Search results
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How much do icefish (Notothenioidei, Channichthyidae) eat in the southern Scotia Arc and the Antarctic Peninsula region?
of the Antarctic Peninsula. Variability of food consumption was comparatively low between years in the krill ... . Their food intake varied by a factor of 2 or 3 between years. Most estimates of daily food intake of demersal ... of the Antarctic Peninsula. Variability of food consumption was comparatively low between years in the krill &ndash ... . Their food intake varied by a factor of 2 or 3 between years. Most estimates of daily food intake of demersal ...
Meeting Document : WG-FSA-10/18 : Author(s): K.-H. Kock (Germany), C.D. Jones (USA), J. Gröger and S. Schöling (Germany)
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Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector
was somewhat higher,with the highest increment being observed at the 1st and 2nd years of life. Limiting age ... for fish from the notal area is, probably, 5 years. E. carlsbergi investigated in the Antarctic waters ... become mature at the 3rd year of life at 85-89 mm length. Determined differences of the length–age ... ,with the highest increment being observed at the 1st and 2nd years of life. Limiting age for fish from the notal ...
Meeting Document : WG-FSA-90/21 : Author(s): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)
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Sea surface temerature anomalies near South Georgia: relationships with the South Atlantic and the Pacific El Niño regions
anomalies, with periodicity evident at a lag period of 4 years. To the north of the island significant ... autocorrelation was also evident at a lag period of 1 year; though this was restricted to an area ... by almost 3 years, and with the West Pacific showing the strongest correlations. These global ... anomalies, with periodicity evident at a lag period of 4 years. To the north of the island significant ...
Meeting Document : WS-AREA 48-98/10 : Author(s): P. Trathan and E.J. Murphy (UK)
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Acoustic estimates of krill density at South Georgia during 11 austral summers between 1981 and 1998
from year to year over this time, ranging from?2 to?150 gm-2 (wet weight). The 1982, 199 1 and 1994 ... between 1990 and 1998 it was possible to calculate separate density estimates for north-eastern and north ... -western ends of South Georgia. In four of these years density was higher to the east. Author(s): A.S ... from year to year over this time, ranging from ?2 to ?150 gm-2 (wet weight). The 1982, 199 1 and 1994 ...
Meeting Document : WG-EMM-98/51 : Author(s): A.S. Brierley, J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson (UK)
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Assessment models for Patagonian toothfish in Division 58.4.4, SRU C on Ob and Lena Banks for the years 1989/90 to 2012/13
/21), and a combined value of over-dispersions were used for all tag-release years (2008 and 2010‒12 ... ) instead of separated value for each year, 2)I calculated effective sample size for the proportions ... . The base model assumed the constant year class strength (YCS) and no IUU fishing occurrence in SSRU ... for the years 1989/90 to 2012/13 Approval: Approved ...
Meeting Document : WG-FSA-13/35 : Author(s): K. Taki (Japan)
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins Eudyptes chrysolophus at South Georgia
differences in some parameters varied between years. The bearings of chick-rearing foraging trips were non ... years. The bearings of chick-rearing foraging trips were non-random and most were in a north-westerly ... between different stages of the breeding season, between sexes, between years and between individuals ... . During incubation, on foraging trips of 10 to 26 d, both sexes travelled long distances from Bird Island ...
Meeting Document : WG-EMM-02/21 Text : Author(s): K.E. Barlow and J.P. Croxall (United Kingdom)
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins at South Georgia
, between sexes, between years and between individuals. During incubation, on foraging trips of 10-26 days ... years. The bearings of chick-rearing foraging trips were non-random and most were in a north-westerly ... , between sexes, between years and between individuals. During incubation, on foraging trips of 10-26 days ... years. The bearings of chick-rearing foraging trips were non-random and most were in a north-westerly ...
Meeting Document : WG-EMM-01/19 : Author(s): K.E. Barlow and J.P. Croxall (United Kingdom)
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UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS USING CATCH-AT-AGE DATA AND TWO YEARS OF SURVEY ABUNDANCE-AT-AGE DATA
combination of fishery and year had available at least 50 aged fish. For the trawl fisheries that were divided ... into periods within each year, the same ALK for the year was applied to the length frequency (LF) samples ... for each fishing period within that year. For years where insufficient fish were aged the catch-at-length ... fish in the assessment was 3 but some fishery-by-year combinations had a higher value of 4. The output ...
Meeting Document : WG-SAM-09/09 : Author(s): S.G. Candy (Australia)
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Krill population dynamics at South Georgia 1991–1997, based on data from predators and nets
from the same area over the summers of 1991-1997. In comparing the 5 years with both predator and net ... late summer (March). From the 7-year predator time-series, within-year variation was greatest in 1991 ... and 1994, both years of low krill biomass at South Georgia. In both of these years large krill dominated ... in the length-frequency distribution, we suggest that year's of high mean krill length reflect failure ...
Meeting Document : WS-AREA 48-98/15 : Author(s): K. Reid, J. Watkins, J. Croxall and E. Murphy (UK)
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ANTARCTIC PENINSULA DECADAL WINTER TEMPERATURE ANOMALIES AND ANTARCTIC KRILL VARIABILITY IN THE SOUTH ATLANTIC REGION: PRELIMINARY RESULTS
the oscillations with 3-8 year periods and a decadal oscillation with a period of about 16 years. Preliminary ... analysis of Antarctic krill density variations shows about 8-year variability as well. Correlation ... significantly to 0.4 when applying 1-year data shift (krill density after anomalies occurrence). The 3-8 year ... the oscillations with 3-8 year periods and a decadal oscillation with a period of about 16 years. Preliminary ...
Meeting Document : WG-EMM-11/41 : Author(s): G.P. Milinevsky, A.V. Grytsai and L.K. Pshenichnov (Ukraine)