Fishy data doom paper by USDA aquaculture researcher

Nagaraj G. Chatakondi

A scientist for the U.S. government has lost a 2017 paper on spawning in catfish for problems with the data.

The paper, “Effective dose of salmon GnRHa for induction of ovulation in channel catfish,” was written by Nagaraj G. Chatakondi and appeared in the North American Journal of Aquaculture. Chatakondi is a geneticist with the Stoneville, Miss., office of the Agricultural Research Service, a division of the U.S. Department of Agriculture.   

According to the notice

The following article has been retracted at the request of the author, Nagaraj G. Chatakondi, the author’s employer, U.S. Department of Agriculture (USDA), Agricultural Research Service, with the agreement of the journal editors, Reginal M. Harrell and Christopher C. Kohler, the American Fisheries Society, and John Wiley and Sons, Ltd:

Volume 79(4), October 2017: “Effective Dose of Salmon GnRHa for Induction of Ovulation in Channel Catfish,” by Nagaraj G. Chatakondi, pages 310–316. DOI: 10.1080/15222055.2017.1356407.

An internal USDA review identified issues with the data and underlying research record, and the USDA is unable to assure the scientific validity of the reported data and resulting conclusions.

Chatakondi did not respond to a request for comment.

A USDA spokesperson told us that no other papers by Chatakondi will be retracted as a result of the probe, and that the researcher remains employed by the agency. 

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