Search results

1. Note on estimating krill abundance from acoustic data on individual aggregations

   given by: 221 where (I 'k) 1 is the average intensity for ping i from aggregation k, averaged over ... (h k )/, the vertical limits of the aggregation at that point, and nk is the number of pings ... received from aggregation k. Substitution of Ik in Equation 2 gives (I) j' and hence P j from Equation 1 ... general, estimating this variance is a complex problem. 4. ABUNDANCE ESTIMATION FROM AGGREGATION BIOMASS ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 219–223 : Author(s): Hampton, I. and D.G.M. Miller

2. Using ecosystem monitoring data to detect impacts

   ÷= = -ç ÷ç ÷çè ø . (3) Thus ( ) (1 ) o t t o s t P s s p pϑ ϑ ϑ ϑ - = æ ö÷ç ÷³ = -ç ÷ç ÷çè øå . (4 ... recent observations and excludes those which occurred more than n years ago. Method 4 The above ... replacing the relevant terms in equa- tion (4): ( ) (1 ) crit n n crit s n P s s p pϑ ϑ ϑ ϑ - = æ ö÷ç ... consequence of an impact or just part of the natural variability in the system. Methods 2 to 4, therefore ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Author(s): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda

3. Marine debris and fishing gear associated with seabirds at sub-Antarctic Marion island, 1996/97 and 1997/98: in relation to longline fishing activity

   ~ ~ O C ~ X , 0 6 ~ a p y X e ~ ~ b S x B aCCOUHaUHH C MOPCKHMH IlTHUaMH Ha C Y ~ ~ H T ~ ~ K T H Y ... ~ C K O M OCTpOBe M a p ~ o ~ 3a IlepIlOn C Ma5I 1996 r . no aIIpenb 1998 r . Pe3yJIb~a~b1 ... 6ypeBeCTHMKa. Tpa oco6u nTMU (mxub~fi ~ M ~ ~ H T C K H ~ ~ ~ ~ ~ ~ B ~ C T H M K , ceBep~b1fi ~ M ~ ~ H T C ... K M ~ ~ ~ ~ ~ ~ B ~ C T H M K $1 C Y ~ ~ H T ~ ~ K T U Y ~ C K N ~ ~ ~ O M O P H A K ) 6b1nA ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 85–96 : Author(s): Nel, D.C. and J.L. Nel

4. Seabird interactions with longlining operations for Dissostichus eleginoides around South Georgia, April to May 1994

   *PIIHBIIYY. GHA - ceporonosblii anbGa~poc , BB.4 - YepH06~0~blfi a n b 6 a ~ p o c , GP - ~ H ~ ~ H T C K ... pas montee correctement. 2pyc~b1fi npoMbIcen Dissostichus eleginoides B paf io~e K)m~ofi r e o p ... HOYbK), BCe I I O ~ H ~ L L I A ~ nTMqbI - 6enoropnb1e ~ Y ~ ~ B ~ C T H A K H (Procellaria ... (Diomedea chrysostoma) 14 Vep~o6posb1e anb6a~pocbl. CeporonoBb1e aJIb6a~pocb1, p a s ~ e p nonynxurzA K O ...

   Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 111–121 : Author(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno

5. Significant intra-annual variability in krill distribution and abundance at South Georgia revealed by multiple acoustic surveys during 2000/01

   . Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst British Antarctic ... и ограничивались 4 разрезами в клетке к северо-западу от Южной Георгии. Специально проведенная ... между значениями средней плотности криля, полученными в результате проведения только 4 разрезов в ... density of one per 16.66 km. A new central box containing four transect pairs (width = 4 x 16.66 ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 71–82 : Author(s): Brierley, A.S., C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst

6. Homogeneity of body length composition of Antarctic krill within the commercial zone

   in the jib (j=1, 2, ... , k) length class, DI. = the total number of krill in the ith sample; D1 ... of X2 exceeded the critical value of X2 with (m-I) (k-l) degrees of freedom, Ho was rejected. This ... fairly stable (Figure 4). This may indicate that the proportion of various size classes differed from ... indebted to Mr K. Hiramatsu of the National Research Institute of Far Seas Fisheries for the helpful ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 17–28 : Author(s): Ichii, T.

7. A possible framework in which to consider plausible models of the Antarctic marine ecosystem for evaluating krill management procedures

   tr an sp or t. N ic ol a nd K aw ag uc hi (2 00 4) W ill ia m s (2 00 4a ) M es ... will ensure that each element can effectively interact with other elements. Figure 4 illustrates the ... 3) M ur ph y et a l. (2 00 4) Pa rt ic ul at e pr od uc ti on M ic ro bi al ... .g . j uv en ile s, ad ul ts . Ph ill ip s (2 00 4) W ill ia m s (2 00 4b ) C en ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 99–117 : Author(s): Constable, A.J

8. Natural mortality of grey rockcod (Notothenia squamifrons) in various areas of the Indian sector of the Southern Ocean

   formula: M = K (loo - [') T - [ , ( 2 ) where T = mean length of fish in the catch; [' minimum ... equation); K coefficient of growth of the Bertalanffy growth. This equation was worked out using data on ... -0.4634IgTO ( 3 ) ( 4 ) These calculations are presented here purely to compare our results with the ... secondly, in equations (3) and (4), one of the main components is IgP. However, many species inhabiting ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 141–146 : Author(s): Zaitsev, A.K.

9. Some thoughts on precautionary measures for the krill fishery

   Cambridge CB3 OET United Kingdom W. K. de la Mare Australian Antarctic Division Channel Highway ... XLIUJHLIKOB noTpe6yeTCX 3HaqLITenbHaX nopa6o r~a wMemwerocx nonxona K neny. On~cb~sae~cs r H O B ~ I B ... IIOXOA, K O T O P ~ I ~ ~ YqHTblBaeT ~ O T ~ ~ ~ H O C T H TaKMX XLIUJHLIKOB. O ~ C Y X A ~ ~ T C S I ... survey. Document WG-Krill-92/4. CCAMLR, Hobart Australia. Croxall, J.P. 1984. Seabirds. In: Laws, R.M ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 1–11 : Author(s): Everson, I. and W.K. de la Mare

10. Commercial krill fisheries in the Antarctic, 1973 to 1988

    Bengtson, 1984). Season Catch Comments Reference ( t ) 1961/62 4 k rill Burukovskiy and Yaragov (1967 ... from the three areas (Figures 4 to 6) show slight differences, although Soviet and Japanese catches ... remain dominant. In Statistical Area 48 (Figure 4) the overall catch trend is similar to that for all ... illustrated in Figure 4. Given the relative importance of catches from Statistical Area 48, therefore, the ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 229–281 : Author(s): Miller, D.G.M.

Pages