Résultats de la recherche
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Changing status of three notothenioid fish at the South Shetland Islands (1983–2016) after impacts of the 1970–80s commercial fishery
species had become depleted around the South Shetland Islands. Herein we report subsequent changes in the ... ; (2) further decline in G. gibberifrons recruitment evidenced by low proportions of juvenile fish; and ... notothenioid fish at the South Shetland Islands (1983–2016) after impacts of the 1970–80s commercial fishery ...
Meeting Document : WG-FSA-17/P01 : Auteur(s): E. Barrera-Oro, E. Marschoff and D. Ainley
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Predation on fish by the southern elephant seal, Mirounga leonina, at King George Island, South Shetland Islands, as reflected by stomach lavage
remains. The aim of the present paper was to report data on fish prey obtained from seal stomachs ... were cephalopods and fish which ocurred respectively in 98,1% and 14% of stomachs containing prey ... containing fish remains. Of these stomachs, 9 belonged to adult females, 6 to juvenile males and 1 to a ... subadult male. The identification of otoliths revealed the predominance of myctophids as fish prey of seals ...
Meeting Document : WG-EMM-01/58 : Auteur(s): G.A. Daneri and A.R. Carlini (Argentina)
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Protecting young fish and spawning aggregations of Champsocephalus gunnari in Subarea 48.3 (South Georgia): a review
Paper Title: Protecting young fish and spawning aggregations of Champsocephalus gunnari in ... Subarea 48.3 (South Georgia): a review Abstract / Description: The need to protect young fish and ... , and a strategy for the future protection of young fish and spawning aggregations of C. gunnari in ... and fish size, and a proposed new closed season from 1 March to 31 May. File: 04parkes.pdf ... Working Group on Fish Stock Assessment. In: Report of the Eighth Meeting of the Scientific Conzmittee ... . Report of the Working Group on Fish Stock Assessment. In: Report of the Eleventh Meeting of the ... The need to protect young fish and spawning aggregations in fisheries generally, and specifically in ... , mackerel icefish, fisheries management, closed season, closed area, spawning aggregation, juvenile fish ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 75–86 : Auteur(s): Parkes, G.B
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Comparison of two methods to assess fish losses due to depredation by killer whales and sperm whales on demersal longlines
Paper Title: Comparison of two methods to assess fish losses due to depredation by killer whales ... depredation occurs on fish in the marine environment. This is the case for killer whales (Orcinus orca) and ... when assessing fish stocks, fishery economics and/or conservation of odontocetes. File: Gasco et ... quotas (Roche et al., 2007). Like in most other fisheries, fish stocks tar- geted by longlining (and ... used in other locations or fisheries to assess depreda- tion levels when targeted fish species are ... . NPRB Final Report F0412: 57 pp. Tilney, R. and M.G. Purves. 1999. The status of integrated fisheries ... Science, Vol. 22 (2015): 1–14 1 Comparison of two methods to assess fish losses due to depredation by ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 1–14 : Auteur(s): Gasco, N., P. Tixier, G. Duhamel and C. Guinet
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Is the attempt to estimate the biomass of Antarctic fish from a multi-species survey appropriate for all targeted species? Notothenia rossii in the Atlantic Ocean sector – revisited
Paper Title: Is the attempt to estimate the biomass of Antarctic fish from a multi-species survey ... was one of the first conservation measures adopted by CCAMLR. Fish biomass within a CCAMLR subarea or ... . rossii, at the same time. These surveys are conducted under the assumption that the target fish species ... Science, Vol. 11 (2004): 141–153 141 IS THE ATTEMPT TO ESTIMATE THE BIOMASS OF ANTARCTIC FISH FROM A ... adopted by CCAMLR. Fish biomass within a CCAMLR subarea or part of a subarea is commonly estimated from ... 2002 (Everson, 1997; Everson et al., 1991, 1992, 1994, 2000, 2002). Fish caught were 35 to 78 cm long ... of similar size (Figure 3b) (Kock, 1979). Fish forming this concentration were 34–75 cm long and ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 141–153 : Auteur(s): Kock, K.-H., M. Belchier and C.D. Jones
