Once a fabric reserved for emperors, the fabled “sea silk” has been resurrected by Korean scientists who discovered a way to recreate its legendary golden luster using the byssus threads of the pen ...

Pinna nobilis, a large Mediterranean clam known as the noble pen shell, is vital to the marine ecosystem but on the brink of extinction due to a deadly parasite. In Croatia, a team of scientists is ...

A huge decline in the number of noble pen shells, an endangered species of Mediterranean clam, is happening in Croatia’s south, as scientists warn that the parasite causing the problem is spreading ...

ZAGREB, Sept 18 (Reuters) - Croatian marine biologists are struggling to save the largest Mediterranean clam from extinction after a precipitious fall in numbers which they say was probably caused by ...

This week’s low midafternoon tides provided excellent beachcombing conditions around lunchtime. I found a variety of treasures, including pen shells, pear whelks, and hundreds of Atlantic cockles.