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Length-data coverage

Selected category: Missing / unusable

2,022 matching records / counted units

These are the same counted units and category assignments used in the summary snapshot, calculated 18 Sep 2026, 07:18 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.

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1,111 / 2,022 · vessel

MADAME POMPADOUR

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 1233 · Orde 524, 948

Vessel research record →
1,112 / 2,022 · vessel

MADAME SANS GENE

Indexes
In both indexes
Type
Motor Boat
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 1252 · Orde 15, 262, 825, 1002

Vessel research record →
1,113 / 2,022 · vessel

MADELINE RAYMOND H57

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 1209

Vessel research record →
1,114 / 2,022 · vessel

MADELINE-KAMIEL H81

Indexes
Vessel register only
Type
Belgian 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 1200

Vessel research record →
1,115 / 2,022 · vessel

MADIC 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 1257

Vessel research record →
1,116 / 2,022 · vessel

MADURA

Indexes
Vessel register only
Type
Passenger Liner
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 1214

Vessel research record →
1,117 / 2,022 · vessel

MAGNET

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 1238, 1261

Vessel research record →
1,118 / 2,022 · vessel

MAID MARILYN

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 1243

Vessel research record →
1,119 / 2,022 · vessel

MAID OF CONNAUGHT

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 1205

Vessel research record →
1,120 / 2,022 · vessel

MAID OF HONOUR

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 1266

Vessel research record →
1,121 / 2,022 · vessel

MAID OF ORLEANS

Indexes
In both indexes
Type
Troopship
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 1210 · Orde 1345, 1599, 1644

Vessel research record →
1,122 / 2,022 · vessel

MAIDSTONE

Indexes
Vessel register only
Type
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 1219

Vessel research record →
1,123 / 2,022 · vessel

MAIMONDE

Indexes
Vessel register only
Type
Motor Boat
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 1215

Vessel research record →
1,124 / 2,022 · vessel

MAJOR

Indexes
Vessel register only
Type
Motor Boat
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 1248

Vessel research record →
1,125 / 2,022 · vessel

MALABAR

Indexes
Vessel register only
Type
HM 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 1271

Vessel research record →
1,126 / 2,022 · vessel

MALCOLM D19/I19

Indexes
Vessel register only
Type
Destroyer
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 1267

Vessel research record →
1,127 / 2,022 · vessel

MALDEN

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 1258

Vessel research record →
1,128 / 2,022 · vessel

MALDON ANNIE IV

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 1224 · Orde 959

Vessel research record →
1,129 / 2,022 · vessel

MALINES

Indexes
In both indexes
Type
MN Passenger 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 1276 · Orde 1053

Vessel research record →
1,130 / 2,022 · vessel

MALLARD

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 1268 · Orde 1802

Vessel research record →
1,131 / 2,022 · vessel

MALLARD L42

Indexes
Vessel register only
Type
Corvette
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 1263

Vessel research record →
1,132 / 2,022 · vessel

MALLOW

Indexes
Vessel register only
Type
Corvette
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 1229

Vessel research record →
1,133 / 2,022 · vessel

MALRIX

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 1281

Vessel research record →
1,134 / 2,022 · vessel

MALVINA L.N.15

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 1273

Vessel research record →
1,135 / 2,022 · vessel

MANOR

Indexes
Vessel register only
Type
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 1272

Vessel research record →
1,136 / 2,022 · vessel

MANX MAID

Indexes
Vessel register only
Type
Passenger 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 1277

Vessel research record →
1,137 / 2,022 · vessel

MANXMAN

Indexes
In both indexes
Type
Troopship
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 1282 · Orde 392

Vessel research record →
1,138 / 2,022 · vessel

MAPLEWOOD

Indexes
Vessel register only
Type
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 1278

Vessel research record →
1,139 / 2,022 · vessel

MAR-I-CEL

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 1308

Vessel research record →
1,140 / 2,022 · vessel

MARASOLE

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 1287

Vessel research record →