Ståle Johannes Helland

Publications

• Castro, V., Grisdale-Helland, B., Helland, S.J., Kristensen, T., Jørgensen, S.M., Helgerud, J., Claireaux, G., Farrell, A.P., Krasnov, A. and 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. and 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. and 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. and 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. and 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. and 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. and 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. and 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. and 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. and 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. and 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. and Kjørsvik, E. 2006. Utnyttelse av marinolje fra Calanus finmarchicus i fôr til laks Salmo salar og torsk Gadus morhua.
• Mambrini, M., Helland, S.J. and 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. and 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. and 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. and Kjørsvik, E. 2006. Replacement of fish oil by copepod oil in feeding of Atlantic salmon and Atlantic cod.
• Helland, S.J., Hatlen, B. and Grisdale-Helland, B. 2006. Optimalisering av hovednæringstoffene til torsk.
• Helland, S.J., Hatlen, B. and 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. and 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. and 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. and 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. and 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. and 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. and Waagbø, R. 2006. Ernæringsbiologi hos oppdrettsfisk.
• Burr, G.S., Li, P., Goff, J.B., Gatlin III, D.M., Grisdale-Helland, B. and 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. and 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. and 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. and 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. and 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. and 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. and 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. and Kolstad, K. 2005. Salmon.
• Jordan, A.D., Lampe, J.F., Grisdale-Helland, B., Helland, S.J. and Steffensen, J.F. 2004. Temperature and haemoglobin interactions in Atlantic cod: Implications for growth potential?
• Aas, T.S., Grisdale-Helland, B., Terjesen, B.F. and Helland, S.J. 2004. Bacterial protein as a protein source in diets for Atlantic salmon (Salmo salar).
• Bæverfjord, G., Refstie, S. and 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. and 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. and Berge, G.M. 2002. Full-fat soybean meal in diets for Atlantic halibut: growth, metabolism and intestinal histology.
• Grisdale-Helland, B. and Helland, S.J. 2002. Atlantic halibut, Hippoglossus hippoglossus.
• Storebakken, T., Berge, G.M., Helland, S.J. and 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. and 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. and Gjerde, B. 1999. Feed intake, growth and feed utilization of offspring from wild and selected Atlantic salmon.
• Grisdale-Helland, B., Helland, S.J. and Berge, G.M. 1999. Alternative protein sources for Atlantic halibut.
• Berge, M., Grisdale-Helland, B. and 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. and 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. and 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. and 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. and 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. and Helland, S.J. 1998. Macronutrient utilization by Atlantic halibut (Hippoglossus hippoglossus) : diet digestibility and growth of 1 kg fish.
• Grisdale-Helland, B. and Helland, S.J. 1998. Macronutrient utilization by offspring from wild and selected Atlantic salmon.
• Refstie, S., Helland, S.J. and Storbakken, T. 1997. Adaptation to soybean meal in diets for rainbow trout, Oncorhynchus mykiss.
• Helland, S.J., Grisdale-Helland, B. and Berge, G.M. 1997. Feed intake and growth of Atlantic halibut (Hippoglossus hippoglossus L.) fed combinations of pellets sizes.
• Helland, S.J. and 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. and 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. and Helland, S.J. 1997. Macronutrient utilization by offspring from wild and selected Atlantic salmon.
• Refstie, S., Helland, S.J. and 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. and 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. and Nerland, S. 1996. A simple method for the measurement of daily feed intake of groups of fish.
• Helland, S.J. and Grisdale-Helland, B. 1996. Protein requirement of Atlantic halibut.
• Helland, S.J. and Grisdale-Helland, B. 1995. Vekstfôr til matfisk kveite.
• Helland, S.J. and Grisdale-Helland, B. 1995. Macronutrient utilization by Atlantic halibut.
• Grisdale-Helland, B. and Helland, S.J. 1995. Energy utilization by Atlantic salmon.
• Grisdale-Helland, B. and Helland, S.J. 1995. Methods to assess optimal nutrient composition of diets for Atlantic Salmon.
• Helland, S.J. and Grisdale-Helland, B. 1994. Proteinbehov hos laks.
• Grisdale-Helland, B. and Helland, S.J. 1994. Methods to assess optimal nutrient composition of diets for Atlantic salmon.
• Grisdale-Helland, B. and Helland, S.J. 1994. Energivurderingssystem for fôrmidler til laks.
• Holm, J., Helland, S.J. and Grisdale-Helland, B. 1993. Individual respirometry as a control technique for physiological experiments with Atlantic salmon (Salmo salar).
• Helland, S.J., Grisdale-Helland, B. and Holm, J. 1993. Feeding regimes and compensatory growth of halibut.
• Helland, S.J. and Grisdale-Helland, B. 1993. A simple method for daily feed intake measurements of groups of fish.
• Grisdale-Helland, B. and Helland, S.J. 1993. Effect of digestible protein: energy ratio on the performance of Atlantic salmon.
• Helland, S.J., Grisdale-Helland, B. and Nerland, S. 1992. Kontrollert fôrinntaksmåling hos fisk.
• Grisdale-Helland, B., Helland, S.J. and Sørensen, J.H. 1992. Stoffbalanseforsøk med smolt.
• Helland, S.J., Storebakken, T. and Grisdale-Helland, B. 1991. Atlantic salmon, Salmo salar.
• Grisdale-Helland, B., Helland, S.J. and 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. and Storebakken, T. 1990. Effect of previous pigmentationon carotenoid accumulation in rainbow trout.
• Åsgård, T., Grisdale-Helland, B., Helland, S.J. and Langåker, R. 1989. Ernæring, avl og miljø i relasjon til sykdommen.
• Helland, S.J., Grisdale-Helland, B. and Nissen, S. 1988. Infusion and sampling site effects on two-pool model estimates of leucine metabolsm.
• Austreng, E., Grisdale-Helland, B., Helland, S.J. and Storebakken, T. 1988. Farmed Atlantic salmon and rainbow trout.