Résultats de la recherche
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Power analyses of CEMP indices for penguins at Admiralty Bay and fur seals at Cape Shirreff and Seal Island
trends over a period of 20 years may be feasible for most indices. Detecting trends in indices A8 and C2 ... values of transformed CEMP indices to breeding year are equal to zero when, in fact, these trends ... probability of rejecting the null hypotheses when they were, in fact, true), three periods of monitoring, and ... 21 levels of annual percent change in the CEMP indices. We conducted a number of “combined analyses ...
Meeting Document : WG-EMM-03/52 : Auteur(s): G.M. Watters, R.P. Hewitt, W.Z. Trivelpiece and M.E. Goebel (USA)
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Analysis of the by-catch of Channichthys rhinoceratus and Lepidonotothen squamifrons from the fisheries at Heard Island and the McDonald Islands (Division 58.5.2)
squamifrons are among the most common species bycaught in the toothfish and mackerel icefish trawl fisheries ... at Heard Island and McDonald Islands (HIMI) (Division 58.5.2). These species are rarely taken in the ... .). In the toothfish fishery both species are taken, whereas C. rhinoceratus is much more common in the ... , approximately 20 t of C. rhinoceratus and 9 t of L. squamifrons were caught annually. The commercial and ...
Meeting Document : WG-FSA-12/24 : Auteur(s): G.B. Nowara, D.C. Welsford, S.G. Candy and T.D. Lamb (Australia)
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e-cc-xvii-a4.pdf
... . 5 20. The Committee encouraged the Secretariat in its efforts to complete the implementation, in ... reported on the relocation of the Secretariat offices in June 1998. He noted that the new offices provided ... Financial Statements as presented in CCAMLR-XVII/3. The Committee noted that the audit report to the 1997 ... Financial Statements, based on a review audit, advised no qualifications in respect of compliance with
application/pdf attached to:SCAF-98Meeting Report : SCAF-98
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SUMMER SURVEY OF FUR SEALS AT PRINCE EDWARD ISLAND, SOUTHERN INDIAN OCEAN
11.4% per year from 2001. With an estimated 810 pups, the Antarctic fur seal is still in the rapid ... 9.3% per year between 1987/1988 and 2001/2002, and the population is in the mature phase of population ... intrinsic rate of natural increase has declined to –0.3% per year over the last seven years, compared to the ... gazella and Subantarctic fur seals A. tropicalis were determined at Prince Edward Island during 16–20 ...
Meeting Document : WG-EMM-10/P15 : Auteur(s): M.N. Bester, P.G. Ryan and J. Visagie
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Committee for Environmental Protection: 2016 Annual Report to the Scientific Committee of CCAMLR
second joint CEP-SC-CAMLR workshop was held May 19-20, 2016 in Punta Arenas, Chile, just prior to the CEP ... both. In order to avoid duplicate reporting between the two committees, and following discussions ... : climate change and environmental monitoring. Workshop results and recommendations are discussed in a ... Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit of ...
Meeting Document : SC-CAMLR-XXXV/BG/09 : Auteur(s): CEP Observer to SC-CAMLR (Dr P. Penhale, USA)
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e-sc-xxix-a4.pdf
... agreed that, based on currently available data, observer coverage of 50% of vessels each year and 20% of ... linear mixed models to address this issue and encouraged reanalysis in which year, subarea and vessel ... age- and length- based HCRs were essentially the same in the first year, with the length-based methods ... more conservative in the second year. Both length-based HCRs (using the different length transition
application/pdf attached to:WG-SAM-10Meeting Report : WG-SAM-10
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SC-CAMLR-SSP/5 – Part II, 1988
; ( c ) For the predicted period fishing intensity was FO.1• In the first two cases TAC=2S-30 thousand ... Scientific Committee in 1988. The volume is published in two parts. Part I contains papers related to ... is reproduced in the original language of submission; abstracts of the papers and captions of tables ... ............. ........................................ .... ................. ........ ........................ ...... v CHAMPSOCEPHALUS GUNNARI STOCK STATUS IN THE SOUTH GEORGIA AREA R. Borodin and P. Kochkin ...
Document : Site Section: Publications
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
Islands in 2004. Intensive analysis of otoliths from these specimens greatly increased confidence in the ... interpretation of otolith growth zone structure, supporting the otolith interpretation protocol used in previous ... work on this species. Von Bertalanffy growth models assuming different growth by sex and by year-within ... mean total length-at-maturity (38.8 and 46.4 cm) and mean age-at-maturity (10.6 and 13.6 years) are ... and 30 years old in the second reading. Males Females 0 10 20 30 ... bias plots show that most of the perceived error occurs in fish that were between 13 and 30 years old ... spp.) in the waters in and near the Ross Sea, Antarctica, has operated each year since 1998 (Hanchet ... standard normal distribution R es id ua ls (b) 20 30 40 50 60 70 80 -2 -1 0 1 2 Fitted values R ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Auteur(s): Marriott, P.M., M.J. Manning and P.L. Horn
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A new method for the measurement of Antarctic krill Euphausia superba Dana from predator food samples
maturity stage which can be discriminated in predator food samples. The use of removed carapace length as a ... inaccurate, providing that the animal may be staged. Author(s): H.J. Hill (United Kingdom) Title: A new ...
Meeting Document : WG-CEMP-90/40 : Auteur(s): H.J. Hill (United Kingdom)
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Krill population trends
concentrated for the last 20 years. There have been suggestions of changes in the distribution and abundance of ... intense inter- and intra-annual variability of krill abundance within regions. These fluctuations in ...
Meeting Document : CCAMLR-IWC-WS-08/11 : Auteur(s): Tarling, G., Watkins, J., Quetin, L., Reiss, C., Atkinson, A., Ross, R., Pakhomov, E., Kawaguchi, S., Nicol, S., Siegel, V.