From the Pacific Northwest to the Florida Keys, public health officials warn of increasing dangers from foodborne bacteria in raw and undercooked oysters and other shellfish as summer approaches.

“Naturally occurring bacteria in warm coastal seawater becomes more abundant in the summer months and can concentrate in the tissues of oysters and other shellfish,” according…

The Sitka Tribe of Alaska has set up an environmental research and testing lab in Sitka and plans to begin testing local shellfish for biotoxins this spring. There has reportedly been some concern about the distance and turnaround time to have locally harvested shellfish tested in Anchorage by the state, which currently operates the only…