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Length-data coverage

2,168 matching records / counted units

These are the same counted units and category assignments used in the summary snapshot, calculated 18 Sep 2026, 09:18 BST. Names are not automatically reconciled to unique vessels or people. Pagination shows 30 at a time; it does not limit the full result set.

1,231 / 2,168 · vessel

MARGUERITE ROSE AD23

Indexes
Vessel register only
Type
French Naval Trawler
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1259

Vessel research record →
1,232 / 2,168 · vessel

MARIA ELENA AD54

Indexes
Vessel register only
Type
French Naval Drifter
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1301

Vessel research record →
1,233 / 2,168 · vessel

MARIANNE II

Indexes
Vessel register only
Type
Motor Yacht
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1303

Vessel research record →
1,234 / 2,168 · vessel

MARIE

Indexes
In both indexes
Type
D
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1316 · Orde 20, 989

Vessel research record →
1,235 / 2,168 · vessel

MARIE ELENA

Indexes
Vessel register only
Type
D
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1302

Vessel research record →
1,236 / 2,168 · vessel

MARIE J. LEACH SM309

Indexes
Vessel register only
Type
Fishing Vessel
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1306

Vessel research record →
1,237 / 2,168 · vessel

MARIE JEANNE

Indexes
Vessel register only
Type
D
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1264

Vessel research record →
1,238 / 2,168 · vessel

MARIE JOYCE SM279

Indexes
Vessel register only
Type
Fishing Vessel
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1311

Vessel research record →
1,239 / 2,168 · vessel

MARIE RITA

Indexes
Vessel register only
Type
D
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1269

Vessel research record →
1,240 / 2,168 · vessel

MARIETTE BERTHA

Indexes
Vessel register only
Type
D
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1274

Vessel research record →
1,241 / 2,168 · vessel

MARINA

Indexes
Vessel register only
Type
Unrecorded / conflicting
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1313, 1321

Vessel research record →
1,242 / 2,168 · vessel

MARIS STELLA H69

Indexes
Vessel register only
Type
Belgian Trawler
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1225

Vessel research record →
1,243 / 2,168 · vessel

MARJORIE

Indexes
Vessel register only
Type
Barge
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1318

Vessel research record →
1,244 / 2,168 · vessel

MARLBOROUGH

Indexes
Vessel register only
Type
Army Launch
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1326

Vessel research record →
1,245 / 2,168 · vessel

MARMION J114

Indexes
Vessel register only
Type
Paddle Minesweeper
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1279

Vessel research record →
1,246 / 2,168 · vessel

MARQUIS

Indexes
Vessel register only
Type
D
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1286

Vessel research record →
1,247 / 2,168 · vessel

MARS

Indexes
Vessel register only
Type
French Cargo Ship
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1331

Vessel research record →
1,248 / 2,168 · vessel

MARSAYRU

Indexes
In both indexes
Type
Motor yacht
Usable length (ft)
40
Usable build year
1937

Counted source identifiers: vessel register 1323 · Orde 71, 293, 319, 327, 659, 1322

Vessel research record →
1,249 / 2,168 · vessel

MARSHAL FOCH O274

Indexes
Vessel register only
Type
Belgian Trawler
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1230

Vessel research record →
1,250 / 2,168 · vessel

MARSWORTH

Indexes
Vessel register only
Type
Coaster
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1328

Vessel research record →
1,251 / 2,168 · vessel

MARY

Indexes
Vessel register only
Type
Unrecorded / conflicting
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1240, 1312, 1333, 1341

Vessel research record →
1,252 / 2,168 · vessel

MARY ANN

Indexes
Vessel register only
Type
Barge
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1235

Vessel research record →
1,253 / 2,168 · vessel

MARY BIRCH

Indexes
Vessel register only
Type
Barge
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1317

Vessel research record →
1,254 / 2,168 · vessel

MARY ELIEZER

Indexes
Vessel register only
Type
Sailing Barge
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1245

Vessel research record →
1,255 / 2,168 · vessel

MARY HOWARD

Indexes
Vessel register only
Type
D
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1250

Vessel research record →
1,256 / 2,168 · vessel

MARY IRENE

Indexes
Vessel register only
Type
Fishing vessel
Usable length (ft)
32.5
Usable build year
1935

Counted source identifiers: vessel register 1322

Vessel research record →
1,257 / 2,168 · vessel

MARY JANE

Indexes
Vessel register only
Type
Motor Yacht
Usable length (ft)
42
Usable build year
1926

Counted source identifiers: vessel register 1338

Vessel research record →
1,258 / 2,168 · vessel

MARY ROSE

Indexes
In both indexes
Type
Motor Yacht
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1327 · Orde 1133, 1138

Vessel research record →
1,259 / 2,168 · vessel

MARY SCOTT ON691

Indexes
Vessel register only
Type
R.N.L.I. Lifeboat
Usable length (ft)
46.5
Usable build year
1925

Counted source identifiers: vessel register 1346

Vessel research record →
1,260 / 2,168 · vessel

MARY SPEARING

Indexes
In both indexes
Type
Thames Launch
Usable length (ft)
Not recorded / not usable for this calculation
Usable build year
Not recorded / not usable for this calculation

Counted source identifiers: vessel register 1255 · Orde 297

Vessel research record →