Avon and Wiltshire Mental Health Partnership NHS Trust was caring for eight coronavirus patients in hospital as of Wednesday, figures show.
NHS England data shows the number of people being treated in hospital for Covid-19 by 8am on January 25 was up from seven on the same day the previous week.
There were eight beds occupied by Covid-19 patients four weeks ago in Avon and Wiltshire Mental Health Partnership NHS Trust.
Across England there were 5,632 people in hospital with Covid as of January 25, with 126 of them in mechanical ventilation beds.
The number of Covid-19 patients hospitalised nationally has decreased by 40% in the last four weeks, while the number on mechanical ventilators has decreased by 40%.
The figures also show that three new Covid patients were admitted to hospital in Avon and Wiltshire Mental Health Partnership NHS Trust in the week to January 23. This was down from five in the previous seven days.