We’re all familiar with La Jolla’s sea lions, harbor seals, orcas, garibaldi and seabirds. But in this series of stories called Species of the Month, the Light sheds light on other, lesser-known ...

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.

Butter clams, important to many Alaskans’ diets, are notorious for being sources of the toxin that causes sometimes-deadly paralytic shellfish poisoning. Now a new study is providing information that ...