Search results
-
Incidental mortality of seabirds associated with longline fishing in Subarea 48.3 – preliminary results of scientific observations onboard the Chilean longliner, Puerto Ballena, from March to May 1996
Abstract: Estimates of the number of seabirds taken incidentally in longline fisheries on ... observations on the by-catch of seabirds during a cruise of the Chilean longliner 'Puerto Ballena' in ... dead white-chinned petrels were reported by the observer and crew members. In addition 21 black-browed ... setting of lines had been restricted to nighttime as required in order to comply with Conservation Measure ...
Meeting Document : WG-FSA-96/31 : Author(s): Selling, J., Kock, K.-H.
-
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 ... season. A conservative estimate for total annual consumption by higher predators in the Scotia Sea is ... . hyadesi spawns in winter/spring, probably has a two year life cycle and, in common with other ...
Meeting Document : WG-FSA-96/20 : Author(s): Rodhouse, P.G.
-
Gap analysis: comparing CCAMLR’s port state measures with those in the FAO Agreement on Port State Measures to Prevent, Deter and Eliminate Illegal, Unreported and Unregulated Fishing
; they are not effective enough in deterring the activities of IUU operators; and they do not establish ... . CCAMLR, despite having a number of effective port State measures, needs to improve its regime. In ... engaged in other fisheries. It is important that CCAMLR aligns its measures with those of the PSMA and ... encourages its members to expeditiously sign and ratify the agreement, in order to address difficulties of ...
Meeting Document : CCAMLR-XXIX/BG/25 : Author(s): ASOC Observer
-
Competition-mediated prey availability drives Adélie penguin (Pygocelis adeliae) chick size, mass and condition at colonies of differing size in the southern Ross Sea
interactions between them, is a key component in understanding the factors driving changes in animal ... foraging. In addition, we show that in some cases, increased intraspecific competition may be a more ... food webs may affect changes in Adélie penguin populations in the Ross Sea and elsewhere. Author(s ... , mass and condition at colonies of differing size in the southern Ross Sea Approval: Approved ...
Meeting Document : WG-EMM-13/31 : Author(s): A.L. Whitehead (Australia), P. O’B. Lyver (New Zealand), G. Ballard (USA), K. Barton, B.J. Karl (New Zealand), D.G. Ainley, K. Dugger, S. Jennings (USA), A. Lescroël (France) and P.R. Wilson (New Zealand)
-
Joint research proposal for the Dissostichus spp. exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia, France, Japan, Republic of Korea and Spain
Abstract: Exploratory fishing for toothfish (Dissostichus spp.) in East Antarctica (Divisions ... 58.4.1 and 58.4.2) began in 2003. Robust stock assessments and catch limits according to CCAMLR decision ... rules remain to be determined for these Divisions. Multiple research plans are currently in place by ... plan to be presented by all proponents of research in Divisions 58.4.1 and 58.4.2 to WG-FSA-16 (WG-SAM ...
Meeting Document : WG-FSA-16/29 : Author(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
-
Fishing for structure; can we describe normal patterns in toothfish fishing operations using catch and effort data?
Abstract: We describe the typical steps involved in demersal longline fishing operations for ... toothfish in CCAMLR fisheries and link those steps to the variables recorded as part of the CCAMLR catch and ... information using other associated vessel records. Other unusual values, although potentially in error, are ... and their use in identifying erroneous data. The analyses show that many of the useful metrics that ...
Meeting Document : WG-FSA-16/36 : Author(s): J.M. Fenaughty and K. Large
-
Report on Dissostichus mawsoni exploratory fishery research in East Antarctica (Divisions 58.4.1 and 58.4.2) between the 2011/12 and 2017/18 fishing seasons
the toothfish exploratory fishery in Divisions 58.4.1 and 58.4.2 between 2011/12 and 2017/18. Table 1 ... provides a summary of responses to the recommendations with references to the associated outputs in this ... paper or the new research plan (WG-FSA-18/59). In particular, this paper presents: Tag-overlap ... statistics at the scale of the research block (Figure 1) and the distribution of tags recaptured in research ...
Meeting Document : WG-FSA-18/58 Rev. 1 : Author(s): P. Yates and P. Ziegler
-
Exploration of CPUE standardisation variances in the Ross Sea (Subareas 88.1 and 88.2A South of 70°s) Antarctic toothfish (Dissostichus mawsoni) exploratory longline fishery
fisheries without integrated assessments in the CPUE by seabed area method to estimate stock biomass in the ... effort should be used for catch rates in mixed longline fisheries, and (2) how do different parameters ... in the catch rate models were vessel, gear and bait, with vessels showing by far the largest effect ... as catch rates. To assist in future quality checking of data, we also recommend a new reporting field ...
Meeting Document : WG-SAM-2019/25 : Author(s): D. Maschette, S. Wotherspoon and P. Ziegler
-
Fishing with pots in the Antarctic region (CCAMLR Statistical Subareas 48.1, 48.2 and 88.3)
, with the purpose of determining the presence of Dissostichus spp. in Subareas 48.1, 48.2 and 88.3. In ... ) with 51.2 g/pot. In general, P. anemerae was captured in all researched subareas, with a higher yield ... in Subarea 48.2 (548.8 g/pot). Title: Fishing with pots in the Antarctic region (CCAMLR Statistical ...
Meeting Document : WG-FSA-98/20
-
Fishes incidentally caught by Japanese Antarctic krill commercial fishery to the north of the South Shetland Islands in February 1997
), Notolepis coatsi (3), Benthalbella elongata (1) and Neopagetopsis ionah (1), were captured as by-catch in 16 ... , Electrona antarctica of the Myctophidae was the most abundant. This species was found in 12 hauls, and its ... made in previous studies. In the present survey, the abundance of by-catch was well correlated to the ... time zone of trawling, which is thought to depend on a large amount of bathypelagic fishes in the ...
Meeting Document : WG-EMM-97/72 : Author(s): Iwami, T., Ichii, T., Naganobu, M., Kawaguchi, S.