1990 …2020

Research output per year

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Research Output

2005

Individual variation in behaviour and HPI-axis activity, coping styles, in African catfish (Clarias gariepinus)

van de Nieuwegiessen, P. G., Schrama, J. W. & Verreth, J. A. J., 2005, Aquaculture Europe 2005 , "Lessons from the past to optimise the future", 5-9 August, 2005, Trondheim, Norway. Howell, B. & Flos, R. (eds.). p. 453-454

Research output: Chapter in Book/Report/Conference proceedingConference paper

Inherent variation in growth efficiency of African catfish Clarias gariepinus (Burchell, 1822) juveniles

de Matos Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2005, In : Aquaculture Research. 36, 9, p. 868-875

Research output: Contribution to journalArticleAcademicpeer-review

23 Citations (Scopus)

Mineral absorption and excretion as affected by microbial phytase and their effect on energy metabolism in young piglets

Kies, A. K., Gerrits, W. J. J., Schrama, J. W., Heetkamp, M. J. W., van der Linden, K. L., Zandstra, T. & Verstegen, M. W. A., May 2005, In : The Journal of Nutrition. 135, 5, p. 1131-1138

Research output: Contribution to journalArticleAcademicpeer-review

35 Citations (Scopus)

Modelling fish growth using the concentration of metabolites to regulate feed intake and metabolism

Tran Duy, A., van Dam, A. A., Verreth, J. A. J. & Schrama, J. W., 2005, Proceedings of MODSIM 2005 Int.Congress on Modelling and Simulation. Modelling and Simulation Society of Australia and New Zealand, December 2005. p. 1312-1318

Research output: Chapter in Book/Report/Conference proceedingConference paper

Open Access
1 Citation (Scopus)

Photoperiod affects growth, behaviour and stress variables in Clarias gariepinus

Almazán Rueda, P., van Helmond, A. T. M., Verreth, J. A. J. & Schrama, J. W., 2005, In : Journal of Fish Biology. 67, 4, p. 1029-1039

Research output: Contribution to journalArticleAcademicpeer-review

43 Citations (Scopus)

Plant ingredients in fish diets: effects of non-starch polysaccharides

Schrama, J. W., Leenhouwers, J. I. & Verreth, J. A. J., 2005.

Research output: Contribution to conferenceConference paper

Size distribution in African catfish (Clarias gariepinus) affects feeding behaviour but not growth

de Matos Martins, C. I., Aanyu, M., Schrama, J. W. & Verreth, J. A. J., 2005, In : Aquaculture. 250, 1-2, p. 300-307

Research output: Contribution to journalArticleAcademicpeer-review

29 Citations (Scopus)

Survival of Lactobacillus plantarum 44a after spraying and drying in feed and during exposure to gastrointestinal tract fluids in vitro

Bucio Galindo, A., Hartemink, R., Schrama, J. W., Verreth, J. A. J. & Rombouts, F. M., 2005, In : Journal of General and Applied Microbiology. 51, 4, p. 221-227

Research output: Contribution to journalArticleAcademicpeer-review

15 Citations (Scopus)
45 Citations (Scopus)

The effect of group composition on the welfare of African catfish (Clarias gariepinus)

de Matos Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2005, Aquaculture Europe 2005 , "Lessons from the past to optimise the future", 5-9 August, 2005, Trondheim, Norway. Howell, B. & Flos, R. (eds.). Oostende, p. 320-322 (EAS Special Publication; no. 35).

Research output: Chapter in Book/Report/Conference proceedingChapter

The effect of initial weight composition and heterogeneity on growth and behaviour of African catfish (Clarias gariepinus)

de Matos Martins, C. I., Aanyu, M., Schrama, J. W. & Verreth, J. A. J., 2005, Book of Abstracts World Aquaculture 2005, Bali, Indonesia, 9-13 May, 2005. p. 680

Research output: Chapter in Book/Report/Conference proceedingAbstract

The effect of stocking density on acute response in European sea bass (Dicentrarchus labrax L.)

