Flyvefisken-class Patrol Vessel

The Flyvefisken-class patrol vessels ("Flying fish" in Danish) are warships of the Royal Danish Navy. The class is also known as the Standard Flex 300 or SF300 class. Eight vessels were built in Portugal for the Portuguese Navy are called the Tejo-class.

Series I

 * KDM Flyvefisken (P550) - Sold to Lithuanian Naval Force, renamed LVS Zemaitis (P11)
 * KDM Hajen (P551) - Sold to Lithuanian Naval Force, renamed LVS Dzukas (P12)
 * KDM Havkatten (P552) - Sold to Lithuanian Naval Force, renamed LVS Sėlis (P15)
 * KDM Laxen (P553) - scrapped
 * KDM Makrelen (P554) - scrapped
 * KDM Støren (P555) - scrapped
 * KDM Sværdfisken (P556) - scrapped

Series II

 * KDM Glenten - Sold to Portugal as parts hulk
 * KDM Gribben - Sold to Portugal as parts hulk
 * KDM Lommen - Sold to Lithuanian Naval Force, renamed LVS Aukstaitis (P14)
 * KDM Ravnen - Sold to Portugal as parts hulk
 * KDM Skaden - Sold to Portugal as parts hulk
 * KDM Viben - Sold to Portugal as parts hulk

Series III

 * KDM Søløven (P563)

Portugal

 * NRP Tejo (P590)
 * NRP Duoro (P591)
 * NRP Mondego (P592)
 * NRP Guardiana (P593)
 * NRP Vouga (P594)
 * NRP Dão (P495)
 * NRP Tâmega (P496)
 * NRP Lima (P497)