A 25 year old man has been arrested by police investigating the circumstances surrounding a man's death in Coleraine.
A house in Silverthorn Avenue has been sealed off and investigations are underway.
A spokesman from the Northern Ireland Ambulance Service confirmed they received a call around 12.30pm on Tuesday afternoon.
No one was taken away from the scene.
The man who died is understood to be from the local area and was aged in his 60's.
The suspect was arrested in Coleraine shortly after 5.30pm on Tuesday evening.
MLA Caoimhe Archibald has urged anyone who has any information to contact the PSNI immediately.
She said “Police say they are investigating the circumstances surrounding the death of a man in Silverthorn Avenue in Coleraine.
"The news of this sudden death has caused great distress in the local community.
“Rather than add to that distress through speculation, I would appeal to anyone with information to bring it forward to the PSNI.”
Appeal to European Court being considered after ruling over Troubles disclosures
Executive agrees to set aside £119m for PSNI data breach payouts
Concern voiced as next phase of Omagh Bombing Inquiry hearings delayed
Four fatal house fires in three days in Northern Ireland ‘deeply concerning’
‘Much more to do’ to protect children in NI from sexual exploitation – report