Результаты поиска
-
Preliminary report on biological observations and exploratory fishing data collected in the South Georgia area during the 1985/86 cruise of MT Carina
intensity of C. gunnari was observed between the second and third 10-day periods in December, while for P ... 10-day periods in December, while for P. georgianus and C. aceratus it remained low throughout the ... ete observee - 67 - entre la seconde et la troisieme periode de 10 jours en decembre, alors que ... segundo y el tercer periodo de 10 dias en diciembre, mientras que para P. qeorqianus y c. aceratus est a ... predominance of C. gunnari in catches was observed. * "decade" is used here to mean a period of 10 days ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 65-97 : Автор(ы): Kreft, K. and J. Szynaka
-
Is current management of the Antarctic krill fishery in the Atlantic sector of the Southern Ocean precautionary?
subareas to monitor krill biomass in survey grids covering between 10 000 and 125 000 km 2. Cautious ... established in three of the subareas to monitor krill biomass in survey grids covering between 10 000 and 125 ... more than 10%. Constable et al. (2000) and Miller and Agnew (2000) provide full details of these ... risk (10% probability of falling below 20%). The precautionary catch limit is for the whole of ... 1981/82 48.3 256 206 1986/87 312 134 1986/87 48.4 10 1982/83 19 1972/73 Total 619 465 676 303 ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 31–51 : Автор(ы): Hill, S.L., A. Atkinson, C. Darby, S. Fielding, B.A. Krafft, O.R. Godø, G. Skaret, P.N. Trathan and J.L. Watkins
-
Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
tonnes; c r =15%) and (C c =2 million tonnes; c r =10%). Suggestions for proceeding with further ... =2 million tonnes; cr=10%). Suggestions for proceeding with further investigations of possible ... tonnes; cr=15%) et (Cc=2 millions de tonnes; cr=10%). Des suggestions sont faites pour la poursuite ... , Haxo.z:.SITCSI B .z:.Hana30He (Cc=1 MHJlJlHOH TOHH; cr=15%) H (Cc=2 MHJlJlHOHa TOHH; cr=10%). BHOCSITCSI ... acumuladas deberan ser 10 mas voluminosas posible, sin que exista una gran probabilidad de que se necesite ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 189–219 : Автор(ы): Butterworth, D.S.
-
Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region
evidence of illegal fishing since the closure of the region some 10 years ago. Differences in length-weight ... the populations provided no evidence of illegal fishing since the closure of the region some 10 years ... YKa3bIBaH)T Ha BeAeHMe He3aKOHHOrO IIpOMbICna CO BpeMeHM 3aKPbITMR PerHOHa OKOJIO 10 JleT Ha3aA. Pa3JIB9iSI ... pesca ilegal desde que se impuso la veda de la pesca hace unos 10 aAos. Las diferencias entre la ... below. Total weight was determined to the nearest 10 g in specimens of >l00 g and to the nearest gram ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Автор(ы): Kock, K.-H., C.D. Jones and S. Wilhelms
-
Directed research. Antarctic Marine Living Resources (AMLR). A program development plan
estimated to have been reduced to 10% of their former abundance levels. The recovery of depleted whale ... reduced to 10% of their former abundance levels. The recovery of depleted whale stocks is dependent in ... Rudolph ont ete reduits a 10% de leurs leurs niveaux originaux. Le repeuplement des stocks de baleines ... habian reducido a un 10% de sus niveles de abundancia originales. La mejora de las reservas de ballenas ... AO 10% HX rrepBOHaqanbHOH t{HcneHHOCTH. BoccTaHoBneHHe HCTOmeHHblX 3anaCOB KHTOB 3aBHCHT qaCTHqHO ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 363-373 : Автор(ы): Office of Science and Technology, NMFS, NOAA, US Department of Commerce (USA)
-
A post-processing method to remove interference noise from acoustic data collected from Antarctic krill fishing vessels
trawling and cruising speeds were about 3 and 10 knots respectively. The swarm echoes mainly consisted of ... Minimum Sv threshold (dB) –70 Min. horizontal candidate (m) 10 Min. vertical candidate (m) 0.5 Max ... / 10 5. 8 16 4/ 21 7/ 25 3 2. 22 /2 .6 7/ 3. 23 3. 03 /3 .5 3/ 4. 15 3. 30 /3 .8 8 ... / 4. 88 Pr oc es se d –5 8. 9/ –5 6. 3/ –5 3. 8 23 .9 /3 7. 8/ 10 3. 5 16 4/ 21 7 ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 17–30 : Автор(ы): Wang, X., J. Zhang and X. Zhao
-
Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
) achieve a less than 10% chance that the spawn- ing biomass falls below 20% of its pre-fishing median ... level, was very small. Ratios of fished spawning biomass to unfished were above 0.2 in more than 10 ... different catches using the two CCAMLR decision criteria. Each trial of 10 001 simulations was run for 21 ... - tus in the final year of simulations in each of the 10 001 trials. The CCAMLR criteria were slightly ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Автор(ы): Kinzey, D., G. Watters and C.S. Reiss
-
Areas of seabed within selected depth ranges in the South-West Atlantic and Antarctic Peninsula regions of the Southern Ocean
range (m) 0-50 50-150 150-250 250-500 >500 3 404 4 255 17 020 826 318 342 10 733 22 808 12 075 296 ... 101 2, 9 572 070 3, 10 U1 10 850 997 4, 11 341 672 5, 12 847 097 6, 13 2 183 316 7, 14 1 ... 22.7 69.3 2352 2352 9 62°40' 63°05' 57°30' 58°00' . 95.3 2 2.7 0 1176 1176 10 60°00' 61°00' 50°00 ... ' W 61°10' 61 °10' 61°10' 60°30' 60°30' 60°00' 60°30' 64°00' 70°00' 60°00' 64°00' 68 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 49-73 : Автор(ы): Everson, I.
-
Observation of seabirds in the Southern Ocean in 1988/89
); • Druzhnaya and Molodezhnaya (28 December 1988 to 3 January 1989); • Molodezhnaya and Bunger Hills (10 ... sector, for example, between 10 and 12 bird species were regularly observed near the ice-edge. In the ... , South Africa, 10 to 18 April, 1985. BIOMASS Report Series 44). Despite the long duration of the ... . The number of birds at the ice massif generally did not exceed 10 individuals (between 600 S, 11°W ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Автор(ы): Vagin, A.V. and V.V. Popov
-
Results of fish stock assessment survey, South Georgia region, November - December 1986
most pronounced; by 1985, Kock (1985a) estimated stock size of N. rossii to be less than 10% of its ... described by the delta distribution much more accurately than the normal. Specimen lengths range from 10 ... ; however, the 13 cm mode was more pronounced at shallower stations (between 50-150 m) (Figure 10 ... , it appears that about 10% of the population is between 50-95% mature (e.g. 46-51 cm) and only 12 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 143-183 : Автор(ы): Gabriel, W.L.
Страницы
- « первая
- ‹ предыдущая
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- …
- следующая ›
- последняя »