Résultats de la recherche
-
Long-term monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)
Paper Title: Long-term monitoring of krill recruitment and abundance indices in the Elephant ... Island area (Antarctic Peninsula) Abstract / Description: Krill distribution and density are reviewed ... interannual variability of krill recruitment is confirmed by the present analysis. Results are compared for ... one- and two-year-old krill (R 1 and R 2 respectively). Statistically significant fluctuations in ... sampling and/or data handling and if calculation of R, (proportion of recruits for 2-year-old krill) may ... krill distribution which must be considered dur ing net sampling operations to obtain adequate data ... results from indirect oceanographic data presented at the CCAMLR Workshop on Evaluating Krill Flux ... compared; the other data are not permuted in any way. As before, the significance Monitoring of Krill ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 19–35 : Auteur(s): Siegel, V., W. de la Mare and V. Loeb
-
Natural mortality rates of the Antarctic krill Euphausia superba Dana in the Indian sector of the Southern Ocean
Abstract: Data on the size and age composition of Euphausia superba were collected in the ... . Author(s): E.A. Pakhomov (Ukraine) Title: Natural mortality rates of the Antarctic krill Euphausia ...
Meeting Document : WG-KRILL-93/44 : Auteur(s): E.A. Pakhomov (Ukraine)
-
MODELLING ANTARCTIC KRILL: SCALE, MOVEMENT AND AGE‐STRUCTURE
model assimilates data from research surveys but data from fisheries and eventually from krill predators ... 's capabilities are illustrated using 19 years of survey data collected by the U.S. AMLR Program ... ‐year data on size compositions from net tows and total biomass from hydroacoustics or net tows are ... available. The model estimates population parameters from data based on a joint likelihood function and is ...
Meeting Document : WG-EMM-11/43 Rev. 1 : Auteur(s): D. Kinzey, G. Watters and C. Reiss (USA)
-
Ecosystem conservation and the race to krill
Status: Content Approved Document Release Consent: Yes Delegation responsibility for releasing ... improvements in the management of Antarctic krill fisheries, including establishing feedback management ... Abstract: CCAMLR has been managing the krill fishery without sufficient measures needed to meet ... procedures, requiring 100% scientific observer coverage on board krill vessels, and implementing further ...
Meeting Document : CCAMLR-XXXIV/BG/28 Rev. 1 : Auteur(s): Submitted by ASOC
-
‘When close is too close’ – Krill fishing close to the coast
Secretariat Workflow Status: Content Approved Document Release Consent: Yes Delegation responsibility for ... Abstract: For several years, ASOC has been calling for improved management of Antarctic krill ... fisheries by establishing feedback management procedures, improving monitoring through a strengthened CEMP ... program, and requiring 100% scientific observer coverage on board krill vessels among other issues. In ...
Meeting Document : CCAMLR-XXXII/BG/17 Rev. 1 : Auteur(s): Submitted by ASOC
-
Moulting interval and growth of juvenile Antarctic krill fed different concentrations of the diatom Phaenodactylum tricornutum in the laboratory
Paper Title: Moulting interval and growth of juvenile Antarctic krill fed different ... Antarctic krill (Euphausia superba) were fed Phaenodactylum tricornutum, at concentrations ranging from 0.0 ... juvenile krill increased, up to a concentration of 1.0 mgC 1 –1. No further effect of food concentrations ... , 1.14mm. From these results, maximum daily growth rate (∆BL /IP) of juvenile krill was calculated to be ... integral de ce document sera publie dans la revue Polar Biology (1987) sous le titre ci-dessus Rapport ... OF JUVENILE ANTARCTIC KRILL FED DIFFERENT CONCENTRATIONS OF THE DIATOM PHAENODACTYLUM TRICORNUTUM IN ... THE LABORATORY T. Ikeda, P.G. Thomas (Australia) Abstract Juveni,le Antarctic krill (Euphausia ... period (IP) decreased, but an increment of body length per moult (6BL) of juvenile krill increased, up ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 223-225 : Auteur(s): Ikeda, T. and P.G. Thomas
-
Krill Fishery Report
fishery, an inventory of catch and SISO data, including incidental mortality of marine mammals and ... of observer data effort since 2011 and a comparison bycatch occurrence in C1 and SISO data. Author ... summary of information related to the krill fishery in a similar format to the fishery reports that are ... completed for finfish fisheries in WG-FSA (www.ccamlr.org/node/75667). The Secretariat agreed to coordinate ...
Meeting Document : WG-EMM-15/30 : Auteur(s): CCAMLR Secretariat
-
Determination of Antarctic krill acoustic back-scattering cross-section
Paper Title: Determination of Antarctic krill acoustic back-scattering cross-section Abstract ... / Description: When determining the density krill of concentrations it is necessary to know the acoustic cross ... -section of back-scattering of krill. The target strength can be determined in situ by measuring the echo ... determine the acoustic cross-section of the back-scattering of krill. By experiments, the authors have ... the distance. The mean and maximum length of krill are determined from data collected in sample ... Boston (USA), 1979. N20. Samovolkin V.G. Back-scattering of ultrasound from fish and shrimp. VNlRO ... KRILL ACOUSTIC BACK-SCATTERING CROSS-SECTION V.A. Protaschuk and T.A. Lukashova (U.S.S.R.) Abstract ... When determining the density krill of concentrations it is necessary to know the acoustic cross ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 141-152 : Auteur(s): Protaschuk, V.A. and T.A. Lukashova
-
KRILLBASE: a circumpolar database of Antarctic krill and salp numerical densities, 1926–2016
krill abundance data and 9726 with salp abundance data. These data were collected by 10 nations and span ... . Krill abundance data have been standardised to accommodate variation in sampling methods, and we have ... backdrop of rapid regional climate change, requires information on distribution and time trends. Many data ... this is stored in national archives, sometimes only in notebooks. In order to make these important data ...
Meeting Document : WG-EMM-17/P03 : Auteur(s): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, R. Anadon, S. Chiba, K.L. Daly, R. Downie, S. Fielding, P. Fretwell, L. Gerrish, G.W. Hosie, M.J. Jessopp, S. Kawaguchi, B.A. Krafft, V. Loeb, J. Nishikawa, H.J. Peat, C.S. Reiss, R.M. Ross, L.B. Quetin, K. Schmidt, D.K. Steinberg, R.C. Subramaniam, G.A. Tarling and P. Ward
-
DEMOGRAPHIC PATTERNS OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) EXPLAIN THE SPATIAL SEGREGATION OF BALEEN WHALES (MYSTICETI) AROUND THE SOUTH SHETLAND ISLANDS, ANTARCTICA
Abstract: Using data collected by U.S. Antarctic Marine Living Resources (AMLR) Program during ... demographic characteristics were derived from net haul data. Approximately 25,000 km² and 500 net hauls were ... conservation of whales and management of krill fisheries are discussed. Author(s): J.A. Santora, C.S. Reiss ... Antarctic krill (Euphausia superba) abundance and demography near the South Shetland Islands (Antarctic ...
Meeting Document : WG-EMM-09/33 : Auteur(s): J.A. Santora, C.S. Reiss, V.J. Loeb and R.R. Veit (USA)