Measurement / residue studycited by the Tayebat archiveabstract only checked A-FSH-10 standard review
Wild vs farmed tilapia fats (Thailand)
Polyunsaturated fatty acid content of wild and farmed tilapias in Thailand: effect of aquaculture practices and implications for human nutrition.
Overview
Karapanagiotidis IT et al.. J Agric Food Chem 2006 · PMID 16756360 · DOI 10.1021/jf0581877
Intensively farmed tilapia had less omega-3 than wild tilapia.
Does the study support the specific claim? Yes · Methodological quality: moderate
Plain-language summary
Study explained simply
- What did the researchers want to find out?
Compare tilapia fats.
- How was the study done?
Lab analysis.
- How many people, animals or samples were studied?
Thai tilapia.
- What was actually found?
Intensive = less n-3.
- What do the results mean in everyday life?
Feed shapes fish fat.
- What are the study's limitations?
One country.
- What does it say about Elawady's specific claim?
Supports composition.
- Do the results apply to Germany and Europe?
Moderate.
- What can explicitly not be concluded from this study?
Health effects.
Scientific in-depth review
1. Full reference
- Authors
- Karapanagiotidis IT, Bell MV, Little DC, Yakupitiyage A, Rakshit SK
- Journal
- J Agric Food Chem
- Year
- 2006
- Identifier
- PMID 16756360 DOI 10.1021/jf0581877
- Verification
- verified – PubMed E-utilities efetch, 2026-10-25
- Retracted
- no
- Corrections
- none
- Extent checked
- abstract only
- Conflicts of interest and funding
not stated in abstract/record
2. Research question
Effect of aquaculture practice on tilapia PUFA content?
3. Study design and population
- Study design
- Measurement / residue study – Fatty-acid composition of wild and farmed tilapia from different culture systems
- Population
Nile and red hybrid tilapia
- Country
Thailand
- Period
published 2006
- Sample size
not stated in abstract
4. Methods and endpoints
- Exposure / intervention
Culture intensity
- Comparator
Wild/extensive fish
- Endpoints
Lipid, fatty acids
- Statistical methods
not stated
5. Actual results
- Results
Wild and extensively reared fish: more 18:3n-3, EPA, DHA, higher n-3/n-6; intensive culture: more fat, SFA, MUFA, 18:2n-6.
- Absolute risks
not reported
- Authors' conclusion
Reduce 18:2n-6 in feed of intensively reared tilapia.
6. Strengths
- Within-species comparison
7. Weaknesses
- Thailand only
8. Risk of bias
- Orienting tool
- none applicable
- Type of assessment
- simplified assessment (abstract only)
- Full formal assessment
- no
- Overall risk of bias
- low
9. Assessment of the statistical interpretation
10. Relevance to the specific claim
11. Independent contrary findings
12. Transferability to Germany and Europe
Moderate.
13. Overall methodological judgement
Good within-species evidence that feed determines profile.
| Multidimensional assessment | |
|---|---|
| Authenticity of the source | verified |
| Methodological quality | moderate |
| Risk of bias | low |
| Precision of results | not applicable |
| Directness | indirect |
| Reproducibility | unknown |
| Consistency with the overall evidence | consistent |
| Regional transferability | moderate |
| Adequacy of the interpretation (by the archive) | essentially correct but incomplete |
14. Open questions
Egyptian tilapia profiles.
15. Linked fact checks
Use by the Tayebat archive
Note: according to the archive, the studies were compiled by the archive operators. Whether Dr. Elawady himself cited this study is not established.
- What the archive says about the study
Bibliography only.
- A. What was actually studied?
Tilapia fatty acids by culture system.
- B. What did the authors find?
Intensive culture worsens n-3 profile.
- C. What conclusions do the authors themselves draw?
Change feed oils.
- D. What does the archive derive from it?
Supports 'collapsed ratio'.
- E. Is this derivation scientifically justified?
Justified for composition.
- Adequacy of the interpretation (by the archive)
- essentially correct but incomplete