Blar i Published in cooperation with others på forfatter "Aglen, Asgeir"
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Report of the 1991 ICES coordinated acoustic survey of herring stocks in ICES divisions VIa IVa and IVb
Simmonds, E. John; Reid, David; Aglen, Asgeir; Skagen, Dankert W.; Corten, A. (ICES CM Documents;1992/H:35, Working paper, 1992) -
Report on herring acoustic surveys in northern and central North Sea during summer 1987
Aglen, Asgeir; Simmonds, E. John (ICES CM Documents;1988/H:37, Working paper, 1988)Acoustic surveys covering the Northern and Central North Sea were carried out by Scottish and Norwegian vessels during the period 24 June to 11 August. The estimated biomass of mature herring was 817 000 tonnes. For ... -
Report on herring acoustic surveys in the North Sea, Skagerrak and Kattegat during summer 1988
Kirkegaard, E.; Aglen, Asgeir; Bailey, R.S.; Forbes, Sinclair T.; Hagström, Olle (ICES CM Documents;1989/H:37, Working paper, 1989)Four herring acoustic surveys coordinated by ICES were carried out by Scottish, Norwegian, Swedish and Danish vessels during the period 24 June to 19 August 1988. The reports on the individual surveys, giving a short ... -
Report on the 1982 herring acoustic survey in the northwestern North Sea
Aglen, Asgeir; Simmonds, E. John; Bailey, R.S. (ICES CM Documents;1982/H:47, Working paper, 1982) -
Report on the 1983 Herring Acoustic Survey in the northwestern North Sea
Bailey, R.S.; Aglen, Asgeir; Corten, A.; Simmonds, E. John (ICES CM Documents;1983/H:52, Working paper, 1983) -
Report on the 1984 herring acoustic survey in the northern North Sea
Simmonds, E. John; Bailey, R.S.; Aglen, Asgeir; Lahn-Johannessen, John; Smedstad, Odd M.; Van de Kamp, G. (ICES CM Documents;1985/H:34, Working paper, 1985) -
Report on the 1985 ICES-coordinated herring acoustic survey in the northern North Sea
Simmonds, E. John; Bailey, R.S.; McKay, D.W.; Aglen, Asgeir; Iversen, Svein A. (ICES CM Documents;1986/H:16, Working paper, 1986) -
Report on the Herring Acoustic Surveys in the North Sea, Skagerrak and Kattegat during Summer 1989
Kirkegaard, E.; Aglen, Asgeir; Degnbol, P.; Hagström, Olle; Palmén, L-E.; Simmonds, E. John (ICES CM Documents;1990/H:24, Working paper, 1990)Four herring acoustic surveys coordinated by ICES were carried out by Scottish, Norwegian, Swedish and Danish research vessels during the period 28 June to 9 August 1989. The reports on the individual surveys, giving a ... -
Report on the ICES-coordinated acoustic survey of herring stocks in 1980.
Bailey, R.S.; Aglen, Asgeir; Corten, A.; Diner, Noel; Simmonds, E. John (ICES CM Documents;1980/H:24, Working paper, 1980) -
Report on the ICES-coordinated acoustic survey of herring stocks in 1981.
Aglen, Asgeir; Østvedt, Ole Johan (ICES CM Documents;1981/H:50, Working paper, 1981) -
Retrospective review of management advice for Northeast Arctic cod [presentation]
Aglen, Asgeir; Nakken, Odd; Yaragina, Natalia A.; Sokolov, Konstantin (IMR/PINRO Joint Report Series;2/2005, Conference object, 2005) -
Retrospective review of management advice for Northeast Arctic cod [presentation]
Aglen, Asgeir; Nakken, Odd; Yaragina, Natalia A.; Sokolov, Konstantin (IMR/PINRO Joint Report Series;2/2005, Conference object, 2005) -
Retrospective review of management advice for the northeast Arctic cod
Aglen, Asgeir; Nakken, Odd; Sokolov, Konstantin; Yaragina, Natalia A. (IMR/PINRO Joint Report Series, Conference object, 2005) -
Retrospective review of management advice for the northeast Arctic cod
Aglen, Asgeir; Nakken, Odd; Sokolov, Konstantin; Yaragina, Natalia A. (IMR/PINRO Joint Report Series, Conference object, 2005) -
A “snowcrab-bag” attached to the fishing line of Campelen 1800 research trawl : Does it affect the catch rates and species composition in the cod end?
Aglen, Asgeir; Pavlenkov, Alexander; Hjelset, Ann Merete; Fuglebakk, Edvin; Engås, Arill (IMR/PINRO Joint Report Series;, Research report, 2019)For monitoring abundance and distribution of snow crab in the Barents Sea, data from the bottom trawl surveys in winter (February) and in autumn (August-September) are used. The data collected in the autumn survey is ... -
Spatial density distributions of fish, a balance between environmental and physiological limitation
Stensholt, Boonchai K.; Aglen, Asgeir; Mehl, Sigbjørn; Stensholt, Eivind (ICES CM documents, Working paper, 2001)Data (trawl, acoustic, CTD) from four scientific survey series , i.e. along the Norwegian coast, in the North Sea, and in the Barents Sea summer and winter, are used to describe and discuss the spatial density distributions ... -
Stock size of sprat in the North Sea estimated from an echo integrator survey in January 1981.
Iversen, Svein A.; Aglen, Asgeir; Bakken, Erling (ICES CM Documents;1981/H:42, Working paper, 1981) -
Survey design and analysis procedures: a comprehensive review of good practice
Simmonds, E. John; Williamson, Neal J.; Gerlotto, Francois; Aglen, Asgeir (ICES CM documents, Working paper, 1991)This paper provides a major review of acoustic survey and-data analysis procedures, it has been prepared as a result of discussions in the FAST working group of ICES. A review of published literature is combined with an ... -
Surveying the younger age grows of saithe - experiences from a small scale acoustic survey at the coast of western Finnmark
Aglen, Asgeir (PINRO-IMR Symposium, Conference object, 1995)The small saithe (1- and 2- group) is mainly distributed in fairly shallow areas close to the Norwegian coast from Rogaland to eastern Finnmark. It is known to occur quite regularily at certain localities. It is usually ... -
Swimming behaviour of fish schools in the North Sea during acoustic surveying and pelagic sampling trawling
Aglen, Asgeir; Misund, Ole Arve (ICES CM Documents;1990/B:38, Working paper, 1990)Swimming behaviour of schooling herring, mackerel and sprat, when approached by a survey vessel, was observed by aid of a true motion sonar. Observations were made both during surveying and during pelagic trawling. Horizontal ...