More than 30 people have fallen sick and four have died in Guatemala after eating shellfish.
The National Commission for the Surveillance and Control of Red Tide in Guatemala has
Most of Vashon Island is now closed to recreational shellfish harvesting because of unsafe levels of paralytic shellfish poison, which acts quickly and can cause paralysis of the respiratory system
Texas closed all of its coastal waters Wednesday to oyster harvesting because of the algal bloom Karenia brevis, also known as the red tide.
According to the Texas Department of
