Research output per year
Research output per year
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Dive into the research topics where Johan Schrama is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
- 12 Similar Profiles
Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Carbohydrates in dietary ingredients for European seabass: Impact on nutrient digestibility and waste production when reared in recirculating aquaculture systems
Syropoulou, E., Prakash, S., Smeenge, D., Sipkema, D., Schrama, J. W. & Kokou, F., 15 Apr 2025, In: Aquaculture. 599, 9 p., 742182.Research output: Contribution to journal › Article › Academic › peer-review
Open Access -
Dietary protein-to-energy ratio and calcium carbonate (CaCO3) modulate rainbow trout microbiota connected to physiological changes throughout the gut
Ruiz, A., Ciavoni, E., Nederlof, M. A. J., Prakash, S., Schrama, J. W. & Kokou, F., 4 Mar 2025, WIAS Annual Conference 2025. Wageningen University, p. 20-20Research output: Chapter in Book/Report/Conference proceeding › Abstract
Open Access -
Dietary starch, non-starch polysaccharides and their interactions affect nutrient digestibility, faecal waste production and characteristics differentially in three salmonids: Rainbow trout, Atlantic salmon and Arctic charr
Prakash, S., Maas, R. M., Bergersen, A., Kals, J., Kokou, F., Schrama, J. W. & Prabhu Philip, A. J., 30 Jan 2025, In: Aquaculture. 595, 741506.Research output: Contribution to journal › Article › Academic › peer-review
Open Access -
Differences in utilisation of digestible macronutrients between two different size classes of rainbow trout (Oncorhynchus mykiss)
Groot, R., Lyons, P. & Schrama, J. W., Mar 2025, In: Animal Nutrition. 20, p. 23-32Research output: Contribution to journal › Article › Academic › peer-review
Open Access -
Effect of dietary starch inclusion, feeding level and their combination on nutrient digestibility, bile acid balance, faecal waste production and characteristics of yellowtail kingfish (Seriola lalandi)
Zhang, Y., Maas, R. M., Horstmann Zuther, P., Kals, J., Prakash, S., Staessen, T. W. O., Kokou, F. & Schrama, J. W., 15 Apr 2025, In: Aquaculture Reports. 41, 12 p., 102664.Research output: Contribution to journal › Article › Academic › peer-review
Open Access1 Citation (Scopus)
Datasets
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Ingredient database for the formulation of sustainable, local fish feeds
Yossa, R. (Creator), Verdegem, M. (Creator), Ahmad Fatan, N. (Creator) & Schrama, J. (Creator), WorldFish, 9 Dec 2021
DOI: 10.7910/dvn/y1hvff
Dataset
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Biofloc microbiome
Tinh, T. H. (Creator), Momoh, T. A. (Creator), Kokou, F. (Creator), Hai, T. N. (Creator), Schrama, J. W. (Creator), Verreth, J. A. J. (Creator) & Verdegem, M. C. J. (Creator), Wageningen University & Research, 7 May 2021
https://www.ncbi.nlm.nih.gov/bioproject/728072
Dataset
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Replication data for Nitrogen retention, nutrient digestibility and growth efficiency of Nile tilapia (Oreochromis niloticus) fed dietary lysine and reared in fertilized ponds
Khalil, H. S. (Creator), Momoh, T. (Creator), Al-Kenawy, D. (Creator), Yossa, R. (Creator), Badreldin, A. M. (Creator), Roem, A. (Creator), Schrama, J. (Creator) & Verdegem, M. (Creator), Wageningen University & Research, 4 Jan 2022
DOI: 10.7910/dvn/07w79b
Dataset
Activities
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The factor starch – Enhancing solid removal efficiency in yellowtail kingfish Seriola lalandi
Horstmann, P. (Speaker), Maas, R. (Contributor), Kals, J. (Contributor), Prakash, S. (Contributor), Staessen, T. (Contributor), Kokou, F. (Contributor) & Schrama, J. (Contributor)
20 Sept 2023Activity: Talk or presentation › Oral presentation › Academic
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Dietary carbohydrate sources for european seabass reared in recirculating systems: impacts on digestibility and waste production
Syropoulou, E. (Speaker), Prakash, S. (Speaker), Smeenge, D. (Speaker), Antony Jesu Prabhu, P. (Speaker), Sipkema, D. (Speaker), Schrama, J. (Speaker) & Kokou, F. (Speaker)
27 Sept 2022 → 30 Sept 2022Activity: Talk or presentation › Oral presentation › Academic
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Starch – An antinutritional factor for yellowtail kingfish (Seriola lalandi)?
Horstmann, P. (Speaker), Maas, R. (Contributor), Kals, J. (Contributor), Prakash, S. (Contributor), Staessen, T. (Contributor), Kokou, F. (Contributor) & Schrama, J. (Contributor)
30 Sept 2022Activity: Talk or presentation › Oral presentation › Professional
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Waste management in yellowtail kingfish (Seriola lalandi)
Horstmann, P. (Speaker), Maas, R. (Contributor), de Boer, X. V. (Contributor), de Jong, T. M. B. (Contributor), Staessen, T. (Contributor), Kokou, F. (Contributor) & Schrama, J. (Contributor)
9 Nov 2022Activity: Talk or presentation › Oral presentation › Professional
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Novel proteins for fish: Single cell proteins (algae/bacteria/yeast)
Schrama, J. (Invited speaker)
5 Jun 2022Activity: Talk or presentation › Keynote talk › Academic
Press/Media
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Aquacultuurvoeders van de toekomst: Ideeën tijdens Arjen Roem’s afscheid van Skretting
1/03/24
1 item of Media coverage
Press/Media: Public Engagement Activities › Professional
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W-ARE uitwisselingen: ook met ideeën voor de praktijk
Schrama, J., Murk, T. & Pettinau, L.
1/03/24
1 item of Media coverage
Press/Media: Public Engagement Activities › Professional
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Research expands on using net energy values in aquafeed formulation
12/12/22
1 Media contribution
Press/Media: Research › Professional
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Breeding for behavior in pursuit of a better cleaner fish
23/08/21
1 Media contribution
Press/Media: Expert Comment › Professional
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Prizes
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Supervisor of the year 2025
Poelman, E. (Recipient) & Schrama, J. (Recipient), 7 Mar 2025
Prize: Prize (including medals and awards)
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Microbial protein fermentation in fish: a threat or opportunity for gut health?
Garay, S. (PhD candidate), Schrama, J. (Promotor), Kokou, F. (Co-promotor) & de Vries, S. (Co-promotor)
1/03/25 → …
Project: PhD
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Dietary phosphorus for yellowtail Kingfish
Firdaus, M. (PhD candidate), Schrama, J. (Promotor) & Maas, R. (Co-promotor)
1/03/25 → …
Project: PhD
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LWV23016 Stimulation of circular aquaculture: a novel method to evaluate energy of feed ingredients (TS-02-209-028)
Schrama, J. (Project Leader)
1/01/25 → 31/12/28
Project: LVVN project
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Improving digestibility of low quality ingredients (co-products) by feed processing
Puthiyottil, M. (PhD candidate), Gerrits, W. (Promotor), Bosch, G. (Co-promotor) & Schrama, J. (Co-promotor)
12/05/24 → …
Project: PhD
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Developing novel methods to evaluate energy of feed ingredients for carnivorous fish
Garcia Nieto, R. (PhD candidate), Schrama, J. (Promotor), Kals, J. (Co-promotor) & Maas, R. (Co-promotor)
1/05/24 → …
Project: PhD