Search results
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Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the 1986/87 austral summer
b 3aHl1MaT b CTapble 3ane)KKl1 - nocne KOMMepqeCKOH :llKCnJlyaTa/.{l1l1 Bl1~a B XIX BeKe. EbIn ... over the past 80 years, with the first post-exploitation record of successful pup production being ... , Aspland or O'Brien Islands. The absence of animals at these islands conforms to previous survey data ... sites in years when data on the number of pups are not available, the total number of individuals ... Paper Title: Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the ... 1986/87 austral summer Abstract / Description: A survey of Antarctic fur seals in the South Shetland ... . Total fur seal pup production in the South Shetland Islands in 1986/87 is estimated to be approximately ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 427-440 : Author(s): Bengtson, J.L., L.M. Ferm, T.J. Härkönen, E.G. Schaner and B.S. Stewart
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By-catch of fish in the krill fishery
, USSR 381 1. INTRODUCTION During the past 20 years a major krill fishery has become established ... 13 500 600 50 60 25 1025 1.08 70 19 4 54 29 35 7 400 500 40 40 30 1745 1.83 71 20 4 54 14 35 18 250 ... in 1981 (continued) 110 20 5 53 10 36 13 3000 3000 100 100 245 0.70 111 20 5 53 37 36 30 620 620 37 54 ... 30 730 0.50 112 20 5 53 45 36 35 180 180 35 60 30 940 0.50 113 20 5 53 41 37 31 320 315 65 150 1535 ... Paper Title: By-catch of fish in the krill fishery Abstract / Description: Observations are ... results indicate that the by-catch of fish in the commercial krill fishery may be significant in some ... areas of the South Georgia shelf. The problem is thought to be least in open ocean krill fishing. File ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 381–401 : Author(s): Everson, I., A. Neyelov and Y.B. Permitin
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Erratum and Addendum - Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects – CCAMLR Science, 11: 59–80 (2004)
models, the Tweedie distribution, random vessel effects and random stratum-by-year effects – CCAMLR ... distribution, random vessel effects and random stratum-by-year effects – CCAMLR Science, 11: 59–80 (2004) ... ModEls, thE twEEdiE distribution, rAndoM vEssEl EffEcts And rAndoM strAtuM-by-yEAr EffEcts CCAMLR ... 2.0 26 00 00 26 20 00 26 40 00 26 60 00 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 ... effects and random stratum-by-year effects. CCAMLR Science, 11: 59–80. R Development Core Team. 2006 ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 221–222 : Author(s): Candy, S.G
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Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
OKeaHa H MOpR CKOTH.H 30HOH pa3nHqHOH WHpHHbI (OT 1 0 ~o 100 KM.) , KOTOPYIO nyqlIIe Bcero ... , 236 H 250), qTO, nO-BH~HMOMY, CB.H3aHO C Me30MacwTaoHbIMH CTpYKTypaMH. KOHlPnI03HU;HR Y3~~enna ... to the mesoscale activity. In summary (see Figure 1): The Weddell-Scotia Confluence brings together waters ... front of Antarctica. The Discovery data of the 1920's and '30's also shows the invasion of Pacific deep ... data set Abstract / Description: In the vicinity of the northern tip of the Antarctic Peninsula, the ... relatively cold and low in salinity throughout the water column and prone to deep reach convective events ... -Scotia Confluence in the Bransfield Straits is associated with abundant krill populations. It is ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Author(s): Gordon, A.L.
