Authorities say he could have violated a fishing ban.
A fisherman in Fujairah is being investigated after catching a 350 kg shark.
Eid Suleiman could be guilty of hunting the pregnant bull shark during an annual five-month fishing ban of the species.
That means he could be facing a six-month suspension to his fishing licence.
The Ministry of Climate Change and Environment says it's leading the investigation in to the incident.

UAE ministry confirms 10 Emiratis, 4 Indians killed in Fujairah crash
Public Prosecution launches investigation into Fujairah crash
Eid Al Etihad holidays confirmed for private sector
Prison terms, heavy fines for those involved in Abu Dhabi hotel brawl
UAE President, Arab League chief discuss regional developments
Dubai Police issues over 27,000 traffic fines in October
UAE announces Eid Al Etihad holidays for federal sector
Two fire incidents in Abu Dhabi brought under control
