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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. e-sc-xxix-a4.pdf

    ... reference to hypothetical depth preferences and to the benthic bioregionalisation described in WG-EMM-10/30 ... the benthic bioregionalisation described in WG-EMM-10/30; (iv) the impact assessment is applied at ... framework proposed in WG-SAM- 10/20 could be used by individual Members as well as when WG-FSA needs to ... density, fishing footprint and impact (e.g. as in WG-SAM-10/20) should be used and expressed in commondownload attachment application/pdf attached to:WG-SAM-10

    Meeting Report : WG-SAM-10

  2. 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

  3. 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 ... mean total length-at-maturity (38.8 and 46.4 cm) and mean age-at-maturity (10.6 and 13.6 years) are ... work on this species. Von Bertalanffy growth models assuming different growth by sex and by year-within ... 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 ... from 2002 (Marriott et al., 2003) to test for differences in growth between years within the sexes. A ... 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 : Автор(ы): Marriott, P.M., M.J. Manning and P.L. Horn

  4. 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 : Автор(ы): H.J. Hill (United Kingdom)

  5. 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 : Автор(ы): Tarling, G., Watkins, J., Quetin, L., Reiss, C., Atkinson, A., Ross, R., Pakhomov, E., Kawaguchi, S., Nicol, S., Siegel, V.

  6. 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 ... intrinsic rate of natural increase has declined to –0.3% per year over the last seven years, compared to the ... 9.3% per year between 1987/1988 and 2001/2002, and the population is in the mature phase of population ... gazella and Subantarctic fur seals A. tropicalis were determined at Prince Edward Island during 16–20 ...

    Meeting Document : WG-EMM-10/P15 : Автор(ы): M.N. Bester, P.G. Ryan and J. Visagie

  7. Line weights of constant mass (and sink rates) for Spanish system Patagonian toothfish longline vessels

    with seabirds. The weights typically used are collections of rocks enclosed in netting bags. During ... the option of substituting steel weights for rock weights while remaining in compliance with the sink ... loss by toothed whales) were tested in the experiment. Spanish-system longlines with 8 kg rock weights ... from 0.68 m s –1 (4 kg rocks) to 1.31 m s –1 (8 kg steel) in the shallow depth ranges. Hydrodynamically ... regime arose from Agnew et al. (2000) who showed a reduction in mortality of black-browed albatrosses ... comprise collections of rocks held in bun- dles by netting bags stitched together from trawler net. This ... hook line are tied together to form a continuous line, and weights are tied to the join in the centre ... collections of rocks enclosed in netting bags. During fishing operations the netting bags abrade on the ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 93–106 : Автор(ы): Robertson, G., C.A. Moreno, E. Gutiérrez, S.G. Candy, E.F. Melvin and J.P. Seco Pon

  8. An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL

    representative of the main plateau, where juvenile fish are found, but are of relatively low intensity in effort ... compared to the commercial shots. In contrast, the commercial shots are very restricted in space ... , consisting of three main grounds. The model implemented in CASAL is a simple, single-sex, single-area ... population model, but spatial complexity in the fishery was modelled using separate fishing selectivity ... id (s 2) 0 0 0 0 0 0 0 17 6 30 6 38 0 24 1 66 L on gl in e E (f 7 ... ) indicates that fish younger than 5 years have been selected. Catchability, q, estimates are given in Table ... , 2007b, paragraph 4.6(ii)) noted that the CV in year-class strength (YCS – number of annual age-1 ... with M kept fixed at 0.13 year–1 as recommended in SC-CAMLR (2006). The maximum age was set to 35 ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Автор(ы): Candy, S.G and A.J. Constable

  9. e-sc-xxviii-a10.pdf

    ... been observed 20 or 30 years post impact (Clark et al., in press). 3.10 The Workshop agreed that ... not occur over a time scale of 20–30 years. Therefore, where estimates of maximum longevity for the ... members of the taxon were available, they were scaled as Low (<10 years), Medium (10–30 years) and High ... (>30 years). Thus, longevity was categorised into the three levels with respect to the length of timedownload attachment application/pdf attached to:WS-VME-09

    Meeting Report : WS-VME-09

  10. WG-FSA-90

    haul of Notothenia gibberifrons in commercial semipelagic trawls in the years 1987 and 1988 E.R ... An assessment of Chaenocephalus aceratus and Pseudochaenichthys georgianus in Subarea 48.3 D.J. Agnew ... . Everson and S. Campbell (United Kingdom) WG-FSA-90/08 Areas of seabed within selected depth ranges in ... electrophoretic variation and stock structure in the mackerel icefish, Champsocephalus gunnari, South Georgia ...

    Meeting

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