Guernsey Police say it happened at around 19:45 on 12 September.
“…a dog was attacked by a Terrier type dog in the gardens of Victoria Tower, St Peter Port. Guernsey Police are looking to speak with the owner of the Terrier type dog”.
The police would also like to hear from any witnesses to the incident, or anyone with any information regarding it.
PC Sharman is investigating and can be contacted on 222 222.
Reports can also be made anonymously via Crimestoppers on 0800 555 111.
Pictured: Victoria Tower.