Impacts of Black Soldier Fly (Hermetia illucens) Larval Meal on Intestinal Histopathology and Microbiome Responses in Hybrid Grouper (Epinephelus fuscoguttatus ♀ × E. lanceolatus ♂): A Comprehensive Analysis
2024

Effects of Black Soldier Fly Larvae Meal on Hybrid Grouper's Gut Health

Sample size: 20 publication 10 minutes Evidence: moderate

Author Information

Author(s): Chen Yan, Ma Jun, Yong Yoong-Soon, Chen Yonggan, Chen Bing, Cao Junming, Peng Kai, Wang Guaxia, Huang Hai, Loh Jiun-Yan, Danieli Pier Paolo, Roncarati Alessandra

Primary Institution: Hainan Tropical Ocean University

Hypothesis

Replacing fishmeal with black soldier fly larvae meal will positively affect the gut health and microbiota of hybrid grouper.

Conclusion

Replacing 10% of fishmeal with black soldier fly larvae can enhance gut health and microbiota diversity in hybrid grouper.

Supporting Evidence

  • 10% BSFL substitution improved digestive enzyme levels.
  • 30% and 50% BSFL substitutions weakened intestinal walls.
  • Microbiota diversity was higher in BSFL10 and BSFL50 groups.
  • Alterations in microbial function were observed with BSFL inclusion.
  • BSFL can enhance nutrient metabolism in juvenile hybrid grouper.

Takeaway

This study shows that adding some insect meal to fish food can help fish digest better and stay healthy.

Methodology

The study involved feeding hybrid groupers diets with varying levels of fishmeal replaced by black soldier fly larvae and analyzing gut microbiota and histopathology.

Limitations

Further research is needed to explore other factors affecting the efficacy of insect feed in aquaculture.

Participant Demographics

Juvenile hybrid groupers with an average weight of 56.49 g.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/ani14243596

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