Blar i Havforskningsinstituttet på emneord "atlantisk sild"
Viser treff 1-7 av 7
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0-group saithe and herring off the Norwegian coast in 1986 and 1987 [HELP 9]
(help, Research report, 1987)In 1985 investigations were started to try to measure the abundance of 0-group saithe before the main concentrations entered the inshore waters. In 1986 the investigation area were expanded to also cover the eastern part ... -
Acoustic abundance estimation of midwater animals
(Journal article; Peer reviewed, 1999) -
Detecting Atlantic herring by parametric sonar
(Journal article; Peer reviewed, 2010-03-17)The difference-frequency band of the Kongsberg TOPAS PS18 parametric sub-bottom profiling sonar, nominally 1–6 kHz, is being used to observe Atlantic herring. Representative TOPAS echograms of herring layers and schools ... -
Detection of internally tagged fish with special application to the atlanto-scandian herring
(ICES CM Documents;1977/H:20, Working paper, 1977)The paper describes the operating principle and use of a new machine for detection and sorting of internally tagged fish. The machine has been used in the calculation of the Atlanto-Scandian herring stock size. Fixed ... -
Genetic mixed-stock analysis of Atlantic herring populations in a mixed feeding area
(Journal article; Peer reviewed, 2011-12-05)Determining spatio-temporal distributions of fish populations is of interest to marine ecology, in general, and to fisheries science in particular. Genetic mixed-stock analysis is routinely applied in several anadromous ... -
Kopepodnauplier på Møre våren 1986 - næringstilbudet til sildelarver [HELP 11]
(help, Research report, 1987)Kopepodnauplier inngår som en viktig del av næringen til sildelarver. På den bakgrunn ble det våren 1986 foretatt en undersøkelse over forekomsten av nauplier i forhold til sildelarver på Møre. Kopepodnauplier og ... -
Report of the Atlanto-Scandian herring working group : Bergen, Norway, 18 - 22 April 1977
(ICES CM Documents;1977/H:4, Working paper, 1977)