The robot fish eats plastic waste to try and help tackle pollution.
It's been released in Ilfracombe harbour, in a joint initiative between Sky Ocean Rescue and the World Wide Fund for Nature.
It poses no threat to local wildlife, and is able to swallow up to sixty kilos of debris per trip.
Body found in Cornish woodland
Death is suspicious
Costly Plymouth road project sparks council row
City growth vs. disruption
Police commissioner office borrows millions from fire service
The short-term loan was part of a wider £22.5 million in borrowing
Man wanted in connection with stalking reports
Has anyone seen Troy McAllister?
Memorial golf day marks milestone
20 years of teeing off for a cause
Safeguard for Brixham museum
The attraction has been open for nearly 50 years