Lupatsch, I., van Anholt, R. D., Schrama, J. W. & Verreth, J. A. J., 2005, Aquaculture Europe 2005: Lessons from the past to optimise the future, Trondheim, Norway, 5-9 August 2005. Howel, B. & Flos, R. (eds.). Vol. 35. p. 401-402

Research output: Chapter in Book/Report/Conference proceedingAbstract

The effects of stocking density on welfare indicators on African catfish (Clarias gariepinus)

van de Nieuwegiessen, P. G., Schrama, J. W. & Verreth, J. A. J., 2005, Aquaculture Europe 2005 , "Lessons from the past to optimise the future", 5-9 August, 2005, Trondheim, Norway. Howell, B. & Flos, R. (eds.). p. 451-452

Research output: Chapter in Book/Report/Conference proceedingConference paper

Type of dietary fibre (soluble versus insoluble) influences digestion, faeces characteristics and faecal waste production in Nile tilapia (Oreochromis niloticus L.)

Amirkolaie, A. K., Leenhouwers, J. I., Verreth, J. A. J. & Schrama, J. W., 2005, In : Aquaculture Research. 36, 12, p. 1157-1166

Research output: Contribution to journalArticleAcademicpeer-review

88 Citations (Scopus)

Welfare aspects of African catfish (Clarias gariepinus) in aquaculture

van de Nieuwegiessen, P. G., Schrama, J. W. & Verreth, J. A. J., 2005, Wageningen: Aquacultuur en Visserij. 34 p.

Research output: Book/ReportReportAcademic

2006

Bacteria of commercial diet : the preferences of Litopenaeus vannamei

Schneider, O., Cong, T. L., Sereti, V., Schrama, J. W., Eding, E. H. & Verreth, J. A. J., 2006, In : Aquaculture Research. 37, 2, p. 204-207 4 p.

Research output: Contribution to journalArticleAcademicpeer-review

Behaviour in relation to fish welfare; individual differences (copying styles) and effects of husbandry conditions

Schrama, J. W., van de Nieuwegiessen, P. G., Santos, G. A., Martins, C. I. & Verreth, J. A. J., 2006. 1 p.

Research output: Contribution to conferenceAbstract

Open Access

Comparison of feed intake behaviour and stress response in isolated and non-isolated African catfish

Martins, C. I., Trenovski, M., Schrama, J. W. & Verreth, J. A. J., 2006, In : Journal of Fish Biology. 69, 2, p. 629-636 8 p.

Research output: Contribution to journalArticleAcademicpeer-review

11 Citations (Scopus)

Dietary influences on production and characteristics of solid waste

Schrama, J. W., Amirkolaie, A. K. & Verreth, J. A. J., 2006, Workshop ZAFIRA : Zero discharge Aquaculture by Farming in Integrated Recirculating systems in Asia, 27-30 June 2006, Shanghai, China. Shanghai, China, p. 9-10

Research output: Chapter in Book/Report/Conference proceedingAbstract

75 Citations (Scopus)

Effect of gelatinization degree and inclusion level of dietary starch on the characteristics of digesta and faeces in Nile tilapia (Oreochromis niloticus (L.))

Amirkolaie, A. K., Verreth, J. A. J. & Schrama, J. W., 2006, In : Aquaculture. 260, 1-4, p. 194-205

Research output: Contribution to journalArticleAcademicpeer-review

73 Citations (Scopus)

Effect of stocking density on energy metabolism, behaviour and stress responses of European sea bass Dicentrarchus labrax

Santos, G. A., Schrama, J. W. & Verreth, J. A. J., 2006, AQUA 2006 : Linking , Tradition & Technology - Highest Quality for the Consumer,Firenze (Florence), Italy, 9-13 May 2006. p. 838 1 p.

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effect of stocking density on growth, feed utilization and energy metabolism in European seabass Dichentrarchus labrax

Lupatsch, I., Santos, G. A., Schrama, J. W. & Verreth, J. A. J., 2006, 12th International Symposium on Fish Nutrition and Feeding: Program and Abstracts, May 28-June 1 2006. Biarritz, France, p. 176

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of feed composition on life history developments in feed intake, metabolism, growth and body composition of European eel, Anguilla anguilla

Heinsbroek, L. T. N., Hooff, P. L. A., Swinkels, W., Tanck, M. W. T., Schrama, J. W. & Verreth, J. A. J., 2006, 12th International Symposium on Fish Nutrition and Feeding: Program and Abstracts, May 28-June 1 2006. Biarritz, France, p. 67

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of rearing and housing environment on behaviour and performance of pigs with different coping characteristics

Bolhuis, J. E., Schouten, W. G. P., Schrama, J. W. & Wiegant, V. M., 2006, In : Applied Animal Behaviour Science. 101, 1-2, p. 68-85 18 p.

