Patent ID: 8353350

Claim:
An assembly comprising: subsea apparatus comprising a connector for mating in a sea-water environment with a corresponding connector of other subsea apparatus to provide at least one of electrical, optical, and fluid connection between the two; and subsea test apparatus having a connector mated with the connector of the subsea apparatus so as to provide at least one of electrical, optical, and fluid connection between the subsea apparatus and the subsea test apparatus, the test apparatus further comprising: measuring means connected to the test apparatus's connector and operable underwater in a measurement mode; a power supply arranged to power the measuring means; and disconnection means for disconnecting the test apparatus's connector from the subsea apparatus's connector, wherein the measuring means, in said measurement mode, is arranged to perform at least one measurement, via the mated connectors, on the subsea apparatus, and the test apparatus further comprises indicating means operable underwater and arranged to provide an indication of a result of the or each measurement, whereby the assembly may be provided at a subsea location, the measuring means may be operated at said location to perform at least one measurement on the connected apparatus, and according to the result of the at least one measurement the test apparatus may then be disconnected to enable the subsea apparatus to be connected to other subsea apparatus.