Search results
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Status of krill target strength
is convenient. This is the target strength TS, 0' TS = 10 log - = 10 log O'bs' 41l' (2) where ... of the average backscattering cross section as TS = 10 log (J' / 4n) = 10 logO" bs' (7) where the averaging ... , including beam pattern characteristics. In the logarithmic domain, Sv = 10 log P + TS (9) where Sv ... for krill of mean lengths from 11.6 to 18.6 mm and mean masses from 2.09 to 10.0 mg (dry weight ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 101–126 : Author(s): Foote, K.G., D. Chu and T.K. Stanton
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Otolith and body size relationships in the mackerel icefish (Champsocephalus gunnari)
generally begins with a simple descriptive picture of major interactions. Extending such studies ... ). Quantification of the interactions surrounding C. gunnari forms part of a major BAS program investigating ... the key interactions of harvested and dependent species around South Georgia. Everson et a1 ... observations over a range corresponding to fish total length from 10 to 65 cm. This range was chosen so ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 117–123 : Author(s): Everson, I., B. Bendall and A. Murray
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By-catch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)
No. 2. Lamentablemente 10s datos de la captura incidental de peces no fueron presentados en format0 estindar. Este ... trabajo presenta un nuevo y breve analisis de 10s datos de captura incidental recopilados a bordo del ... Chiyo Maru No. 2; 10s promedios y variancias fueron determinados de la distribucidn delta. En numero ... determinar la captura incidental. La proporci6n de 10s arrastres que contenian peces fue mucho mayor para el ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 111–123 : Author(s): Watters, G
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
. ~ ~ T J I ~ H A C K H X 0-BOB - AHT~PKTHY~CKO~O 11-OBa 323 3TH 10 neT. Co~pa~eHHe IlOIlOnHeHHrl Ilpk16pe~~blx cy6nonynsruktii ... . Se ha observado un aumento en las capturas de N. rossii, per0 10s niveles de abundancia relativa de ... esta especie y de G. gibberifrons estan muy por debajo de 10s niveles observados a principio de la ... costeras de N . rossii y G. Gibberifrons durante 10s ultimos 16 aiios se haya debido a la pesqueria ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Author(s): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux
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Attribtuion of acoustic echoes to squid in the south Atlantic
pelagicas cerca de la Zona del Frente Polar. Este trabajo describe el analisis de 10s datos acusticos ... 9.10 -100 0 -75 Goss et al. RESULTS During the night of 11/12 February 1996 the pelagic ... to be caused by M. hyadesi. The 6 MVBS (MVBS at Goss et al. -10 -7 -4 -1 2 5 8 11 14 17 20 Delta MVBS ... in dB -10 -7 -4 -1 2 5 8 11 14 17 20 Delta MVBS in dB Figure 4: (a) Frequency distribution ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 259–271 : Author(s): Goss, C., P. Rodhouse, J.L. Watkins and A.S. Brierley
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The influence of bait quality on the sink rate of bait used in the Japanese longline tuna fishing industry: an experimental approach
Brothers et al. Se realizaron pruebas experimentales para determinar 10s efectos del tamaiio (grande ... . Tambien se examin6 el efecto causado por la adici6n de plomos a 10s anzuelos cebados. Si bien todos 10s ... pesca del atiin, redujo el tiempo de hundimiento en un 50% a 2 seg. m-' con respecto a 10s anzuelos ... descongelacion del mismo y de la utilizaci6n de plomos pequeiios en 10s anzuelos cebados antes de lanzarlos a1 ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 123–129 : Author(s): Brothers, N., A. Foster and G. Robertson
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Notes on the use of virtual population analysis for stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons
ejemplares de 5 anos, 10 que no se vio en la prospeccion del Falklands Protector realizada en enero de 1992 ... dimensions. For the month of the start of the survey t (July = month 1, August = month 2 etc.), and known ... succeeded in converging within its limits and the results are shown in Table 10, with residuals plotted ... recruitment and the variance of 10& recruitment were taken from the VPA between 1977 and 1986, prior ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 49–79 : Author(s): Parkes, G.
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Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3
by the InSung Ho between hauls 19 and 24 (12 and 13 August 2004). This device was constructed from 240 mm ... side view to codend excluder device Liste des tableaux Tableau 1: Observation lors des activités de ... parenthèses correspondent au pourcentage du nombre total d’enchevêtrements pour ce navire. Liste des fi ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 195–205 : Author(s): Hooper, J., J.M. Clark, C. Charman and D. Agnew
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Southern elephant seals and CCAMLR
the key to persistence. RSA PUBLICATIONS LIST RE: M. leonina POPULATION DYNAMICS BESTER, M.N. 1980 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 465-473 : Author(s): Bester, M.N. and D.G.M. Miller
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By-catch of fish in longline catches off the Kerguelen Islands (Division 58.5.1) during the 1995/96 season
bacalao de profundidad (Dissostichus eleginoides), en 10s alrededores de las islas Kerguelen (Division ... (52% versus 48% respectively, n = 129) from 10 random samples used for length frequency ... was A. vostvata, with lengths of 22 to 65 cm, a mode of 52 cm and a mean length of 45.9 cm (Figure 10 ... ) but the data are still too scarce to confirm this. Initial random samples ( n = 10) suggest that the first ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 175–193 : Author(s): Duhamel, G., P. Pruvost and D. Capdeville