Результаты поиска
-
CPUE indices used in Soviet krill fishery statistics from 1977 to 1992 and their possible utility for evaluation of relative changes in krill biomass
0 2 4 6 8 10 12 14 16 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Catch per vessel ... 1986 to 1991 (RIF statistics). 0 5 10 15 20 25 30 35 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... - - - - - - - - - - - 30 . Su ba re a 48 .3 , J un e 19 88 , e as te rn ar ea , s ep ar at el y fo r 2 ... . Compared to the Atlas, the RIF statistics contain from 2 to 78% of data for various years and 34.2% of ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 165–177 : Автор(ы): Litvinov, F.F., A.Z. Sundakov and V.I. Arkhipov
-
An alternative method for estimating the level of illegal fishing using simulated scaling methods on detected effort
, which occurs for a given set of observations for an area can be given by: est i i F P D= ∑ (2 ... value of Di is calcu- lated: 1 1 1 2( ) (1 )( )i i iD O L E O L E= − + − − (4) where O1 is the ... multiplied by the simulation- derived P as in equation 2. Simulation assessment model The simulation ... shing effort. Because this is used in equation 2 to multiply the sum of the actual maximum fi shing ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 143–161 : Автор(ы): Ball, I
-
Analysis of albatross and petrel distribution within the CCAMLR Convention Area: results from the Global Procellariiform Tracking Database
, although a point was not removed if it had location class 1, 2, or 3 because these locations have an ... intervals. Kernel density- distribution maps were generated as above, but with a smoothing parameter h of 2 ... September–30 April). Assessment of bird distribution during these peri- ods was made across the whole of ... : results from the Global Procellariiform Tracking Database and subdivisions, are summarised in Table 2 ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 143–174 : Автор(ы): BirdLife International (prepared by C. Small and F. Taylor)
-
Factors affecting the incidental mortality of seabirds in the Dissostichus eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season)
melanophris), 2% de grands albatros (D. exulans) et 0,7% d'albatros 2 t@te grise (D. chrysostoma). De plus ... standardise hooks to the 'balanced' type with a 30 mm gap. The range of hook sizes analysed was therefore ... number of birds captured and released from both fleets (Table 2), 50% were southern giant petrels ... (BPUE)) of 0.37 b i rd s / l 000 hooks. Argentinian vessels set a total of 2 176 138 hooks and 250 ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 79–91 : Автор(ы): Moreno, C.A., P.S. Rubilar, E. Marschoff and L. Benzaquen
-
An impact assessment framework for bottom fishing methods in the CAMLR Convention Area
component. Step 2: Description of fishing activity, and definition of spatial footprint for a typical ... om f is hi ng o n sa m pl e V M E t ax on ( st on y co ra l) f or a ll N ew ... Se a fi sh er y (S ub ar ea s 88 .1 a nd 8 8. 2, 1 99 7– 20 08 ). A f ul l im ... ps 2 –3 ) E = (C x D )/ 1 00 0 00 0 F (f ro m St ep 5 ) G = (E / F ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 195–210 : Автор(ы): Sharp, B.R., S.J. Parker and N. Smith
-
Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
. For 1 < λ < 2 this model is equivalent to assuming a compound Poisson-gamma distribution (i.e ... 20 30 40 50 -0 .6 -0 .4 -0 .2 0. 0 0. 2 0. 4 0. 6 Ship index R an do n ef fe ct e st ... effort as an offset. For 1 < λ < 2 this model is equivalent to assuming a compound Poisson-gamma ... avec le log compensateur de l’effort de pêche. Pour 1 < λ < 2, ce modèle équivaut à présumer une ... логарифмической функции связи с коррекцией на логарифм усилия. Для 1 < λ < 2 данная модель эквивалентна ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Автор(ы): Candy, S.G
-
Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf
the age of 2-3 years. It has been found that, by number, recruits represent the largest part of the ... area. It is implied that part of tlne western group migrates towards Shag Rocks at the age of 2-3 ... ouest. I1 semble qu'une partie du groupe de l'ouest inigre vers les ilots Shag 2i l'bge de 2-3 ans. De ... e f i C W n a CO'3peBLUEiX oco6eG C BOCTOYHOrO &l 3alTaAHOrO Y Y a C T K O B . I l p e ~ n o n a ... de la poblaci6n del oeste inigra hacia las rocas Cormoran a 10s 2 o 3 aiios. Se observ6 que 10s ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Автор(ы): Frolkina, G.A
-
Fatty acid and stable isotope analyses to infer diet of Antarctic toothfish caught in the southern Ross Sea
12 .5 ± 0 .6 23 .4 ± 1 .6 15 .9 17 .7 ± 6 .7 30 .3 ± 0 .0 26 .7 ± 0 .2 12 ... . 0 ± 0. 7 C 18 :1 n9 c 20 .2 19 .5 ± 6 .4 21 .7 ± 0 .3 14 .1 30 .1 ± 2 .8 ... are shown in Figure 2. A total of 29 stations were planned for SSRU 881L and 16 stations for SSRU ... a mixed solution of methanol, chloro- form and water (2:1:0.8) according to the method of Bligh and ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 21–36 : Автор(ы): Jo, H.-S., I. Yeon, C. Lim, S.M. Hanchet, D.-W. Lee and C.-K. Kang
-
Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data
important to know the temporal persistence of concentrations of krill. 2. THE SEARCH FOR CONCENTRATIONS ... concentrations. Figures 2 to 5 show the spatial location of hauls, ignoring the timing of hauls, for each of the ... longitude is assumed to be 30 nm. Figures 6 to 9 show the results of the application of the rule ... same concentration. It is not as clear if concentrations 1 and 2 are indeed the same concentration ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Автор(ы): Mangel, M.
-
Target strength studies on Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea
continental slope and shelf of the Ross Sea at depths from 30 to 120 m, during the Italian expeditions of 1997 ... -larvae (TL = 10–30 mm; N = 104 070) to sub-juveniles and juveniles (TL = 30–70 mm; N = 2 899). The ... m co nd uc te d i n th e 19 97 / 98 , 19 99 / 20 00 a nd 2 00 3/ 04 I ta lia n ... (E . c ry st al lo ro ph ia s) % b y w ei gh t 1. 1% 0. 4% 0. 2% 0. 30 ... , were conducted in the southeast of the continental slope and shelf of the Ross Sea at depths from 30 ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 75–104 : Автор(ы): Azzali, M., I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi
Страницы
- « первая
- ‹ предыдущая
- …
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- …
- следующая ›
- последняя »