Результаты поиска

1. Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996

   the original sites which balanced this effect to some extent. Furthermore, five to eight new ... class; fish from this year class were 20 to 25 cm long in January/February 1976 and 30 to 37 cm in ... January-February 1978 (Figure 2). This year class formed the backbone of the fishery in the subsequent ... in 1 9 7 9 / 8 0 when a catch of 18 760 tonnes was reported (Table 1 ) . No concentrations of ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Автор(ы): Kock, K.-H

2. Otolith microstructure of juvenile mackerel icefish (Champsocephalus gunnari) (Channichthyidae) in the South Georgia area

   a trawl survey of juveniles in February–March 2002 on the South Georgia shelf. Juvenile fish ... survey of juveniles in February–March 2002 on the South Georgia shelf. Juvenile fi sh comprised two year ... larval icefi sh were collected from August to October and in February. Age reading of C. gunnari ... conducted from mid-February to early March 2002 on the South Georgia shelf. Few specimens were collected ... sh (0+) in February–March 2000, yearlings (1) from 1 July 2000, 1-year-old (1+) in February 2001, 2 ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 173–181 : Автор(ы): Shcherbich, L.V

3. Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias

   , where it occurs, post-release depredation rates are a priority for new assessments that use tag ... new mortality equa- tion. CCAMLR Science, 18: 1–27. Candy, S.G. and A.J. Constable. 2008. An integrat ... priority for new assessments that use tag-recapture data. Due to the complexity of toothfish movements ... Ross Sea. Document WG-SAM-11/18. CCAMLR, Hobart, Australia: 14 pp. Fay, G. and G.N. Tuck (Eds). 2011 ... Macquarie Island Patagonian toothfish fishery. Australian Fisheries Management Authority and CSIRO Marine ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Автор(ы): Welsford, D.C. and P.E. Ziegler

4. A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia

   JR28 RMT FNET MNET VKSS LHPR RMT25 10 1 0 6 0 0 20 1 0 0 0 0 1 0 5 0 0 0 0 9 1 0 0 5 18 2 1 0 ... by land- based predators foraging in the vicinity of Bird Island (at the western end of South ... temporal variability observed in the Bird Island region is a result of the spatial variability of the ... (down to 18 mm) are well represented in several years; similarly, large krill (mean size -54 mm ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 71–84 : Автор(ы): Watkins, J.L

5. A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ

   roughy (Hoplostethus atlanticus) on the Chatham Rise, New Zealand. Can. J. Fish. Aquat. Sci., 49: 922 ... ELEGINOIDES) RESOURCE IN THE PRINCE EDWARD ISLANDS EEZ A. Brandão and D.S. Butterworth Marine Resource ... Rondebosch 7701, South Africa Email – bela@maths.uct.ac.za B.P. Watkins and D.G.M. Miller* Marine and ... Development Committee for incorporation into the Marine Fisheries Policy for South Africa and the Marine ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 11–32 : Автор(ы): Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M. Miller

6. Characteristics of krill swarms from Prydz Bay

   from Davis Station on 18 December 1990 along 74°30'E longitude (Figure 1). Conditions were calm and ... . crystallorophias. Surveys carried out in February showed that most of the euphausiids over the shelf (south of 67 ... = observed MVBS w = weight (kg) 3. RESULTS The data sequence started at 1558 hours on 18 December and ... about 18 m (1 ping) after 1808 hours compared with about 3.5 m before this time. Figures 2a and b show ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 177–189 : Автор(ы): Agnew, D.J. and I.R. Higginbottom

7. Status of krill target strength

   frequences acoustiques et de parametres d'orientation. 1 Institute of Marine Research, PO Box 1870, N 5024 ... involvement in the Biological Investigation of Marine Antarctic Systems and Stocks (BIOMASS) program ... measurements of Sv, with 1 ms pulse duration, and estimates of p determined by catching. A total of 18 TS ... depth in the harbour of Stromness on South Georgia in January and February 1988. Since the density was ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 101–126 : Автор(ы): Foote, K.G., D. Chu and T.K. Stanton

8. A first step towards modelling the krill–predator dynamics of the Antarctic ecosystem

   (Marine Resource Assessment and Management Group) Department of Mathematics and Applied Mathematics ... (Marine Resource Assessment and Management Group) Department of Mathematics and Applied Mathematics ... perturbation of a marine ecosys- tem anywhere in the world has taken place (Mori and Butterworth, 2004 ... marine ecosystems in lower latitudes, where many species interact in a complex manner with each other ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 217–277 : Автор(ы): Mori, M. and D.S. Butterworth

9. Potential nursery areas for fish in the Prydz Bay region

   survey with a fine-meshed midwater trawl in Prydz Bay in January/February 1991 indicated the potential ... in January/February 1991 indicated the potential for the shelf area of the Bay to be a nursery ... for the Conservation of Antarctic Marine Living Resources (SC-CAMLR, 1990) agreed that nursery ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 369–380 : Автор(ы): Williams, R.

10. Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey

    requested for three different possible fishing seasons: (a) three months: December to February ( t = 1 ... ,,,, = 0.2 are somewhat higher for model 2; for the latter, summer fishing (December to February) leads to ... survey covers only a portion of the stock in question. Results are shown for the December-February and ... Harvesting Strategy 1 M = 0.6 OR = 0.4 2(a) December-February 2(b) A ril Se tember 2(c) &o, &ar 2(a ...

    Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 81–106 : Автор(ы): Butterworth, D.S., G.R. Gluckman, R.B. Thomson, S. Chalis, K. Hiramatsu and D.J. Agnew

Страницы