Portsdown facts for kids
| Site of Special Scientific Interest | |
 |
|
| Area of Search | Hampshire |
|---|---|
| Interest | Biological |
| Area | 69.1 hectares (171 acres) |
| Notification | 1984 |
| Location map | Magic Map |
Portsdown is a 69.1-hectare (171-acre) biological Site of Special Scientific Interest on Portsdown Hill, on the northern outskirts of Portsmouth in Hampshire.
This is a linear south-facing escarpment with a rich chalk grassland flora. The diverse insect fauna includes all the chalk downland butterflies and a population of the largest British bush cricket, Tettigonia viridissima. On the lower slopes, raised beaches indicate former sea levels.
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Portsdown Facts for Kids. Kiddle Encyclopedia.