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Ståle Johannes Helland
Del:
| Grad | PhD |
|---|---|
| Stilling | Førsteamanuensis |
| E-post | stale.helland@nofima.no |
| Mobiltelefon | +47 934 18 897 |
| Arbeidssted | Sunndalsøra |
Jobber innen
Les også
Aktuelle saker
Publikasjoner
- Castro, V., Grisdale-Helland, B., Helland, S.J., Kristensen, T., Jørgensen, S.M., Helgerud, J., Claireaux, G., Farrell, A.P., Krasnov, A. og Takle, H. 2011. Aerobic training stimulates growth and promotes disease resistance in Atlantic salmon (Salmo salar).
- Takle, H., Castro Del Rio, V., Grisdale-Helland, B., Helland, S.J., Tørud, B. og Kristensen, T. 2010. Aerob utholdenhetstrening for bedret hjertefunksjon og helse hos oppdrettslaks: oppfølging og videreutvikling av konseptet trening av fisk.
- Helland, S.J., Hatlen, B. og Grisdale-Helland, B. 2010. Energy, protein and amino acid requirements for maintenance and efficiency of utilization for growth of Atlantic salmon post-smolts determined using increasing ration levels.
- Takle, H., Kristensen, T., Helland, S.J., Grisdale-Helland, B., Poppe, T., Tørud, B. og Helgerud, J. 2008. Aerob utholdenhetstrening for bedret hjertefunksjon og helse hos oppdrettslaks. FHF-prosjekt 522014. Prosjektperiode 1.6.2007-10.10.2008
- Grisdale-Helland, B., Shearer, K.D., Gatlin III, D.M. og Helland, S.J. 2008. Effects of dietary protein and lipid levels on growth, protein digestibility, feed utilization and body composition of Atlantic cod (Gadus morhua).
- Grisdale-Helland, B., Helland, S.J. og Gatlin III, D.M. 2008. The effects of dietary supplementation with mannanoligosaccharide, fructooligosaccharide or galactooligosaccharide on the growth and feed utilization of Atlantic salmon (Salmo salar).
- Hatlen, B., Helland, S.J. og Grisdale-Helland, B. 2007. Energy and nitrogen partitioning in 250 g Atlantic cod (Gadus morhua L.) given graded levels of feed with different protein and lipid content.
- Grisdale-Helland, B., Shearer, K.D. og Helland, S.J. 2007. Energy and nutrient utilization of Atlantic cod, Atlantic salmon and rainbow trout fed diets differing in energy content.
- Einen, O., Alne, H., Grisdale-Helland, B., Helland, S.J., Hemre, G.-I., Ruyter, B., Refstie, S. og Waagbø, R. 2007. Nutritional biology in farmed fish.
- Aas, T.S., Hatlen, B., Grisdale-Helland, B., Terjesen, B.F., Penn, M., Bakke-Mckellep, A.M. og Helland, S.J. 2007. Feed intake, growth and nutrient utilization in Atlantic halibut (Hippoglossus hippoglossus) fed diets containing a bacterial protein meal.
- Terjesen, B.F., Aas, T.S., Skugor, S., Takle, H., van Nes, S., Grisdale-Helland, B., Helland, S.J. og Andersen, Ø. 2006. Purine nitrogen metabolism in the Atlantic salmon: Effects of dietary nucleic acids with focus on urate oxidase.
- Reitan, K.H., Grisdale-Helland, B., Helland, S.J., Overrein, I. og Kjørsvik, E. 2006. Utnyttelse av marinolje fra Calanus finmarchicus i fôr til laks Salmo salar og torsk Gadus morhua.
- Mambrini, M., Helland, S.J. og Grisdale-Helland, B. 2006. Species-specific regulation of glutamate dehydrogenase gene expression is connected with the features of nitrogen utilisation in rainbow trout and Atlantic salmon.
- Kelly, M., Grisdale-Helland, B., Helland, S.J. og Gatlin III, D.M. 2006. Refined understanding of sulfur amino acid nutrition in hybrid striped bass, Morone chrysops ♀ x M. saxatilis ♂.
