This is the information page about the shipwreck Hmsm swordfish, the water chart below shows the wreck in its immediate vicinity. The position of this wreck is 50 28.785 N,1 21.951 W (50.479750, -1.365850)

The texts accompanying this shipwreck are in English 🇬🇧, as they are prepared by the UK Hydrographic Office (UKHO) based on data from UKHO and the hydrographic services of the Netherlands, Belgium and Germany, among others. They include the known details of the wreck and the comments of the cartographers who have checked the position and condition of the wreck over time.

Name: HMSM SWORDFISH

Length 57 meter, width: 7.3 meter, draught: 3, tonnage 640 ton

Cause: built in 1931 by chatham dockyard. two oil engines of 1550bhp, two electric motors of 1300bhp. 6 torpedo tubes, 1 x 3 inch qf gun, 1 lewis gun. passage portmouth for ushant to relieve hms usk. not heard of again and presumed to have been mined off ushant or sunk by enemy destroyers. located in 1983 by m woodward. boat is in two halves, broken fwd of the gun mounting. fwd section on port side, after section upright. fwd plands set to dive, bridge telegraphs still at slow ahead. after escape hatch open. probably mined while catching a trim prior to surfacing for passage to ushant. crew of 40 all lost. (w woodward, college & sibi).

Year of registration: 1955

Water depth above wreck: 37 meter, Height above seabed: 90 cm

Known since: 1955, last detected: 2020

Details measurements/cartography: 7.1.56 NSC IN 502830N, 012230W [OGB]. PERSISTENT ECHO, CONTACTED ON 119DEGS & 192DEGS. (HMS SCOTT, SURVEY 1955). HH090/962/01 13.12.02 EXAM'D 18.7.02 IN 5028.783N, 0121.950W [WGD] USING DGPS. SWEPT CLEAR 27.5, FOUL 27.7MTRS. LEAST E/S DEPTH 28.2 IN GEN DEPTH 36MTRS. NO SCOUR. LENGTH 64MTRS, WIDTH 15MTRS. DCS3 HT 9.9MTRS. LIES 075/255 DEGS. POOR MAGNETIC ANOMALY. APPEARS BROKEN TOWARDS ONE END. MAINLY UPRIGHT. (GARDLINE, HI 962). CINC REQUESTED BY M WOODWARD. INS AS SW 27.5MTRS. BR STD. 9.4.17 STATUTORY INSTRUMENTS, DEFENCE NO 147/2017. COMING INTO FORCE 3.3.17. AMEND "HISTORIC". SEP 2020/000123102 4.10.21 EXAM’D 9.10.20 IN 5028.785N, 0121.951W [WGD]. LEAST M/B DEPTH 28.16MTRS IN GEN DEPTH 37MTRS. LENGTH 63MTRS, WIDTH 8MTRS, HT 10.5MTRS. ORIENTATION 175/355 DEGS. SCOUR DIMENSIONS LENGTH 18MTRS, WIDTH 34MTRS, 2MTRS DEEP, TOWARD 175 DEGS. (CLINTON MARINE SURVEY AB, HI 1586). BROKEN IN TWO, MAINLY UPRIGHT. AMEND DW 28MTRS IN REVISED POSN.
Comment researcher: UK Hydrographic Office

Commentaar onderzoeker: UPRIGHT, BROKEN IN TWO FWD OF THE TOWER, ONE HATCH OPEN

Position: 50 28.785 N,1 21.951 W

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