This research work has been carried out as a part of PhD thesis of Nethaji M, funded by NFDB project entitled, Up scaling of Biofloc Production Technology for developing Eco-feed for Vannamei Shrimp Culture. Ph.D research guide and Principal investigator of the project: Dr. B. Ahilan, Ph.D, Dean, Fisheries College and Research Institute, Tamil Nadu Dr.J.Jayalalithaa Fisheries University, Madhavaram campus, Chennai 600051.</p><p>This project contains 16S rRNA-amplicon seq data of 8 samples</p><p>Initial shrimp PLs without feed (1 sample) I1</p><p>Control at 30 DOC vannamei shrimps fed with commercial diet (1 sample) C1B</p><p>Control at 45 DOC vannamei shrimps fed with commercial diet (2 samples) C2A, C2B</p><p>Treatment at 30 DOC vannamei shrimps fed with Biofloc meal (2 samples) T1A, T1B</p><p>Treatment at 45 DOC vannamei shrimps fed with Biofloc meal (2 samples) T2A, T2B