Résultats de la recherche

1. SCAR group of specialists on living resources of the Southern Ocean – Newsletter 3

   questions were raised about the magnitude of present Russian harvests in the Antarctic and sub-Antarctic ... October 1978. During the two meetings we had at NASA Headquarters in January and February of this year ... South-west Atlantic I notice big catches in some earlier years (1969 - 89.1 thousand tons; 1970 - 404.8 ... thousand tons; 1971 - 16.3 thousand tons) and then very small quantities in the last three years. Do ...

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2. Fishery Report: Dissostichus eleginoides and Dissostichus mawsoni South Sandwich Islands (Subarea 48.4)

   year, the length frequencies of releases and recaptures ranged from 20 to 220 cm in 10 cm length bins ... below 20% of B0 in the respective sample of any one year, for each year in the 35-year projection ... 0 2 22 29 18 72 * One tag recapture in 2007/08 re-allocated to the tag release year 2006/07 ... relative size of this year class before it has fully recruited in to the fishery. Figure 4: Catch ...

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3. Scientific Abstracts 2004

   groups. It is published only in English. There are four categories of papers: (i) scientific papers ... submitted for publication, i.e. in CCAMLR Science or elsewhere, which are listed as ‘submitted’ or ‘in press ... . All abstracts are listed in groups by respective CCAMLR bodies at meetings of which these papers were ... year, it is at its second lowest size in the past seven years. Chinstrap fledging success was higher ... series of observations from the past 20 years. A low density was 9 perhaps not unexpected in line ... /02 and the lowest levels of beach debris during summer since the first year of recording in 1990/91 ... decrease of 1 kg since last year. There was a decrease in the proportion of nylon fishing line (braid ...

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4. New Zealand: Review of the Ross Sea region stock assessment

   20 30 40 50 0 50 100 150 200 Female Male Mormede et al. (2014) CCAMLR Sci. 21 Age length ... 1 fish tagged per tonne of toothfish caught (~1 in 30 fish in north) • Fish are tagged by size ... $1000 • Now, more than 45, 000 tags released & 2,300 recaptured in Ross Sea 20 Locations of all ... model in 2015 • Year Class Strengths: 2003 -2011 – Lognormal prior between 0.001 and 100, μ = 1; cv ...

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5. Birds: Trophic modelling of the Ross Sea

   . Year to year variations can be as high as ±20% y-1 and are probably a result of variations in sea ice ... be approximately 0.40 (first year), 0.67 (years 2 and 3), and 0.92 (thereafter). In the population ... juveniles after fledging, aged 1-3 years, spend about 20% of their time in pack ice in the Ross Sea study ... assumed that about 40% of the adult population breeds in any year. We took egg numbers per breeding pair ...

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6. Zooplankton: Trophic modelling of the Ross Sea

   macrozooplankton over the course of a year in the Ross Sea is: 5% other macrozooplankton; 35% mesozooplankton; 20 ... ) and later summarised in Azzali et al. (2006) did not extend east of 175°30’W so that concentrations ... with Azzali et al. (2006) who worked up the same data in a different way. This result implies a total ... also likely. We assume, initially, that the prey of E. crystallorophias over the course of a year in ...

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7. Fishery Report 2017: Champsocephalus gunnari Heard Island (Division 58.5.2)

   Increments in year 365 Years to project stock in simulation 2 Reasonable upper bound for annual F 5.0 ... represented by the year in which that season ended, e.g. 2015 represents the 2014/15 CCAMLR fishing season ... research trawl surveys with the number of hauls (N) and the number of fish measured (n) in each year at ... in Plateau West, 18 stations in Gunnari Ridge and 30 stations in Plateau Southeast. Table 2 ...

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8. Scientific Abstracts 2005

   groups. It is published only in English. There are four categories of papers: (i) scientific papers ... submitted for publication, i.e. in CCAMLR Science or elsewhere, which are listed as ‘submitted’ or ‘in press ... . All abstracts are listed in groups by respective CCAMLR bodies at meetings of which these papers were ... fishing net. In one case the entangling material had become attached to a rock and the animal was ... statistical models are the potential for reducing to 30 the number of birds weighed in a single five-day ... annual report. As in previous years, more items of fishing gear (mostly longlining gear) were found in ... recorded since 1989. As in previous years, most individuals observed entangled in debris were juveniles ...

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9. Scientific Abstracts 1995–1996

   papers presented in 1996 and lists papers submitted in 1995. It corresponds to the Fourteenth and ... Fifteenth Meetings of the CCAMLR Commission and Scientific Committee and is published only in English. There ... and published abstract are given; (ii) Scientific papers submitted for publication, i.e., in CCAMLR ... Science or elsewhere, which are listed as ‘submitted’ or ‘in press’ with details of the publisher, if ... . 30 (11): 707-712, 1995 (English). A study conducted at South Georgia in 1988/89 indicated that ... and possibly in other otariids. SC-CAMLR-XV/BG/30 Report on the 32nd Executive Meeting of the ... biased sex ratio in predator diets at this time of year may reflect some combination of selectivity by ... local demand in February. to feed chicks during February 1986 and 1994. Fish represented 30% and 72 ...

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10. Selected Scientific Papers, SC-CAMLR-SSP/3 (1986)

    meetings of the Scientific Committee and Working Groups of the Scientific Committee in 1986. Abstracts of ... known) and the net recruitment rate to the stock in each year implied by the age data. The catch at ... of the fishery compared to later year classes. However, in selecting an age-specific natural ... coefficient of natural mortality of 0.2 per year up to age 8 is assumed, this implies the schedules given in ... Table lB. The survival rate of the recruited population in each year is given by where s ...

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