Résultats de la recherche
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Relationships between distribution of two euphausiid species and oceanographic characteristics in the Ross Sea (January–February 2000)
, devoted to study two krill species (Euphausia superba and Euphausia crystallorophias), was carried out in ... samples were considered the ground truth data, being compared to the acoustic estimates of krill species ... and size. Characteristics (dimensions, volume, weight, krill mean length) for each krill swarm were ... determined, and the krill average biomass per squared nautical miles was computed along the ship route track ...
Meeting Document : WG-EMM-02/38 : Auteur(s): A. Russo, M. Azzali, E. Biffi, G. Lanciani and E. Paschine (Italy)
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Subarea 48.6
associated life stages of the fish. To this end, we propose to follow the current research style in the ... fish tagged and released in the preceding seasons began to be recaptured. In addition we propose the ... , and also be more likely to detect tagged fish that had moved off research block to the continual slope ... began in 2013 in data-poor fisheries. In the present report, the next three-season (2016-18) research ...
Meeting Document : WG-FSA-15/16 Rev. 1 : Auteur(s): Delegation of Japan
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Analysis of the diet of Champsocephalus gunnari in Subarea 48.3, Dr E. Holmberg survey, February 1995
Subarea 48.3 in February 1995, were analyzed using the frequency of occurrence (%) method. Krill ... %), followed in importance by the mysid Thysanoessa sp. (35%) and krill (24%). The picture around SG was found ... krill availability indicated by frequency of occurrence, but, on the other hand, high proportions of ... empty stomachs (also at Shag Rocks), close to the values reported for years of krill scarcity. While no ...
Meeting Document : WG-FSA-95/36 : Auteur(s): Marschoff, E., Barrera-Oro, E., Casaux, R.
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Population subdivision and distribution of Euphausia superba in the region of the Antarctic Peninsula and adjacent waters in relation to fishery development
krill and the waters of two major circulation systems- those of the Weddell Sea and the Bellingshausen ... while the proportion of the Weddell Sea krill increases eastward, primarily in the Bransfield Strait but ... result from the fact that waters of each of the two major modifications carry out krill into the eastern ... part of the region at different times. Isaacs-Kidd trawl surveys yielded krill biomass values of 1233 ...
Meeting Document : SC-CAMLR-VIII/BG/21 : Auteur(s): Delegation of USSR
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valuation de la biomasse et campagne de marquage
de la biomasse du plateau de Kerguelen. Le présent document rend compte de l’évolution de cette ... marquage a débuté en septembre 2005. Le document soumis ci-dessous rend compte de l’évolution positive de ...
Meeting Document : SC-CAMLR-XXV/BG/17 : Auteur(s): Délégation française
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The use of analysis of penguin stomach contents in simultaneous study of prey and predator parameters
predator parameters Abstract / Description: Size selectivity of krill by penguins is shown to be highly ... proposed as being the correct approach for analysis because lack of independence between krill specimens ... found in the stomach of a given penguin prevents the pooling of krill lengths from different samples ... highly significant linear regression between krill size and time of sampling was found. Full use of ... Size selectivity of krill by penguins is shown to be highly sensitive to the statistical assumptions ... for analysis because lack of independence between krill specimens found in the stomach of a given ... penguin prevents the pooling of krill lengths from different samples. Samples taken in Bahfa Esperanza ... regression between krill size and time of sampling was found. Full use of information obtained from ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 367–375 : Auteur(s): Marschoff, E. and B. González
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Variations in the diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia (Antarctic)
-Antarctic fish species the shortage of suitable food, such as krill, may have forced the fish to sacrifice ... was much less influenced by prey size selectivity due to differences in length composition of fish ... same time, an unusually high proportion of sexually mature fish showed no signs of the gonad ... January/February 1985, January/February 1991 and January 1992. Main prey items were krill (Euphausia ...
Meeting Document : WG-FSA-93/24 : Auteur(s): K.-H. Kock and S. Wilhelms (Germany), I. Everson (United Kingdom) and J. Gröger (Germany)
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Research plan for toothfish survey in Subarea 48.1 by the Ukrainian vessel CALIPSO in a season 2019/20
Abstract: This document is based on the Research proposal for Dissostichus spp. in Subarea 48.1 ... Approved Document Release Consent: No Delegation responsibility for releasing documents: Ukraine ...
Meeting Document : WG-FSA-2019/17 : Auteur(s): Delegation of Ukraine
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Experience with seabird by-catch limits in a trial of longline fishing in the Macquarie Island toothfish fishery
Abstract: The Australian Fisheries Management Authority (AFMA) recently granted a permit for a ... of each species to fisheries interactions. The group containing those species with the most critical ...
Meeting Document : WG-FSA-07/19 : Auteur(s): T. Hewitt and I. Hay (Australia)
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Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994
Georgia, in parallel with the virtual absence of mysids and Thysanoessa spp.. Krill was available for fish ... and Shag Rocks; fish were found in the stomachs more frequently than in past seasons around South ... in February/March 1994 was analyzed using the frequency of occurrence (%) method. Krill (Euphausia ... 1991 year of krill "shortage". Besides, the tentative analysis of part of the samples using ...
Meeting Document : WG-FSA-94/27 : Auteur(s): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)