Результаты поиска
-
Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)
. Total length (cm) 60 80 100 120 140 160 180 200 N um be rs o f f is h 0 20 40 60 80 100 120 ... f f is h 0 20 40 60 80 100 120 2001 fishing season 2002 fishing season females n = 2 234 x ... in the previous year, the remainder were largely partly full (15% held traces of food, 20% held ... males n = 1 671 x = 112.9 CV = 24.9 Total length (cm) 60 80 100 120 140 160 180 200 N um be rs o ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Автор(ы): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet
-
Status of the krill stock around Elephant Island in 1991/92 and 1992/93
. Loeb and Siege1 (Dlink/Dmax) *l00 Variable 1---10---20---30---40---50---60---70---80---90---~00 ST ... . Frequency % 12 "l l0 l6 20 26 30 36 40 46 60 66 80 Total Length (mm) Frequency % 10 16 90 26 SO S6 ... ST-4 3 ST-59 -7 ST-58 -L ST-71 ST-4 4 ST-72 (Dlink/Dmax)*100 Variable 1---10---20---30---40 ... ---50---60---70---80---90---100 (b) ST-1 - ST-2 ST-48 ST-8 l ST-2 1 ST-5 1 ST-52 ST-3 6 ST-3 7 ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Автор(ы): Loeb, V. and V. Siegel
-
Australian research on Antarctic bird and seal diets
(length range, mean ±SD millimetres): E. superba E. crystallorophias 20 -5 7 21-34 40.63±7.85 27 ... ) 20 38 3' 1 58 400 39 29 32 o Location: Sea ice off Davis Station (68°30'S: 77°50'E ... ) 1.3 4.5 1.2 2.2 2 classes - small 40-50 mm, 1-2g (Jan-Jul) and large 80-100 mm, 10-15g (Aug-Nov ... 23.1 30 - 80 15 - 2 6 9 -2 9 2.6 Gentoo Penguins Location: Macquarie Island (54°30'S: 158°57'E ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 231-249 : Автор(ы): Williams, R.
-
Midwater trawl catchability in relation to krill and possible ways of assessing gross catch
Rhomboid a=lOO (30) mm a=80(20)mm a=60 (18) mm 0.2 0.2 0.2 Hexagonal a=lOO (20) mm a=80 (14) mm a=60 ... , are presented below (Kasatkina, 1989). Mean characteristics of krill distribution based on 80 hauls ... ' Pk-c, KB). Hydroacoustic assessment data came from a sample of 80 hauls. The empirical distributions ... spatial distribution, a horizontal extent of 20 ()()() m, a vertical extent of 200 m and a concentration ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 87–113 : Автор(ы): Zimarev, Yu.V., S.M. Kasatkina and Yu.P. Frolov
-
A declining trend in the abundance of Notothenia rossii marmorata and Notothenia gibberifrons observed in fjords in two sites in the South Shetland Islands
l'exploitation commerciale dans cette region depuis le debut des annees 80. * Instituto Anmrtico Argentino ... principios de los afios 80. 1. INTRODUCTION At the Eighth Meeting of the Scientific Committee the ... marmorata in summer 1979/80 at Admiralty Bay, King George I. (Linkovski et aI., 1983). It should be noted ... 20 268 Table lA) (continued) Number of Specimens Caught in Each Replicate Level 1 Level 2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 263–274 : Автор(ы): Barrera-Oro, E. and E. Marschoff
-
Consideration of major issues in ecosystem monitoring and management
10000 15000 0 10 20 30 40 50 60 70 80 90 100 Year Po pu la tio n si ze Recruitment fails twice ... rates can 223 Ecosystem monitoring and management 0 20 40 60 80 100 0 2 4 6 8 10 Age at ... Fur seal C1 Foraging trip duration 2–3 months Several days 20–100 C2 Pup growth 2–3 months 2–3 months ... at random each decade Recruitment normal 50% Survivorship 0 1000 2000 3000 4000 0 10 20 30 ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Автор(ы): Everson, I
-
An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (CCAMLR Division 58.4.3b) based on fine-scale catch and effort data
highly concentrated effort and a third area of less con- centrated effort, together accounting for 80 ... in 2003/04, 49 (2.4%) were excluded from analysis due to missing data. Of these, 20 events had no ... - - - - - - 53 1 B y- ca tc h (n ) 21 2 - - - - - - 21 2 20 03 / 04 C at ch B y- ca tc ... 32 7 - - 11 6 42 20 04 / 05 C at ch B y- ca tc h (k g) - 87 2 9 79 1 - 1 ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 55–78 : Автор(ы): McKinlay, J.P., D.C. Welsford, A.J. Constable and G.B. Nowara
-
On the power to detect changes using the standard methods for monitoring parameters of predatory species
~------~.------------------------------------~ 120 -... .c - 100 Z 0 .... « 80 a: ::J C a. 60 -a: .... Z « 40 W ~ 20 0 Figure 1 ... ~--------------------------------------------~ 120 -t/l ... ::J 100 0 .s=. - :c I- 80 CJ Z W ...J a. 60 a: I I- 40 20 ... ) to compute the requisite sample sizes for detecting changes of 10%, 20% and 30% of the mean value ... sample sizes for detecting changes of 10%, 20% and 30% of the mean values are shown in Table 2. No ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Автор(ы): Boveng, P. and J.L. Bengtson
-
Sensitivity analysis for parameters of predatory species CCAMLR Ecosystem Monitoring Program
(% Current Value) (20 %) 5 5 (30%) 2 3 Sample sizes required for five years of monitoring and a = 0.10 ... Difference (d) ( 1 0 %) 34 54 (% Current Value) (20 %) 9 1 4 (30%) 5 7 Sample sizes required for five ... years of monitoring and a = 0.10 Smallest Difference (d) (10%) 33 53 (% Current Value) (20 %) 9 1 4 ... (30%) 4 6 418 0.9 88 25 7 4 71 20 0.9 72 1 9 9 71 1 8 8 Table 4 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 411–432 : Автор(ы): Whitehead, M.D.
-
Quantifying movement behaviour of vessels in the Antarctic krill fishery
markedly over the last 20 years (Kawaguchi and Nicol, 2007). Models of the interactions between the ... algunos de los parámetros del modelo de la pesquería de kril propuesto a fines de la década de los 80 ... mile) but the Korean production rate is over 80% of Japan’s production rate (Kawaguchi, 2008). This ... (t n) f or t he 2 00 4/ 05 t o 20 06 / 07 fi sh in g se as on s. C at ch / ha ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 131–148 : Автор(ы): Kawaguchi, S. and S.G. Candy
Страницы
- « первая
- ‹ предыдущая
- …
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- …
- следующая ›
- последняя »