- Jordan, A.D., Lampe, J.F., Grisdale-Helland, B., Helland, S.J., Shearer, K.D. og Steffensen, J.F. 2006. Growth of Atlantic cod (Godus morhua L.) with different haemoglobin subtypes when kept near their temperature preferenda.
- Hoehne-Reitan, K., Helland, S.J., Grisdale-Helland, B., Overrein, I., Rustad, T. og Kjørsvik, E. 2006. Replacement of fish oil by copepod oil in feeding of Atlantic salmon and Atlantic cod.
- Helland, S.J., Hatlen, B. og Grisdale-Helland, B. 2006. Optimalisering av hovednæringstoffene til torsk.
- Helland, S.J., Hatlen, B. og Grisdale-Helland, B. 2006. Changes in the utilization of energy and amino acids caused by feed intake level - implications for amino acid requirements studies.
- Helland, S.J. og Grisdale-Helland, B. 2006. Replacement of fish meal with wheat gluten in diets for Atlantic halibut (Hippoglossus hippoglossus): effect on whole-body amino acid concentrations.
- Hatlen, B., Grisdale-Helland, B. og Helland, S.J. 2006. Growth variation and fin damage in Atlantic cod (Gadus morhua L.) fed at graded levels of feed restriction.
- Hatlen, B., Grisdale-Helland, B. og Helland, S.J. 2006. Energy and nitrogen utilisation in groups of Atlantic cod (Gadus morhua) fed diets with different protein and lipid content at graded levels of feed restriction.
- Grisdale-Helland, B., McKenzie, D.J., Hatlen, B., Steffensen, J.F., Jordan, A.D. og Helland, S.J. 2006. Rapeseed oil increases the tolerance of Atlantic salmon to hypoxia.
- Grisdale-Helland, B., Hatlen, B., McKenzie, D.J., Jordan, A.D., Steffensen, J.F. og Helland, S.J. 2006. Rapsolje øker laksens toleranse til hypoksi.
- Einen, O., Alne, H., Grisdale-Helland, B., Helland, S.J., Hemre, G.-I., Ruyter, B., Refstie, S. og Waagbø, R. 2006. Ernæringsbiologi hos oppdrettsfisk.
- Burr, G.S., Li, P., Goff, J.B., Gatlin III, D.M., Grisdale-Helland, B. og Helland, S.J. 2006. Evaluation of growth performance and whole-body composition of juvenile hybrid striped bass Morone chrysops x M. saxatilis and red drum Sciaenops ocellatus fed high-protein and high-lipid diets.
- Andersen, Ø., Aas, T.S., Skugor, S., Takle, H., van Nes, S., Grisdale-Helland, B., Helland, S.J. og Terjesen, B.F. 2006. Purine-induced expression of urate oxidase and enzyme activity in Atlantic salmon (Salmo salar).
- Aas, T.S., Hatlen, B., Grisdale-Helland, B., Terjesen, B.F., Bakke-McKellep, A.M. og Helland, S.J. 2006. Effects of diets containing a bacterial protein meal on growth and feed utilisation in rainbow trout (Oncorhynchus mykiss).
- Aas, T.S., Grisdale-Helland, B., Terjesen, B.F. og Helland, S.J. 2006. Improved growth and nutrient utilisation in Atlantic salmon (Salmo salar) fed diets containing a bacterial protein meal.
- Aas, T.S., Andersen, Ø., Skugor, S., Takle, H., van Nes, S., Grisdale-Helland, B., Terjesen, B.F. og Helland, S.J. 2006. Nitrogen metabolisme hos laks gitt fôr med økende innhold av BioProtein.
- Jordan, A.D., Steinhausen, M.F., Herbert, N.A., Grisdale-Helland, B., Helland, S.J. og Steffensen, J.F. 2005. Does temperature preference relate to the anaerobic capacity of Atlantic cod (Gadus morhua L.) with different haemoglobin phenotype?
