The ship belonged to the category of small water carriers. It was built in Hamburg – Germany in 1963 for the German Navy. Received, by an echelon committee, of the Hellenic Navy on 28-2-91. Official receipt, hoisting of the Greek Flag and inclusion in the P.N. under the name Y/F TRICHONIS it was made on 3-9-91. The ship was given the name TRICHONIS from the homonymous lake located in the Prefecture of Etoloakarnania. On 27-08-21 it changed type to PF with the name IRIDANOS.

International call sign : S Z F P .

Distinctive Number: A 466.