Gilded Catfish (IMAGE) Wildlife Conservation Society Caption Growing up to six feet in length, the dorado catfish is sometimes called the gilded catfish due to its silver and gold skin. Credit Michael Goulding/WCS. Usage Restrictions One-time usage only. 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.