info thanks to P van damme:
1968 SAURIA, 1987 TRITON, 1988 KARAPIPERIS VI
Registered: IMO 6817730 /(GBR)ON 335875 /(GRC)ON 4643
165 GRT, L30,82m(27,51), B7,83m, D3,379m(3,81), (101'1"(90'3")x25'8"x11'1"(12'6")) - fifi
1 scr, diesel4tew 6cyl Ruston, 1360bhp-1000kW, sp 12kn
SAURIA
1968: Built by "Richard Dunston (Hessle) Ltd" at Hessle (GBR) (YN S856)
1968 -xx/08: delivered to "Gaselee & Son (Felixtowe) Ltd" at London (GBR)
(GBR flag, regd London, ON 335875, c/s GYUK)
1975: taken over by "ATCL - Alexandra Towing Co (Felixtowe) Ltd" at London (GBR)
1984 -30/07: damaged by collision with mv JULIO ANTONIO MELLA off Felixstowe whilst assisting, taken to Felixstowe and repaired
1987: To "Odisseas III Shipping Co", mng "Michael Gigilinis Shipping Co" at Thessaloniki (GRC), renamed TRITON
(GRC flag, regd Thessaloniki, c/s SW4107)
1988: To "Stavros Karapiperis" at Piraeus (GRC), renamed KARAPIPERIS VI
(GRC flag, regd Piraeus, ON 4643, c/s SW 4107)
1991 -25/04: sank after explosion at Perama Anchorage. Vessel raised 3/5/91 and then broken up. The "November 17" terrorist group claimed resonsibility for the attack
picture from R Standford collection