Search results
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Maturity stages for skates (Rajiformes)
, important elements of the reproductive cycle may go unrecorded, including females in the process of egg ... -laying. Additionally, the current description of females at stage 2 (maturing) in the CCAMLR observer ... updating the descriptions of the maturity stages for skates are provided, as is a rationale for considering ... a four-stage key that allows for the collection of data for fish that are at active stages of the ...
Meeting Document : CCAMLR-XXXIII/03 : Author(s): J. R. Ellis, S.R. McCully Phillips and V. Laptivovsky (United Kingdom)
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Maturity stages for skates (Rajiformes)
, important elements of the reproductive cycle may go unrecorded, including females in the process of egg ... -laying. Additionally, the current description of females at stage 2 (maturing) in the CCAMLR observer ... updating the descriptions of the maturity stages for skates are provided, as is a rationale for considering ... a four-stage key that allows for the collection of data for fish that are at active stages of the ...
Meeting Document : WG-FSA-14/33 : Author(s): J.R. Ellis, S.R. McCully Phillips and V. Laptivovsky (United Kingdom)
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CEMP indices 2004: analysis of anomalies and trends
Abstract: The CCAMLR Ecosystem Monitoring Program uses indices derived from data on indicator ... species and the environment collected by standard methods within the three Integrated Study Regions of the ... Convention Area. Each year the Secretariat updates the standardised index values and provides a summary of ... trends and anomalies in these data. In addition, developments during the intersessional period are ...
Meeting Document : WG-EMM-04/14 : Author(s): Secretariat
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SCIC-12
(NCP) cooperating with CCAMLR by participating in the Catch Documentation Scheme (CDS) Secretariat ... for amendment to the CCAMLR Conservation Measure 21-03 to introduce the assessment of uncertainty and ... variability in the estimation of green weight in notifications of intent to participate in krill fisheries ... Delegation of the European Union CCAMLR-XXXI/35 Information on illegal fishing in Statistical Area 58 ...
Meeting
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Summary of holdings of Patagonian toothfish (Dissostichus eleginoides) otoliths and size-at-age estimates from Heard and McDonald Islands (Division 58.5.2)
Abstract: Scientific observers aboard vessels in the Australian fisheries in 58.5.2 have ... collected Dissostichus eleginoides otoliths since the fishery commenced in the 1996/97 season. This program ... this Division. This paper summarises the otolith collection housed at the Australian Antarctic Division ... individuals which have been processed by the Central Ageing Facility to provide size-at-age estimates. Over ...
Meeting Document : WG-FSA-07/45 : Author(s): D.C. Welsford and G.B. Nowara (Australia)
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Spatial and temporal variability in foraging patterns of krill predators at Signy Island and South Georgia
Abstract: While constrained by the requirement to feed their young, land-based marine predators ... . In a system where the distribution and abundance of prey is highly variable, foraging behaviour must ... be highly adaptable. In this paper we consider the behaviour of seal and seabird krill-dependent ... species to determine whether foraging is more intense close to the colony, or whether it is more widely ...
Meeting Document : WG-EMM-02/33 Text : Author(s): P.N. Trathan, J.L. Tanton, A.S. Lynnes, M.J. Jessopp, H. Peat, K. Reid and J.P. Croxall (United Kingdom)
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On dispersion of different pelagic organisms, forming Antarctic backscattering in South Sandwich subarea during January–February 2000
Abstract: In the paper these have been discussed the results of acoustic estimation of ... groups of pelagic organisms. One can reveal, basing on the results of surveying, the influence of water ... layers as follows: krill predominatingly contributes to the antarctic pelagic community within proving ... ground locations occupied by the Weddell Sea waters and Frontal Zone of Weddell Gyral waters; myctophid ...
Meeting Document : WG-EMM-01/61 : Author(s): S.M. Kasatkina and A.P. Malyshko (Russia)
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Krill caught by predators and nets: differences between species and techniques
during February 1986 at South Georgia were compared to krill from scientific nets fished in the area at ... the same time. The length-frequency distribution of krill was broadly similar between predators and ... nets although the krill taken by diving species formed a homogeneous group which showed significant ... differences from krill taken by other predators and by nets. There were significant differences in the ...
Meeting Document : WG-EMM-96/09 : Author(s): Hill, H.J., Reid, K., Trathan, P.N., Croxall, J.P.
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Icefish fisheries
Mackerel icefish (Champsocephalus gunnari) is targeted by licensed fisheries in the Southern Ocean ... CCAMLR’s Working Group on Fish Stock Assessment (WG-FSA) and the Scientific Committee. See annual Fishery ... Reports. The Commission’s agreed limits for the current fishing season are defined in the Conservation ... measures. This species was heavily exploited in the 1970s and 1980s. Concern over the levels of ...
Page : Site Section: Fisheries
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WG-SAM-07
Meeting documents Doc Number Title WG-SAM-07/1 Preliminary Agenda and Annotated Preliminary Agenda for the ... 2007 Meeting of the Subgroup on Assessment Methods WG-SAM-07/10 Extension of the development of a ... management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands ... vicinity A. Brandão and D.S. Butterworth (South Africa) WG-SAM-07/11 Preliminary assessment of the South ...
Meeting