Many Species (IMAGE) Columbia Climate School Caption People in the Loreto region commonly eat 60-some fish species. Left to right: a diminutive palometa, a relative of the piranha; a doncella, a type of catfish that migrates thousands of miles; three boquichicos; a larger palometa; two sardinas; and a fasaco. The ruler shows sizes in centimeters. Credit Sebastian Heilpern Usage Restrictions Credit must be given. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.