Neptunus Rex, now named Discovery is a 100 foot "Neptunus Rex" class Romsdal that like Delfin, has undergone an extensive refit.

Romsdal Images

Images courtesy of Mr. Jim Rogers
Sister Ships
Lido Marine was the U.S. company Mr. Varney established to import the Romsdal line of trawlers.  Typical construction was robust, to say the least.  The typical windlass on a Romsdal was about the size of a small car,a nd all sported the broad bows designed for many years to shred waves in the North Sea.