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The ecosystem approach to managing fisheries: achieving conservation objectives for predators of fished species
3 in the food web. The siinulatio~i is seeded with initial values for each of the five species ... and run for 500 years before a trial begins. The trial is run for 100 years with fishing beginning ... respectively, and (d) Predator 3 with selection values of prey species 1 and 2 being 0.2 and 1.0 respectively ... inainmals - M AG Americas, 2000) Age at maturity (years) Plus class Natural mortality (year-]) Body ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 37–64 : Автор(ы): Constable, A.J
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Zooplankton: Trophic modelling of the Ross Sea
the early start to spawning of E. crystallorophias compared with E. superba (Makarov et al. 1991). E ... shallower; (3) that between these depths, E. crystallorophias density decreases linearly with depth. These ... researchers, equipment and methodologies of carrying out abundance assessments in 3 different years; (2 ... ) differences in the timing of the work; (3) variations in changes in krill abundance with season in different ...
Document : Site Section: Publications
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Cписок действующих мер по сохранению сезон 2001/02 r.
site To be reviewed every five years in accordance with Conservation Measure 18/XIX (last review in ... with Conservation Measure 18/XIX (last review in 2000). 2/III 3/IV 4/V CONSERVATION ... using this gauge in accordance with Article 2. 4/V 3 ARTICLE 5 Determination of the Mesh Size ... one series of 20 meshes, selected in accordance with Article 3, inserting the gauge manually without ...
Document : Site Section: Publications
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Cписок действующих мер по сохранению сезон 2003/04 r.
) Protection of the Cape Shirreff CEMP site To be reviewed every five years in accordance with Conservation ... reviewed every five years in accordance with Conservation Measure 91-01 (last review in 2000 ... lists conservation measures adopted by the Commission in accordance with Article IX of the Convention ... MEASURE 10-02 (2001) Licensing and Inspection Obligations of Contracting Parties with regard to their ...
Document : Site Section: Publications
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e-sc-xii-a6.pdf
... results (for four years) compared with appropriate data from a 15-year data series on birth mass and ... from 1991/92. Year class success from these and other years appears to be associated with female ... agreed that, at that time, it would be possible to review these data across a series of years, with the ... data were higher in every year (and significantly so for male pups in all years and for female pups in
application/pdf attached to:WG-CEMP-93
Meeting Report : WG-CEMP-93
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Seals: Trophic modelling of the Ross Sea
crabeaters reach one year of age. Sexual maturity is reached in 2.5-6 years, with females reaching maturity ... population of about 1500 animals occurs on the eastern side of McMurdo Sound (Testa & Siniff 1987), with ... been observed. Males become sexually mature at 3–6 years, and females at 2–7 years. Leopard seals are ... –December, with mating in late December–early January on pack ice, and moulting in February (Blix & Nordøy ...
Document : Site Section: Publications
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Differences in distribution and population structure of krill (Euphausia superba) between penguin and fur seal foraging areas near Seal Island
identify and evaluate their foraging areas during early January 1990/91. Penguin foraging areas were found ... occurred only occasionally but in large aggregations (surface length about 2 to 3 km) of higher densities ... the surface throughout the day. With regard to body size and maturity of krill in the inshore foraging ... areas, middle-sized krill (modal length 43 mm), which consisted mainly of non-gravid krill, were ... ), middle-sized krill (modal length 43 mm) were dominant with occasional occurrences of small specimens ... the study period (early January). Later in the season (mid-February) NOAA conducted another tracking ... -February. Moreover, foraging trip duration was shorter in February (1 to 3 days) than in January (5 to 9 ... conducted to identify and evaluate their foraging areas during early January 1990/91. Penguin foraging ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 273–285 : Автор(ы): Ichii, T., H. Ishii, J.L. Bengtson, P. Boveng, J.K. Jansen and M. Naganobu
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A hypothetical life cycle for Antarctic toothfish Dissostichus mawsoni in Antarctic waters of CCAMLR Statistical Area 88
eastwards with the eastern Ross Sea gyre settling out along the continental slope and shelf to the east of ... northern area for up to 2–3 years. They then move southwards back onto the shelf and slope where ... and timing of spawning, and the probable early life history characteristics of toothfish, we ... larvae after an 18–24 month period suggested by the models agreed moderately well with the distribution ...
Meeting Document : WG-FSA-07/35 : Автор(ы): S.M. Hanchet, G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams (New Zealand)
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Distribution and some biological features of icefish (Champsocephalus gunnari) at different life cycle stages in the South Georgia subarea
near the bottom where it is fished with bottom gears. The annual cycle of fish is subdivided into 3 ... Abstract: The results of icefish ecology were summarized for the period of above 20 years of ... that the life mode changed from pelagic one occurring at early life stages, to near-bottom- pelagic one ... for the most time and is fished with midwater trawl. Its diurnal migrations pattern is similar to that ...
Meeting Document : WG-FSA-99/65 : Автор(ы): Zh.A. Frolkina (Russia)
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SC-CAMLR-SSP/8
to 3 877) and an unrepresentative coverage of the shelf from year to year. However, two pairs of ... .. . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 FOOD AND FEEDING OF THE MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARl) AROUND SOUTH GEORGIA IN ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 REGIME ET ECOLOGIE ALIMENT AIRES DU POISSON DES GLACES (CHAMPSOCEPHALUS GUNNARI) AUTOUR DE LA ... ................................... ......................... ............ ...... 3 PAllHOHH ITHTAHHE JIEll5IHOM PblBbI (CHAMPSOCEPHALUS GUNNARI) BOKPyr IO)KHOM rEOprHH B 5IHBAPE ...
Document : Site Section: Publications
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