A large emergency services response was called to the city's waterfront over fears for a man's safety.
Footage shared on social media shows two fire engines, two police cars and a police van parked on Pier Head at around 1am today.
Another video shows five police vehicles driving down The Strand.
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Police confirmed they were called at 1.15am today to the Pier Head following a concern for the safety of a man.
Officers attended the scene and spoke to the man who was later detained under the Mental Health Act and taken to hospital.
A spokesperson for Merseyside Police said: "We were called at 1.15am today, Monday, October 11, following concern for the safety of a male at the Pier Head.
"Officers attended and spoke to the male and he was detained under the Mental Health Act and taken to hospital."
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