SC 251 marked "BV" on the bow, possibly at Inverness.
Photograph of subchaser SC 251 from the collection of George Perley Morse, CO of submarine chaser SC 227. Thanks to E. M. Atwood for submitting the collection to The Subchaser Archives.
SC 62, SC 223 and SC 251 at St. Thomas:
Photograph of chasers at St. Thomas. T. Woofenden Collection.