Cable ships

Roughly sixty specialised vessels lay and repair the submarine cables that carry almost all international internet traffic. This register tracks them fleet by fleet — who operates each ship, where it is based and what it can carry.

Alcatel Submarine Networks (ASN Marine)

ShipRoleFlagBuiltCable capacity
Ile de BatzinstallationFrance20016,000 t
Ile de BréhatinstallationFrance20016,000 t
Ile de MolènebothFrance——

Global Marine

ShipRoleFlagBuiltCable capacity
Cable Innovatorrepair———
Cable Retrieverrepair———

Orange Marine

ShipRoleFlagBuiltCable capacity
Antonio MeuccirepairItaly—2,600 t
Léon ThéveninrepairFrance—1,000 t
Pierre de FermatbothFrance—2,300 t
Sophie GermainrepairFrance20231,300 t

SubCom

ShipRoleFlagBuiltCable capacity
Global SentinelrepairUnited States——
SubCom DurablebothMarshall Islands20035,465.5 t
SubCom ResponderbothMarshall Islands20015,465.5 t