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A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty
Paper Title: A generalised model for evaluating yield and the long-term status of fish stocks ... under conditions of uncertainty Abstract / Description: This paper presents a general fish stock ... known catch history and thus allow assessments of yield to be made for existing fisheries. An example is ... . Cambridge University Press, Cambridge, UK. SC-CAMLR. 1987. Report of the Ad Hoc Working Group on Fish ... . 1995. Report of the Working Group on Fish Stock Assessment. In: Report of the Fourteenth Meeting of ... MODEL FOR EVALUATING YIELD AND THE LONG-TERM STATUS OF FISH STOCKS UNDER CONDITIONS OF UNCERTAINTY ... Channel Highway, Kingston 7050 Tasmania, Australia Abstract This paper presents a general fish stock ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Auteur(s): Constable, A. and W.K. de la Mare
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Fish stock assessment survey in Subarea 48.3
Paper Title: Fish stock assessment survey in Subarea 48.3 Abstract / Description: A demersal ... fish survey in the vicinity of South Georgia, CCAMLR Subarea 48.3, is described. Details are given of ... -CAMLR, 1990a). This report presents the results from a fish stock assessment survey undertaken by the ... . CIELNIASZEK and J. SZLAKOWSKI. 1989. Report of the joint UKlPolish fish stock assessment survey around South ... 4. Hobart, Australia: CCAMlR SC-CAMLR. 1990a. Report of the Working Group on Fish Stock Assessment ... WG-FSA-91/14 FISH STOCK ASSESSMENT SURVEY IN SUB AREA ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Auteur(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski
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The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
Paper Title: The role of fish as predators of krill (Euphausia superba) and other pelagic ... : Krill forms an important part of the diet of many Antarctic fish species. An understanding of the role ... of fish as krill predators in the Southern Ocean is critical to understanding how changes in fish ... region. First attempts to estimate the krill and pelagic food consumption by Antarctic demersal fish in ... . Fisheries in the Southern Ocean quickly resulted in a dramatic depletion of certain fish stocks (Kock ... Science, Vol. 19 (2012): 115–169 115 THE ROLE OF FISH AS PREDATORS OF KRILL (EUPHAUSIA SUPERBA) AND ... represented by demersal and mesopelagic fish and krill (Euphau sia superba), the key organism to many food ... part of the diet of many Antarctic fish species. An understanding of the role of fish as krill ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Auteur(s): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams
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Fishes of the Ross Sea Region – A field guide to common species caught in the longline fishery
species caught in the longline fishery New Zealand Aquatic Environment and Biodiversity Report No. 134 ... and Biodiversity Report No. 134. 54 p. Requests for further copies should be directed to ... fish fauna of the Ross Sea was also summarised by Eastman & Hubold (1999). But the work of Clive ... . In addition any fish species that does not appear in this guide should also be retained. This ...
Document : Site Section: Publications
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Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87
Paper Title: Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77 ... the stocks of five fish species (Champsocephalus gunnari, Chaenocephalus aceratus, Pseudochaenichthys ... /6 of the area of the island shelf. Assessment results point to considerable variations in fish ... biomass density, in the studied period. Estimates of fish stocks biomass ranged from 43 to 158 thousand ... Antarctic Fish Biology. Report of the Second Meeting. BIOMASS Rep. Ser., 12. ANONYMOUS. 1985. Report of ... CHANGES IN BIOMASS OF FISH STOCKS IN THE SOUTH GEORGIA AREA IN 1976/77-1986/87 M. Mucha and W ... stocks of five fish species (Champsocephalus gunnari, Chaenocephalus aceratus, pseudOchaenichthys ... fish biomass density, in the studied period. Estimates of fish stocks biomass ranged from 43 to 158 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Auteur(s): Mucha, M. and W. Ślósarczyk