The Imperial Xenodetic Survey department was an department of the Galactic Empire. A recording clerk in the department changed an entry on the Yavin system, modifying the name of a planet 96NK3F2 to Fiddanl. "Fiddanl" was a popular pet name among the Nuiwit species.
- Galaxy Guide 2: Yavin and Bespin
- Galaxy Guide 2: Yavin and Bespin, Second Edition
- The Complete Star Wars Encyclopedia (As "Imperial Xenodetic Survey")