The replacement vessels would have bollard pull of 40 tons.
The replacement vessels will use a common hull and modular design to support the modern mine countermeasure, hydrography and patrol requirements.
CalMac tried to arrange for a replacement vessel, but none could be found available for lease.
The replacement vessels would have water cannons that could be controlled remotely, by a single individual.
The replacement vessel is now a museum ship and National Historic Landmark.
In 1968 a replacement vessel, also known as Schwan, was launched and took over the service, providing a half-hourly service.
A replacement vessel for the Stornoway-Ullapool route was ordered in 2012.
They were not restored to their owners by the absurd treaty, so Spanish shipowners would be looking round for suitable replacement vessels to buy.
Discovery is due to be replaced by another ship, and after extensive enquiry within the scientific community, the replacement vessel will be named "Discovery".
To reroute blood around clogged arteries, surgeons simply stitch replacement vessels, usually taken from the patient's legs or chest, onto the outside of the heart.