(en) Operation training base North Devon in World War II photograph

H.M.S. Appledore
Activities of H.M.S. Appledore , North Devon combined operations training base, for the landing. Craft Obstruction Clearance Unit to which the Navy's frogmen belong.
Picture shows
Explosions on the water as men of the L.C.O.c.U. demolish hadgehogs before craft came in to beach