Search results
-
Learning about Antarctic krill from the fishery
understanding their biology to be able to make reliable predictions about the reaction of their populations to ... biology. The krill fishery is the largest fishery in the Southern Ocean, continuously operating since ... discussions to understand krill biology. In this paper, after a brief overview of krill fishery operation and ... research in relation to recent changes in the Southern Ocean environment. Author(s): S. Kawaguchi and S ...
Meeting Document : WG-EMM-06/24 : Author(s): S. Kawaguchi and S. Nicol (Australia)
-
A review and preliminary analysis of CEMP data
Abstract: A review of the data in the CEMP database revealed minor inconsistencies that have now ... could be the cause. An examination of migration patterns in the Peninsula region would make show the ... . Other problems were detected, such as the use of old forms and Standard Methods, and the increasing ... amount of automated data being collected and submitted. Members should ensure that they use the most ...
Meeting Document : WG-EMM-02/7 : Author(s): Secretariat
-
Krill and zooplankton populations monitored during AMLR 2004 surveys (Subarea 48.1) with respect to the long-term Elephant Island area datasets
Abstract: Net sampling during annual field season activities of the U.S. Antarctic Marine Living ... good recruitment of the 1990/00, 2000/01 and 2001/02 year classes and little contribution from the 2002 ... individuals occurred in the Elephant Island Area during January, larval concentrations and maturity stage ... concentrations of larval stages suggested potentially good recruitment success from the 2003/04 year class. The ...
Meeting Document : WG-EMM-04/72 : Author(s): V.J. Loeb (USA)
-
AGE AND GROWTH OF SPINY ICEFISH, CHAENODRACO WILSONI REGAN, 1914, OFF JOINVILLE-D'URVILLE ISLANDS (ANTARCTIC PENINSULA)
polishing whole otoliths embedded in epoxy resin in moulds. The precision of age estimates between readings ... maturity and a considerable short life span. The fish population of C. wilsoni caught in the studied area ... January 2007. A total of 218 specimens were selected for the study, consisting of 120 females and 98 males ... . The age of fish was estimated by counting annuli on transverse sections obtained by grinding and ...
Meeting Document : WG-FSA-08/33 : Author(s): M. La Mesa, A. De Felice (Italy), C.D. Jones (USA) and K.-H. Kock (Germany)
-
Proposed updates to CEMP data e-forms and a review of CEMP Standard Methods
age of this document and that the last review of the manual was completed in 2004, the Secretariat ... proposes a review of the manual intersessionally by the CEMP e-group in order to ensure that it is meeting ... the method descriptions for these parameters in the CEMP Standard Methods manual. However, given the ... Abstract: Updates to the CEMP data submission e-forms for parameters A3 and A8 have been proposed ...
Meeting Document : WG-EMM-18/46 : Author(s): CCAMLR Secretariat
-
Towards developing a feedback management procedure for the Antarctic krill fishery
spatial distribution of fishing activity for Antarctic krill in Statistical Area 48. The CEMP currently ... strategy for the krill fishery includes comparison of predator performance in no-fishing areas, these ... fishery and are sensitive to changes in the marine ecosystem (e.g. series that indicate predator abundance ... decision rules can help the Commission respond to changes that are attributable to the impacts of fishing ...
Meeting Document : WG-EMM-12/44 : Author(s): G. Watters and J. Hinke (USA)
-
FISHING EQUIPMENT, MARINE DEBRIS AND HYDROCARBON SOILING ASSOCIATED WITH SEABIRDS AT BIRD ISLAND, SOUTH GEORGIA, 2007/2008
2008. It is the fifteenth such annual report. As in previous years, the majority of items (84%) of ... was observed in the total number of items encountered (n=116) compared with the previous season. Two ... were observed, and in both cases the fishing gear was typical of that used in longline fisheries. There ... were no incidences of hydrocarbon soiling of seabirds during the reporting period. Author(s): D. Fox ...
Meeting Document : WG-FSA-08/25 : Author(s): D. Fox (UK)
-
Key considerations for planning a large-scale krill survey
) might also play a role in the future management of the krill fishery. Such surveys provide an indication ... important in the future management of the krill fishery. The design of the CCAMLR 2000 survey might be a ... Abstract: Article II of the Convention requires the Commission to maintain harvested populations ... management (FBM) approaches for the krill stock in subareas 48.1 to 48.4. These approaches include some which ...
Meeting Document : WG-EMM-15/27 : Author(s): S. Hill, J. Watkins (United Kingdom), O.R. Godø (Norway), S. Kawaguchi (Australia), D. Kinzey, C. Reiss (USA), V. Siegel (Germany), P. Trathan (United Kingdom) and G. Watters (USA)
-
Adult male Antarctic fur seals: tourists, trouble makers or marine ecosystem sentinels?
considered in understanding the functional response of penguins and suggest that male AFS could be a useful ... through the partitioning of resource exploitation either temporally or spatially. Understanding the ... concern that any increase in catch levels should not result in long-lasting or irreparable damage to the ... , characterizing the competitive interactions between these species is key to disentangling the drivers of ...
Meeting Document : WG-EMM-2019/49 : Author(s): A. Lowther, C. Lydersen and K. Kovacs
-
CEMP INDICES: 2011 UPDATE
indicator species collected by standard methods in the three Integrated Study Regions of the Convention Area ... total of 116 anomalous values (anomalies, see Appendix 1) have been observed in the times series of ... . Each year the Secretariat updates the standardised index values and provides a summary of trends and ... biological indices. All anomalies (both high and low) in the past 2 seasons have been from monitoring sites ...
Meeting Document : WG-EMM-11/06 : Author(s): Secretariat