Research output: Contribution to journalArticleAcademicpeer-review

64 Citations (Scopus)

Effects of type and dietary inclusion level of starch on characteristics of digesta and faeces in Nile tilapia

Schrama, J. W., Amirkolaie, A. K. & Verreth, J. A. J., 2006, 12th International Symposium on Fish Nutrition and Feeding: Program and Abstracts, May 28-June 1 2006. Biarritz, France, p. 96

Research output: Chapter in Book/Report/Conference proceedingAbstract

Fermentability of non-starch polysaccharides in an in vitro batch culture method in Nile tilapia fed different sources of wheat and soya fibre

Leenhouwers, J. I., Ubah, E. J., Pellikaan, W. F., Coolen, R. O. M., Verreth, J. A. J. & Schrama, J. W., 2006, 12th International Symposium on Fish Nutrition and Feeding: Program and Abstracts, May 28-June 1 2006. Biarritz, France, p. 293 1 p.

Research output: Chapter in Book/Report/Conference proceedingAbstract

Individual variation in growth of African catfish Clarias gariepinus: a search for explanatory factors

Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2006, VIIth International Congress on the Biology of Fish, St. John's, Newfoundland, Canada, 18-22 July, 2006. p. 157

Research output: Chapter in Book/Report/Conference proceedingAbstract

Presence of lactobacilli in the intestinal content of freshwater fish from a river and from a farm with a recirculation system

Bucio Galindo, A., Hartemink, R., Schrama, J. W., Verreth, J. A. J. & Rombouts, F. M., 2006, In : Food Microbiology. 23, 5, p. 476-482

Research output: Contribution to journalArticleAcademicpeer-review

46 Citations (Scopus)

Relationship between bacterial composition of digesta and surrounding water in Nile tilapia (Oreochromis niloticus) and European sea bass (Dichentrarchus labrax) kept in recirculation systems

Leenhouwers, J. I., Chabrillon, M., Huizing, H. F. A., Smidt, H., Verreth, J. A. J. & Schrama, J. W., 2006, 12th International Symposium on Fish Nutrition and Feeding: Program and Abstracts, May 28-June 1 2006, Biarritz, France. Biarritz, France, p. 291

Research output: Chapter in Book/Report/Conference proceedingAbstract

Reviewing the low efficiency of protein utilization in heavy preruminant calves - a reductionist approach

van den Borne, J. J. G. C., Verdonk, J. M. A. J., Schrama, J. W. & Gerrits, W. J. J., 2006, In : Reproduction Nutrition Development. 46, p. 121-137 17 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
16 Citations (Scopus)

Soybean meal-induced enteritis in Atlantic salmon (Salmo salar L.): an electron microscopy study

Urán Carmona, P. A., Rombout, J. H. W. M., Schrama, J. W., Koppe, W., Obach, A., Jensen, L. & Verreth, J. A. J., 2006, 12th International Symposium on Fish Nutrition and Feeding: Program and Abstracts, May 28-June 1 2006, Biarritz, France. Biarritz, France, p. 134

Research output: Chapter in Book/Report/Conference proceedingAbstract

Temperature and body weight affect fouling of pig pens

Aarnink, A. J. A., Schrama, J. W., Heetkamp, M. J. W., Stefanowska, J. & Huynh, T. T. T., 2006, In : Journal of Animal Science. 84, p. 2224-2231 8 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
71 Citations (Scopus)

The effect of carbohydrate addition on water quality and the nitrogen budget in extensive shrimp culture systems

Hari, B., Kurup, B. M., Varghese, J. T., Schrama, J. W. & Verdegem, M. C. J., 2006, In : Aquaculture. 252, 2-4, p. 248-263

Research output: Contribution to journalArticleAcademicpeer-review

74 Citations (Scopus)

The effect of group composition on the welfare of African catfish (Clarias gariepinus)

Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2006, In : Applied Animal Behaviour Science. 97, 2-4, p. 323-334

