Diving

Reflections, colours and interference patterns in the water at Peterhead Harbour. The complex waves were the result of a grey seal having momentarily poked his head out of the water.

Talk of diving seals brings me to the "extra", a portrait of the Seven Atlantic, a member of the Subsea 7 fleet. According to Professor Google she is one of the most advanced commercial diving vessels in the world. Her vital statistics include:

• Length 145m x breadth 26m
• Deck area 1,200m2
• Accommodation for 150 persons
• Heave compensated 120t crane
• 2 x air diving systems
• 2 x eyeball ROV systems
• Equipped for well treatment operations
• 24-man twin bell saturation diving system rated to 350m with two hyperbaric lifeboats