme weather events: snow storms, breeding success, and population growth rate in a long-lived Antarctic seabird

   season and nearly 30% of the interannual variation in colony productivity in period 1985–2014. Snow ... population growth rate. We used detailed data on daily individual nest survival in a year with frequent and ... consequences of such events. In this study, we aimed to quantify the effects of snow storms on nest survival in ... overall productivity. Snow storm events explained 30% of the daily nest survival within the 2011/2012 ...

   Meeting Document : WG-EMM-16/P13 : Автор(ы): S. Descamps, A. Tarroux, Ø. Varpe, N.G. Yoccoz, T. Tveraa and S.-H. Lorentsen

2. Proposal for a CCAMLR sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea

   Abstract:  The exploratory fishery for Dissostichus spp. has now been operating for 14 years in ... Subarea 88.1 and for nine years in Subarea 88.2. Associated research has led to an assessment of the ... operations, different vessels catch different length classes in different locations and in different years ... fisheries potential yield, but a source of ongoing uncertainty in the stock assessment concerns recruitment ...

   Meeting Document : WG-SAM-11/16 : Автор(ы): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand)

3. Determination of a statistically based survey area suitable for hydroacoustic stock assessment of Euphausia superba in the Elephant Island, King George Island, Bransfield Strait area

   -series of data from 1981, 1984 and 1978-1989 permitted resolution of inter-year differences in standing ... be shown to exhibit high standing stock (greater than 2 million tons) years, moderate standing stock ... (approximately 1 million tons) years, and low standing stock (less than 1/2 million ton) years. The size of the ... total area (200 m by 200 nm) can be adequately surveyed in 10 to 14 days and covers sufficient area to ...

   Meeting Document : SC-CAMLR-VIII/BG/32 : Автор(ы): Delegation of USA

4. Krill biomass in Area 48 and Area 58: recalculation of FIBEX data

   :  Krill biomass in Area 48 and Area 58: recalculation of FIBEX data Approval:  Approved ...

   Meeting Document : WG-KRILL-92/20 : Автор(ы): P.N. Trathan (United Kingdom), D. Agnew (Secretariat), D.G.M. Miller (South Africa), J.L. Watkins, I. Everson, M.R. Thorley, E. Murphy, A.W.A. Murray and C. Goss (United Kingdom)

5. Updates to Fishery Reports – A prototype based on the ‘Exploratory fishery for Dissostichus mawsoni in Subarea 48.6’ Fishery Report

   produced in R Markdown may be exported into pdf format (this paper) as well as html pages (available on the ... SAM meeting server). The 2018 Working Group on Fish Stock Assessment welcomed the Secretariat’s intent ... prototype based on the ‘Exploratory fishery for Dissostichus mawsoni in Subarea 48.6’ Fishery Report ...

   Meeting Document : WG-SAM-2019/35 : Автор(ы): CCAMLR Secretariat

6. ENCOUNTERS WITH VULNERABLE MARINE ECOSYSTEMS IN THE CONVENTION AREA

   Abstract:  So far in 2008/09, the Secretariat has received 30 VME-indicator notifications from ... 88.2. In addition, the Secretariat has received 30 notifications of encounters with VMEs during the ... , 5.1-10.4 VME-indicator units per segment, depth 1272-1694 m). No notification has been made in ... relation to fishing in Divisions 58.4.1, 58.4.2 and 58.4.3b. The notifications resulted in the declaration ...

   Meeting Document : WG-EMM-09/08 : Автор(ы): Secretariat

7. Reproduction in Antarctic notothenioid fish - a review

   –20% of that of females. Length at first spawning may be from 55% of Lmax onwards, but in many species ... gunnari in the Atlantic Ocean sector do not spawn each year. Gonadosomatic index (GSI) of females is 15–40 ... Abstract:  Abstract: Gonad maturation in Antarctic notothenioid fish is a biennial process ... Zone are autumn/winter spawners, whereas in the High-Antarctic Zone more species spawn in summer and ...

   Meeting Document : SC-CAMLR-X/BG/12 : Автор(ы): Delegation of Germany

8. Regional catch analysis of the longline fishery of Dissostichus eleginoides (Pisces: Nototheniidae) in Chile

   statistics published by the SERNAP (National Fishery Service). It shows that activity has lasted few years in ... patagonian toothfish (Bacalao de profundidad), Dissostichus eleginoides, has been developed are based in ... each geographic region considered. As captures have decreased in the northern zone, the artisanal fleet ... has migrated towards south, concentrating actually in the X Region of Chile and we attract attention ...

   Meeting Document : WG-FSA-91/10 : Автор(ы): C. Lemaitre, P. Rubilar, P. Gebauer and C.A. Moreno (Chile)

9. A CHARACTERISATION OF THE TOOTHFISH FISHERY IN SUBAREAS 88.1 AND 88.2 FROM 1997/98 TO 2008/09

   Abstract:  The exploratory fishery for Dissostichus spp. has now been operating for 13 years in ... Subarea 88.1 and for 8 years in Subarea 88.2. During that time a large amount of distributional and ... characterise the general fishing patterns over time and, in particular, to identify possible changes to the ... in depth/location of fishing, and length and age structure of the population. The catch limit was ...

   Meeting Document : WG-FSA-09/36 : Автор(ы): S.M. Hanchet, A. Dunn and S. Mormede (New Zealand)

10. Toward a System of Marine Protected Areas in the Southern Ocean

    the Weddell Sea and the Antarctic Peninsula in 2018. Here ASOC provides an overview of these proposals ... marine protected area (MPA) in the Ross Sea region, which will come into force on December 1 st this year ... realize this commitment, ASOC recommends that CCAMLR designate an MPA in East Antarctica this year, and in ... Abstract:  ASOC commends CCAMLR for its historic decision in 2016 to designate a large-scale ...

    Meeting Document : SC-CAMLR-XXXVI/BG/32 : Автор(ы): Submitted by ASOC

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