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Elvar Halldor Hallfredsson

Phone: 926 09 745
Visiting address: Sykehusveien 23 Tromsø

Works with

Research and advisory work on deep-sea fish species.
Leader for the projects “Greenland halibut” and “greater silver smelt”, which includes being responsible for advisory work on those species in Norway.
 

Curriculum Vitae

Education:
2006 Doctor scient. (PhD) in fisheries biology Norwegian College of Fishery Science /University of Tromsø, Norway.
1998 Cand. scient. (Master degree) in fisheries biology at the Norwegian College of Fishery Science /University of Tromsø, Norway.
1989 College candidate in aquaculture at the Sogn og Fjordane College in Norway.
Employment:
2007- Scientist at Institute of Marine Research, Norway.
2006-2007 Associated professor in fisheries biology at the international fisheries management branch of study, Norwegian College of Fishery science, Tromsø Norway.
2001-2005 Research Fellow, Norwegian College of Fishery science, Tromsø Norway.
1999-2000 University lector in fisheries biology at the international fisheries management branch of study, Norwegian College of Fishery science, Tromsø Norway.
1998-1999 Assistant in the biological laboratory of Akvaplan-niva in Tromsø, Norway (3 months). High school teacher in mathematics and natural science at Breivika Videregående skole in Tromsø, Norway (6 months). Lecturer and assisting lecturer in fisheries biology and acoustics at the Norwegian College of Fishery Science including two educational surveys. Assistant in the biological laboratory of the Norwegian Institute of Fisheries and Aquaculture Ltd.
1990-1994 Teacher at Héraðsskólinn að Reykjum in Iceland, a primary school.
1989-1990 Scientific assistant at the Institute of freshwater fisheries in Iceland.
1985-1986 Employed in Bokabúð Braga bookstore, computer department in Reykjavík, Iceland.

Other employment:
Lumpfish fisheries in Iceland: 14 seasons, duration of each season ca 2 months (within the period of 1978 – 1994). Short time engagements for the Norwegian College of Fishery Science in the period 1994-1998 including nine scientific surveys, assisting lecturer in fisheries biology, as lab leader in computer lab etc. Other smaller jobs in summers and beside schools; as laboratory assistant, fisherman, in the fish-industry, in aquaculture, in agriculture, etc.

Publications

Dissertations:
Undersøkelse av en røye-innsjø og en blandet røye- og ørret- innsjø på Nord-Island, Høfdavatn og Ølvesvatn, etter selektivt fiske i noen år.
DH - kandidatoppgave, Sogn og Fjordane Distriktshøgskule, 1989.

Feeding of cod (Gadus morhua) and saithe (Pollachius virens) on the banks and in the coastal waters of Northern Norway - with respect to competition, predation and consumption.
Cand. scient. thesis, Norwegian College of Fishery science/University of Tromsø, 1998.

Fish predation on capelin larvae Mallotus villosus in the Barents Sea, in relation to recruitment. Doctor scient. thesis, Norwegian College of Fishery science/University of Tromsø, 2006.

The Doctor scien. thesis includes the following paper:
Hallfredsson E.H., Pedersen T. and Praebel K. 2007. Estimation of digestion rates for herring
Clupea harengus L. feeding on fish larvae. Journal of Fish Biology 70 (2): 638-643.

Godiksen J.A., Hallfredsson E.H. and Pedersen T. 2006. Effects of alternative prey on
predation intensity from herring Clupea harengus and sandeel Ammodytes marinus on capelin Mallotus villosus larvae in the Barents Sea. Journal of Fish Biology 69 (6): 1807-1823.

Hallfredsson E.H. and Pedersen, T., 2007. Effects of predation from 0-group cod on mortality rates of capelin larvae in the Barents Sea. Canadian Journal of Fisheries and Aquatic Sciences 65: 1710 -1722.

Hallfredsson E.H. and Pope J.G., 2007. Modelling the growth and mortality of cod juveniles and capelin larvae in the Barents Sea using a novel proto-moment based population dynamics model that estimates their predation interactions. ICES Journal of Marine Science, 64: 1313–1323

Hallfredsson E.H. and Pedersen, T., akseptert. Effects of predation from juvenile herring on mortality rates of capelin larvae in the Barents Sea. Canadian Journal of Fisheries and Aquatic Sciences.

Other publications:
Hallfredsson E.H.and Svellingen I. 2009. Greater argentine research in Norway 2008. Working Document ICES WGDEEP, 2009.