38-year-old Cristina Ojeda-Thies suffered a shark attack while swimming off the popular resort of Gran Canaria. She tweeted a photo showing the scars on her hand where the shark had sunk its teeth,

she tweeted

Authorities feared the incident could impact tourism and downplayed the incident. Fernando Frias, president of Canary Islands Shark Alliance which promotes shark conservation, said the incident is a 'one-off'. 'I doubt something like this will happen again in the next 50 years so people shouldn't be afraid.'