- Grisdale-Helland, B., Helland, S.J. og Shearer, K.D. 2005. Atlantic cod Gadus morhua utilize feed more efficiently than Atlantic salmon Salmo salar and rainbow trout Oncorhynchus mykiss.
- Grisdale-Helland, B., Helland, S.J. og Kolstad, K. 2005. Salmon.
- Jordan, A.D., Lampe, J.F., Grisdale-Helland, B., Helland, S.J. og Steffensen, J.F. 2004. Temperature and haemoglobin interactions in Atlantic cod: Implications for growth potential?
- Aas, T.S., Grisdale-Helland, B., Terjesen, B.F. og Helland, S.J. 2004. Bacterial protein as a protein source in diets for Atlantic salmon (Salmo salar).
- Bæverfjord, G., Refstie, S. og Helland, S.J. 2003. Reduced water quality and phosphorus deficiency in fast growing Atlantic salmon parr. Effects on mineral balance and bone formation.
- Grisdale-Helland, B., Ruyter, B., Rosenlund, G., Obach, A., Helland, S.J., Sandberg, M.G., Standal, H. og Røsjø, C. 2002. Influence of high contents of dietary soybean oil on growth, feed utilization, tissue fatty acid composition, heart histology and standard oxygen consumption of Atlantic salmon (Salmo salar) raised at two temperatures.
- Grisdale-Helland, B., Helland, S.J., Baeverfjord, G. og Berge, G.M. 2002. Full-fat soybean meal in diets for Atlantic halibut: growth, metabolism and intestinal histology.
- Grisdale-Helland, B. og Helland, S.J. 2002. Atlantic halibut, Hippoglossus hippoglossus.
- Storebakken, T., Berge, G.M., Helland, S.J. og Skrede, A. 2001. Bacterial protein produced on natural gas - a novel alternative to fish meal in salmon diets.
- Grisdale-Helland, B., Ruyter, B., Rosenlund, G., Obach, A., Helland, S.J., Gisvold, M., Standal, H. og Røsjø, C. 2000. Performance and health of Atlantic salmon fed high energy diets supplemented with fish and/or soybean oil.
- Thodesen, J., Grisdale-Helland, B., Helland, S.J. og Gjerde, B. 1999. Feed intake, growth and feed utilization of offspring from wild and selected Atlantic salmon.
- Grisdale-Helland, B., Helland, S.J. og Berge, G.M. 1999. Alternative protein sources for Atlantic halibut.
- Berge, M., Grisdale-Helland, B. og Helland, S.J. 1999. Soy protein concentrate in diets for Atlantic halibut (Hippoglossus hippoglossus).
- Storebakken, T., Kvien, I.S., Shearer, K.D., Grisdale-Helland, B., Helland, S.J. og Berge, G.M. 1998. The apparent digestibility of diets containing fish meal, soybean meal or bacterial meal fed to Atlantic salmon (Salmo salar): evaluation of different faecal collection methods.
- Helland, S.J. og Grisdale-Helland, B. 1998. The influence of dietary carbohydrate and protein levels on energy and nitrogen utilization of Atlantic salmon in seawater.
- Helland, S.J. og Grisdale-Helland, B. 1998. The influence of replacing fish meal in the diet with fish oil on growth, feed utilization and body composition of Atlantic salmon, (Salmo salar) during the smoltification period.
- Helland, S.J. og Grisdale-Helland, B. 1998. Growth, feed utilization and body composition of juvinile Atlantic halibut (Hippoglossus hippoglossus) fed diets differing in the ratio between the macronutrients.
- Grisdale-Helland, B. og Helland, S.J. 1998. Macronutrient utilization by Atlantic halibut (Hippoglossus hippoglossus) : diet digestibility and growth of 1 kg fish.
- Grisdale-Helland, B. og Helland, S.J. 1998. Macronutrient utilization by offspring from wild and selected Atlantic salmon.
- Refstie, S., Helland, S.J. og Storbakken, T. 1997. Adaptation to soybean meal in diets for rainbow trout, Oncorhynchus mykiss.
