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 ...

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.

PULA, Croatia Dec 8 (Reuters) - A huge clam that was on the verge of extinction has made a comeback, with a surge in numbers in waters off Croatia, marine biologists say. The clam, known as the noble ...

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 ...