Natural England have confirmed that the newt found on land planned for the construction of Durham Police's new headquarters is a rare-breed great crested newt.
The area is known as a breeding ground for great crested newts - which are a protected species.
More top news
The proposals have prompted protests by local residents.
In the early hours of Sunday morning a 33-year-old man was stabbed outside Lloyds bank at Haymarket Metro Station.
The Great North Air ambulance were called to the scene in Seaham to take the children to the James Cook University hospital.