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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 17 Sep 2026, 19:14 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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1,531 / 2,022 · vessel

ROYAL SCOT

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 1728

Vessel research record →
1,532 / 2,022 · vessel

ROYAL SCOTSMAN

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 1719

Vessel research record →
1,533 / 2,022 · vessel

ROYAL SOVEREIGN

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 1724 · Orde 811, 1410, 1616

Vessel research record →
1,534 / 2,022 · vessel

ROYAL THAMES

Indexes
Vessel register only
Type
Thames Passenger 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 1729

Vessel research record →
1,535 / 2,022 · vessel

ROYAL ULSTERMAN

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 1734

Vessel research record →
1,536 / 2,022 · vessel

ROYALTY

Indexes
In both indexes
Type
MN Thames 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 1733 · Orde 1158

Vessel research record →
1,537 / 2,022 · vessel

RUBY

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 1738

Vessel research record →
1,538 / 2,022 · vessel

RUJA

Indexes
In both indexes
Type
HMS Dutch 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 1691 · Orde 1758

Vessel research record →
1,539 / 2,022 · vessel

RUNA

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 1739

Vessel research record →
1,540 / 2,022 · vessel

RYE

Indexes
Vessel register only
Type
MN 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 1737

Vessel research record →
1,541 / 2,022 · vessel

SABRE H18

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 1746

Vessel research record →
1,542 / 2,022 · vessel

SAINT CYR L4183

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 1759

Vessel research record →
1,543 / 2,022 · vessel

SAINT FRANCOIS DE SALLES B1738

Indexes
Vessel register only
Type
French 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 1764

Vessel research record →
1,544 / 2,022 · vessel

SAINT MICHEL B1388

Indexes
Vessel register only
Type
French 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 1769

Vessel research record →
1,545 / 2,022 · vessel

SAINT OCTAVE

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 1758

Vessel research record →
1,546 / 2,022 · vessel

SAINT PIERRE IV C1418

Indexes
Vessel register only
Type
French 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 1731

Vessel research record →
1,547 / 2,022 · vessel

SAINT SAULVE B1581

Indexes
Vessel register only
Type
French 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 1757

Vessel research record →
1,548 / 2,022 · vessel

SAINTE BERNADETTE DE LOURDES

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 1763

Vessel research record →
1,549 / 2,022 · vessel

SAINTE CAMILLE

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 1762

Vessel research record →
1,550 / 2,022 · vessel

SAINTE DENISE D618

Indexes
Vessel register only
Type
French Minesweeper 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 1685

Vessel research record →
1,551 / 2,022 · vessel

SAINTE DENISE LOUISE

Indexes
Vessel register only
Type
French Naval 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 1767

Vessel research record →
1,552 / 2,022 · vessel

SAINTE ELISABETH AD 385

Indexes
Vessel register only
Type
French Minesweeper 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 1736

Vessel research record →
1,553 / 2,022 · vessel

SAINTE EUGENIE

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 1690

Vessel research record →
1,554 / 2,022 · vessel

SAINTE GERMAINE

Indexes
Vessel register only
Type
French 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 1695

Vessel research record →
1,555 / 2,022 · vessel

SAINTE ISABELLE

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 1772

Vessel research record →
1,556 / 2,022 · vessel

SAINTE MARI PROTEGEZ NOUS

Indexes
Vessel register only
Type
French 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 1741

Vessel research record →
1,557 / 2,022 · vessel

SAINTE SOPHIE DG 715

Indexes
Vessel register only
Type
French 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 1777

Vessel research record →
1,558 / 2,022 · vessel

SAINTE THERESE DE L'ENPHANT JESUS DG 230

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 1700

Vessel research record →
1,559 / 2,022 · vessel

SAINTFIELD

Indexes
Vessel register only
Type
Railway 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 1788

Vessel research record →
1,560 / 2,022 · vessel

SAKARA

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 1768

Vessel research record →