A 10ft shark has been spotted lurking in a Cornwall harbour ... spotted the ominous dorsal fin around 20ft away in the clear ...

This rare encounter comes shortly after a 4-ft blue shark was reeled in off Cornwall's coast, signalling that sharks may indeed be venturing closer to UK shores than before. Patrick Davis ...

There are nearly 30 species of shark found in UK waters, but the blue shark is certainly one of the most impressive. With the white underbelly contrasting with its cobalt blue upper body ...