Результаты поиска
-
Squalus acanthias – a new species in the Antarctic ichthyofauna (Division 58.5.1)
Abstract: Four species of shark have been known to date to occur in the sub-Antarctic waters ... was captured in February 1995 on the shelf of the Kerguelen Islands from the depth of about 195 m and ... duly described. Squalus acanthias is believed to be one of the most widespread shark species in the ... World Ocean. The fact of capturing this species in the Kerguelen waters enlarges by far its range and ...
Meeting Document : WG-FSA-96/14 : Автор(ы): Pshenichnov, L.K.
-
Target strength studies on Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea
-larvae of P. antarcticum with a total length from 13 to 70 mm, were conducted in the southeast of the ... relationships. In the authors’ opinion the model could be used to give a first indication of the absolute ... abundance of P. antarcticum in the Ross Sea. A critical point is the decision rule to be used to ... of the Ross Sea. Following the three-frequency decision criterion described in Azzali et al. (2004 ... of the catch accounts for the largest proportion of variation in mean in situ TS estimation. Other ... difference in sound speed should not affect the measurements of the mean volume backscattering coefficient ... 1.7% (spheroid) to 2.6% (ellipsoid) (in good agreement with the mean characteristics of fish soft ... were used, giving |Rv| = 0.22, which is in reasonable agreement with the mean characteris- tics of ...
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
-
Preliminary proposal for designation an Antarctic Specially Protected Area in the Argentine Islands Archipelago and nearby Graham Coast Antarctic Peninsula region
vegetation, and populations of very rare in the region Colobanthus quitensis (Caryophyllaceae), and more ... component could serve as one of the scientific reference areas of the broad-scale MPA in Domain 1 (Antarctic ... distribution (in accordance with the point 2 (iii) of the CM 91-04). Author(s): Delegation of Ukraine Title ... region of Argentine Islands Archipelago, adjacent islands of the Wilhelm Archipelago and costal oases of ...
Meeting Document : SC-CAMLR-38/BG/21 Rev. 1 : Автор(ы): Delegation of Ukraine
-
TARGET STRENGTH STUDIES ON ANTARCTIC SILVERFISH (PLEURAGRAMMA ANTARCTICUM) IN THE ROSS SEA
free swimming fish in their natural habitat. A canvassing of the literature suggested that the type of ... and abundance in the Ross Sea. In this paper we present results of three different studies on ... Antarctic Silverfish TS. In situ experiments were conducted on juveniles (length<90mm) on the SE of the ... determined by the catch in number of fish. The catch was constituted of P. antarcticum for more than 95% in ...
Meeting Document : SG-ASAM-09/10 : Автор(ы): M. Azzali, I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi (Italy)
-
What do we know about fish stocks in the Southern Scotia region? A review and prospects for future research
Abstract: Work on finfish in the southern Scotia Arc was restricted to taxonomy until the end of ... 1978/79. The fishery was lucrative for a few seasons only, and was closed in 1989/90. Stocks of finfish ... /beginning of the 1990’s. Since the early 1990’s, most species appeared to have changed little in abundance ... , and followed primarily fluctuations in year-class strength and the environment. However, stocks of ...
Meeting Document : WG-FSA-00/14 : Автор(ы): K.-H. Kock (Germany) and C. Jones (USA)
-
China’s plan for marine investigation and assessment in the East Antarctic sector
almost 10% of the world ocean, the collection of scientific data and information in support of effective ... field of scientific research in order to extend knowledge of the marine living resources of the ... SC-CAMLR on the marine living resources and the ecosystem in this region, including in the process of ... Abstract: Given the large scale and hostile condition of the Southern Ocean, which accounts for ...
Meeting Document : CCAMLR-38/BG/53 : Автор(ы): Delegation of the People’s Republic of China
-
Draft integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
than that obtained in 2017, with an MCMC estimate of 70 519 tonnes (95% CI: 65 634- 76 626 tonnes). The ... predicted drop in SSB status by 2021, the time of the next stock assessment, was largely independent of the ... the end of 2019 and observations until the end of 2018. The updated assessment model is based on the ... best available estimates of model parameters, the use of abundance estimates from a random stratified ...
Meeting Document : WG-FSA-2019/32 : Автор(ы): P. Ziegler
-
Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
Abstract: In anticipation of the development of a new fishery for the oceanic squid Martialia ... hyadesi in the Scotia Sea a revision is presented of annual consumption of the species by higher predators ... Georgia in June 1996, under the auspices of CCAMLR, provide the basis for assessing realistic potential ... and a brief review is provided of information about the life cycle and distribution obtained from ...
Meeting Document : WG-FSA-96/20 : Автор(ы): Rodhouse, P.G.
-
REPORT ON THE ABANDONED GILLNET RETRIEVAL OPERATION CONDUCTED BY AUSTRALIA IN CCAMLR STATISTICAL DIVISION 58.4.3B (BANZARE BANK)
gillnets as a fishing method to target toothfish in the Convention area. Estimating the impact of IUU ... . Based on the amount of toothfish found in the 8 km long section of net retrieved, upwards of 29 tonnes ... gillnets. However these figures are likely to be underestimates of total mortality in gillnets, due to the ... evidence of large numbers of sea-lice depredated fish in the net. Author(s): Snowdon, D., Hamill, J ...
Meeting Document : TASO-09/10 : Автор(ы): Snowdon, D., Hamill, J., McEachan, F., Welsford, D.
-
Detecting trends in the krill fishery
stocks is of limited value in plotting trends in the fishery at its current level. Predictions by Members ... generally available in the Scientific Committee. Technological information may provide early warnings of ... recorded patents. These patents reveal some trends in the development of products using krill. Complete ... Abstract: The development of the krill fishery can be monitored and predicted using a number of ...
Meeting Document : WG-EMM-02/25 : Автор(ы): S. Nicol and J. Foster (Australia)
Страницы
- « первая
- ‹ предыдущая
- …
- 488
- 489
- 490
- 491
- 492
- 493
- 494
- 495
- 496
- …
- следующая ›
- последняя »