Some people have been going to work despite having Covid-19 symptoms.
That's according to the Chief Minister who spoke during Monday's Coronavirus press conference.
He said contact tracing had found some residents were carrying on as normal, despite knowing they had symptoms.
Mr Quayle added this led to some businesses having to close.
Passport and immigration public counters to temporarily close
Overnight delay means today's sailings will set off late
Fireworks displays to kick off with event tonight
Second night of police roadside car checks finds less defects
Society appeals for help about traditional gypsy caravans on the Island
Government issues bird flu warning after infected buzzard found
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Local Economy Forum launched to propose alternative to 'destructive' min wage increase