These were the scenes:

. Major police search for missing Nicola Bulley
A major search was launched for a woman who went missing while walking her dog. Photo: National World

. Major police search for missing Nicola Bulley
Nicola Bulley, from Inskip, was last seen walking on a footpath by the river off Garstang Road, in St Michael's on Wyre, at about 9:15am on January 27. Photo: National World

. Major police search for missing Nicola Bulley
Her Spaniel was discovered close to where it is believed the 45-year-old was last seen. Photo: National World

. Major police search for missing Nicola Bulley
Lancashire Police said they were ‘extremely concerned’ for Nicola, who went missing in near freezing temperatures. Photo: National World

. Major police search for missing Nicola Bulley
Nicola is described as white, 5ft 3ins tall, with light brown shoulder-length hair, which was tied into a ponytail on the morning she vanished. She speaks with an Essex accent. Photo: Lancashire Police

. Major police search for missing Nicola Bulley
Dive teams, fire services, search dogs, helicopters and mountain rescue workers have all been deployed to the area to carry out extensive searches. Photo: National World

. Major police search for missing Nicola Bulley
She went missing while walking her dog, a brown-coloured spaniel, which was later found close to where she was last seen. Photo: National World

1. Major police search for missing Nicola Bulley
A major search was launched for a woman who went missing while walking her dog. Photo: National World

2. Major police search for missing Nicola Bulley
Nicola Bulley, from Inskip, was last seen walking on a footpath by the river off Garstang Road, in St Michael's on Wyre, at about 9:15am on January 27. Photo: National World

3. Major police search for missing Nicola Bulley
Her Spaniel was discovered close to where it is believed the 45-year-old was last seen. Photo: National World

4. Major police search for missing Nicola Bulley
Lancashire Police said they were ‘extremely concerned’ for Nicola, who went missing in near freezing temperatures. Photo: National World