Research output: Contribution to journalArticleAcademicpeer-review

22 Citations (Scopus)

The effects of stocking density on welfare indicators in African catfish Clarias gariepinus (Burchell)

van de Nieuwegiessen, P. G., Verreth, J. A. J. & Schrama, J. W., 2006, Aqua 2006. Firenze, Italy, p. 968

Research output: Chapter in Book/Report/Conference proceedingConference paper

Open Access

The relationship between individual differences in feed efficiency and stress response in African catfish Clarias gariepinus

Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2006, In : Aquaculture. 256, 1-4, p. 588-595

Research output: Contribution to journalArticleAcademicpeer-review

30 Citations (Scopus)
2007

Alarm pheromones in African catfish, Clarias gariepinus Burchell, indications for opposing behavioural strategies

van de Nieuwegiessen, P. G., Schrama, J. W. & Verreth, J. A. J., 2007, In: Aquaculture 2007, "Competing Claims", Istanbul, Turkey, 24 - 27 October, 2007. p. 578-579

Research output: Chapter in Book/Report/Conference proceedingAbstract

CORRIGENDUM: Synchronising the availability of amino acids and glucose increases protein retention in pigs

van den Borne, J. J. G. C., Schrama, J. W., Heetkamp, M. J. W., Verstegen, M. W. A. & Gerrits, W. J. J., 2007, In : Animal. 1, 6, p. 922-922

Research output: Contribution to journalComment/Letter to the editorAcademic

Open Access

Digesta characteristics in relation to nutrient digestibility and mineral absorption in Nile tilapia (Oreochromis niloticus L.) fed cereal grains of increasing viscosity

Leenhouwers, J. I., Ortega, R. C., Verreth, J. A. J. & Schrama, J. W., 2007, In : Aquaculture. 273, 4, p. 556-565

Research output: Contribution to journalArticleAcademicpeer-review

40 Citations (Scopus)

Digesta characteristiscs and performance of African catfish (Clarias gariepinus) fed cereal grains that differ in viscosity

Leenhouwers, J. I., ter Veld, M., Verreth, J. A. J. & Schrama, J. W., 2007, In : Aquaculture. 264, p. 330-341

Research output: Contribution to journalArticleAcademicpeer-review

52 Citations (Scopus)

Effects of dissolved oxygen on feed intake, growth and metabolism of nile tilapia (Oreochromis niloticus)

Tran Duy, A., Weitkamp, H., Schrama, J. W. & Verreth, J. A. J., 2007, Proceedings of the International conference and industry forum.Aquaculture Europe 2007, "Competing Claims" 24-27 October, 2007, Istanbul, Turkey. p. 562-563

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of feed composition on life history developments in feed intake, metabolism, growth and body composition of European eel, Anguilla anguilla

Heinsbroek, L. T. N., Hooff, P. L. A., Swinkels, W., Tanck, M. W. T., Schrama, J. W. & Verreth, J. A. J., 2007, In : Aquaculture. 267, 1-4, p. 175-187

Research output: Contribution to journalArticleAcademicpeer-review

20 Citations (Scopus)

Effects of oxygen concentration and body weight on maximum feed intake and growth of Nile tilapia Oreochromis niloticus

Tran Duy, A., Schrama, J. W., van Dam, A. A. & Verreth, J. A. J., 2007, Asian-Pacific Aquaculture 2007, Hanoi, Vietnam, 5 - 8 August, 2007. p. 232

Research output: Chapter in Book/Report/Conference proceedingAbstract

Synchronising the availability of amino acids and glucose increases protein retention in pigs

van den Borne, J. J. G. C., Schrama, J. W., Heetkamp, M. J. W., Verstegen, M. W. A. & Gerrits, W. J. J., 2007, In : Animal. 1, 5, p. 666-674

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
28 Citations (Scopus)
2008

A brief note on the relationship between residual feed intake and aggression behaviour in juveniles of African catfish Clarias gariepinus

Martins, C. I., Hillen, B., Schrama, J. W. & Verreth, J. A. J., 2008, In : Applied Animal Behaviour Science. 111, 3-4, p. 408-413

Research output: Contribution to journalArticleAcademicpeer-review

8 Citations (Scopus)

Adiposity killed the catfish' appetite

Heinsbroek, L. T. N., Rutjes, G. M., Schrama, J. W. & Verreth, J. A. J., 2008.

Research output: Contribution to conferenceAbstract