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Characteristics of krill aggregations in the South Sandwich Islands subarea in January–February 2000
0 0 1 3 5 7 9 11 13 15 (c) 0.00 10.00 20.00 30.00 40.00 50.00 3 9 15 21 27 fre qu en cy ... ,% Fr eq ue nc y (% ) 50 40 30 20 10 0 3 9 15 ... 21 27 (b) 0 5 10 15 20 25 30 0 0.75 1.75 2.75 3.75 4.75 5.75 Fr eq ue nc ... y, % Ln, 30 25 20 15 10 5 0 Fr eq ue nc y (% ) 0 0.75 1.75 2.75 ... Paper Title: Characteristics of krill aggregations in the South Sandwich Islands subarea in ... February 2000 it was observed that krill was present in non-aggregated and scattered forms, as well as in ... swarms. Differences between spatial distribution patterns of different krill aggregation forms in ... characteristics of some 2 400 krill swarms detected in the study area were sized acoustically and are described in ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 145–164 : Author(s): Kasatkina, S.M., A.P. Malyshko, V.N. Shnar and O.A. Berezhinsky
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Feeding patterns of nine species of Antarctic fish and assessment of their daily food consumption
. File: 20-Pakhomov-and-Tseitlin.pdf ... hamatus and Cryodraco antarcticus were first-year matured C. wilsoni (SL=17-20 cm) (37% each ... ~OB B ~eJlSlx H3YlleHHSI HX CYTOllHoro pa~HOHa. O~Ha CYTOllHaSl CTaH~HSI 6blJla BbInOJlHeHa B Mope ... ) Trematomus centronotus - 6eHTo~ar, nOTpe6J1S1IOIQHti rJlaBHblM 06pa30M aM~Hno~bI, nO~BH)I{Hble H OCe~Jlble ... not know why fish tend to group together, we cannot say how many groups make up the catch. Figure 1 shows ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 321–333 : Author(s): Pakhomov, Y.A. and V.B. Tseitlin
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Results of fish stock assessment survey, South Georgia, December 1987 - January 1988
cm)(Figure 5c). Only 20 individuals greater than 30 cm were collected. 3.7 Dissostichus ... e 1 2 1 0 c 8 e n 6 t 4 2 0 ( c) 6 P 5 e 4 r c 3 e n 2 t 1 0 0 0 Champsocephalus gunnari total length frequency (n=19366) 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Length ... Class (cm) ! Pseudochaenichthys georg ianus total length frequency (n=2588) 5 10 15 20 25 30 35 ... (n=8586) 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Length Class (cm) Figure 3: ( a) Length frequency ... complements earlier surveys in the same area and showed that most of the stocks are continuing to decline ... in abundance. File: 02-McKennna-and-Saila.pdf ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 19-52 : Author(s): McKenna, Jr., J.E. and S.B. Saila
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Analysis of krill trawling positions north of the South Shetland Islands (Antarctic Peninsula area), 1980/81–1999/2000
No data 6.5 65.2 1991/92 94.3 19.9 32.3 1992/93 1 399.6 29.2 30.1 1993/94 713.5 33.0 47.6 1994/95 14.9 ... percent of the fishing opera-tions were performed within approximately 20 n miles of the shelf break ... with more than 20 hauls per month were used. Starting with December, most of the months had a valid number ... the smaller immature animals. Ichii et al. (1998) suggested that the result of interactions between ... commercial krill trawling positions for the 1980/81 to 1999/2000 seasons in the area north of the South ... Shetland Islands were analysed in relation to biological and environmental factors. Commercial fishing ... operations concentrated on the outer shelf in the early 1980s, along the shelf slope in the mid to late 1980s ... , and from the shelf across to the outer shelf in the early to late 1990s. Intra-annually, trawling ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 25–36 : Author(s): Kawaguchi, S. and K. Segawa
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Book review: Fish and Fish Resources of the Antarctic
of more than 30 years allowed lum to analyse both the processes governing bioproductivity in various ... the broad area of open Antarctic waters only just over 80 meso- and bathypelagic species (30 families ... and other countries, as well as CCAMLR sources, the author identified about 20 highly abundant species ... work by K.V. Shust (Doctor of Biological Sciences), published in 1998, remains fairly unknown beyond a ... fish species. Moreover its value is enhanced by the author having participated in many fisheries ... research expeditions in Antarctica. The introduction notes that until the 1960s Antarctic waters were still ... began regular, largescale multidisciplinary studies here in the early 1960s. Starting from the first ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 165–168 : Author(s): Shust, K.V
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Depth distribution and spawning pattern of Dissostichus eleginoides at South Georgia
of changing mean length at depth with month was detected, suggesting movement of animals both up and down ... slope at particular times of year. Months with a high mean length at depth are May and August ... position. Pre-spawning animals appear to be distributed all around the South Georgia and Shag Rocks shelf ... slopes. Spent animals of both sexes appear to move up slope to shallower water, and are concentrated ... of animals both up and down slope at particular times of year. Months with a high mean length at depth ... and 1200 m depth) and not by geographical position. Pre-spawning animals appear to be distributed all ... around the South Georgia and Shag Rocks shelf slopes. Spent animals of both sexes appear to move up ... profundidad) que por la ubicaci6n geografica. Los animales en estado de predesove aparentemente estan ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 19–36 : Author(s): Agnew, D.J., L. Heaps, C. Jones, A. Watson, K. Berkieta and J. Pearce