Effect of Blood Orange (Citrus sinensis L. Osbeck) Peel Waste as a Feed Additive on the Growth Performance, Digestive Enzyme Activity, Antioxidant Capacity, and Immune Response in Juvenile Black Rockfish (Sebastes schlegelii)
2024

Using Blood Orange Peel as Fish Food to Help Black Rockfish Grow Better

Sample size: 1260 publication 10 minutes Evidence: high

Author Information

Author(s): Lee Tae Hoon, Kim Ki-Tae, Oh Hwa Yong, Park Seo Young, Lee Gyu Jin, Kim Hyun-Soo, Kim Hee Sung, Guerreiro Inês

Primary Institution: Gyeongsang National University

Hypothesis

Does dietary supplementation of blood orange peel improve the growth performance and health of juvenile black rockfish?

Conclusion

Dietary supplementation of blood orange peel at 10 g/kg significantly improved the growth performance and overall health of juvenile black rockfish.

Supporting Evidence

  • Fish fed the BOP10 diet had significantly higher final weight and weight gain compared to the control group.
  • Plasma total cholesterol levels were lower in fish fed higher levels of blood orange peel.
  • Antioxidant enzyme activity was significantly enhanced in fish fed the BOP10 diet.

Takeaway

Feeding juvenile black rockfish blood orange peel helps them grow bigger and stay healthier.

Methodology

An 8-week feeding trial with 1260 juvenile black rockfish divided into seven treatment groups, each receiving different levels of blood orange peel in their diet.

Limitations

The study only evaluated one species of fish and one specific dietary additive.

Participant Demographics

Juvenile black rockfish (Sebastes schlegelii) with an average weight of 1.4 ± 0.01 g.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/antiox13121452

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