- Helland, S.J., Grisdale-Helland, B. og Berge, G.M. 1997. Feed intake and growth of Atlantic halibut (Hippoglossus hippoglossus L.) fed combinations of pellets sizes.
- Helland, S.J. og Grisdale-Helland, B. 1997. The influence of dietary carbohydrate and protein levels on energy and nitrogen utilization of Atlantic salmon in saltwater.
- Grisdale-Helland, B. og Helland, S.J. 1997. Replacement of protein by fat and carbohydrate in diets for Atlantic salmon at the end of the freshwater stage.
- Grisdale-Helland, B. og Helland, S.J. 1997. Macronutrient utilization by offspring from wild and selected Atlantic salmon.
- Refstie, S., Helland, S.J. og Storebakken, T. 1996. Adaptation to soybean meal in diets for rainbow trout.
- Kvien, I.S., Storebakken, T., Shearer, K.D., Grisdale-Helland, B., Helland, S.J. og Berge, G.M. 1996. Feed intake, digestibility and rate of passage in Atlantic salmon fed diets with fish meal, soybean meal or bacterial protein.
- Helland, S.J., Grisdale-Helland, B. og Nerland, S. 1996. A simple method for the measurement of daily feed intake of groups of fish.
- Helland, S.J. og Grisdale-Helland, B. 1996. Protein requirement of Atlantic halibut.
- Helland, S.J. og Grisdale-Helland, B. 1995. Vekstfôr til matfisk kveite.
- Helland, S.J. og Grisdale-Helland, B. 1995. Macronutrient utilization by Atlantic halibut.
- Grisdale-Helland, B. og Helland, S.J. 1995. Energy utilization by Atlantic salmon.
- Grisdale-Helland, B. og Helland, S.J. 1995. Methods to assess optimal nutrient composition of diets for Atlantic Salmon.
- Helland, S.J. og Grisdale-Helland, B. 1994. Proteinbehov hos laks.
- Grisdale-Helland, B. og Helland, S.J. 1994. Methods to assess optimal nutrient composition of diets for Atlantic salmon.
- Grisdale-Helland, B. og Helland, S.J. 1994. Energivurderingssystem for fôrmidler til laks.
- Holm, J., Helland, S.J. og Grisdale-Helland, B. 1993. Individual respirometry as a control technique for physiological experiments with Atlantic salmon (Salmo salar).
- Helland, S.J., Grisdale-Helland, B. og Holm, J. 1993. Feeding regimes and compensatory growth of halibut.
- Helland, S.J. og Grisdale-Helland, B. 1993. A simple method for daily feed intake measurements of groups of fish.
- Grisdale-Helland, B. og Helland, S.J. 1993. Effect of digestible protein: energy ratio on the performance of Atlantic salmon.
- Helland, S.J., Grisdale-Helland, B. og Nerland, S. 1992. Kontrollert fôrinntaksmåling hos fisk.
- Grisdale-Helland, B., Helland, S.J. og Sørensen, J.H. 1992. Stoffbalanseforsøk med smolt.
- Helland, S.J., Storebakken, T. og Grisdale-Helland, B. 1991. Atlantic salmon, Salmo salar.
- Grisdale-Helland, B., Helland, S.J. og Åsgård, T. 1991. Problems associated with the present use of menadione sodium bisulfite and vitamin A in diets for Atlantic salmon.
- Helland, S.J., Grisdale-Helland, B., No, H.K. og Storebakken, T. 1990. Effect of previous pigmentationon carotenoid accumulation in rainbow trout.
- Åsgård, T., Grisdale-Helland, B., Helland, S.J. og Langåker, R. 1989. Ernæring, avl og miljø i relasjon til sykdommen.
- Helland, S.J., Grisdale-Helland, B. og Nissen, S. 1988. Infusion and sampling site effects on two-pool model estimates of leucine metabolsm.
- Austreng, E., Grisdale-Helland, B., Helland, S.J. og Storebakken, T. 1988. Farmed Atlantic salmon and rainbow trout.
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