Velella velella, or by-the-wind sailors, have been spotted on beaches at Anglesey, Gwynedd and Tenby.

Mermaids have somehow managed to become the ultimate fantasy contradiction: gorgeous enough to inspire poetry, terrifying enough to make sailors question every life choice they ever made. One minute ...

People visiting beaches in Wales have been spotting strange jewel-like blue creatures washed up on the shore. But what are ...

Hundreds of "stunningly beautiful" blue sea creatures have washed up along parts of the North Wales coastline.

Hundreds of striking blue marine creatures have appeared along the Welsh coast, with beachgoers and their pets issued a ...

A marine iguana ‘mid-sneeze’, a troupe of skeleton shrimps that has colonized a gorgonian coral and a spaceship-like jellyfish seemingly departing Earth’s atmosphere are among the wonderful finalists ...