Funding for this research was provided by:
Beijing Natural Science Foundation (6194032)
Beijing Postdoctoral Research Foundation (2018ZZ058)
Beijing Innovation Team of Ornamental Fish Industry Technology System (BAIC03-20200210)
Earmarked Fund for China Agriculture Research System (CARS-45-31)
Received: 5 November 2019
Accepted: 11 October 2020
First Online: 23 October 2020
Ethics approval and consent to participate
: The study was approved and supervised by the Animal Care and Use Committee in Beijing Fisheries Research Institute (July 10, 2017). The study was carried out with the Fish Farming and Scientific Experiment Standards of Beijing Fisheries Research Institute, the ARRIVE Guidelines and the 3R (Reduction, repIacement, refinement) principles to ensure that fish did not suffer unnecessarily at any time. We obtained the informed consent to participate from Zaozhuang aquaculture farm during the purchase process. And the farm guaranteed the fish were from full sibs of the same age. The purchase process was supervised by the Animal Care and Use Committee in Beijing Fisheries Research Institute.
: Not applicable.
: The authors declare that they have no competing interests.