Viser treff 1-10 av 383
A length-based hypothesis for feeding migrations in pelagic fish
(Journal article; Peer reviewed, 1999)
We evaluated the costs and benefits of long-distance horizontal migration by pelagic planktivores, Atlantic herring (Clupea harengus), blue whiting (Micromesistius poutassou), mackerel (Scomber scombrus), and capelin (Mallotus ...
Discrimnation of herring populations in a northern Norwegian fjord: genetic and biological aspects
(ICES CM Documents;1986/H:63, Working paper, 1986)
From a trawl survey in a fjord system in northern Norway, it has been possible to separate catches of herring into two distinct groups characterized by different number of vertebrae (VS). Low- vertebral herring (VS = ...
Workshop on Methods of Forecasting Herring Catches in Division IIIA and the North Sea [Lysekil, 10- 13 March, 1992]
(ICES CM Documents;1992/H:5, Working paper, 1992)
A study of first feeding herring (Clupea harengus L.) larvae during the period 1985- 1993
(ICES CM Documents;1993/H:21, Working paper, 1993)
Hatching and distribution of first feeding larvae of Norwegian spring spawning herring have been monitored on the Norwegian shelf in March and April since 1985. During this period the spawning stock increased from 0.5 ...
Herring Assessment Working Group for the Area South of 62°N [Copenhagen, 22 March - 2 April, 1993]
(ICES CM Documents;1993/Assess:15, Working paper, 1993)
Report of the Planning Group for Herring Surveys (PGHERS) [22–26 January, 2007 Charlottenlund, Denmark]
(ICES CM documents;2007/LRC:01, Working paper, 2007)
Report of the Study Group on Stock-Recruitment Relationships for North Sea Autumn-Spawning Herring [Lowestoft, UK, 26- 28 May, 1998]
(ICES CM Documents;1998/D:2, Working paper, 1998)
Migration behaviour of herring along the cold front in the Norwegian Sea in April 1997
(ICES CM Documents;1997/EE:12, Working paper, 1997)
The behaviour of Norwegian spring spawning herring when migrating to the feeding areas in the Norwegian Sea in April was mapped by an acoustic survey in 1997. The distribution of herring was recorded by conventional echo ...
Report of the Herring Assessment Working Group for the Area South of 62°N [ICES Headquarters, Copenhagen, 10- 19 March, 1997]
(ICES CM Documents;1997/Assess:8, Working paper, 1997)
Acoustic portrait of herring in Vestfjord, january 1996, with geostatistical analysis
(ICES CM Documents;1996/H:31, Working paper, 1996)
In January 1996 the stock of Norwegian spring-spawning herring (Clupea harengus) was acoustically surveyed in the wintering area. Both immature and mature fish were present. Because of the comparative lateness of the ...