Florida Study of Rare Toxin Carried by Sport Fish Underscores Consumer Warnings

June 30, 2015

A rare toxin carried by barracuda, grouper and other locally caught sport fish sickens Floridians in greater numbers than previously believed, a new analysis suggests. Consuming the foodborne toxin, called ciguatera, can result in severe nausea and vomiting and sometimes long-term tingling in the limbs or joint pain.

“The rate of illness was found to be higher than previously estimated. Areas around Miami and in the Florida Keys are particularly affected,” according to study author Elizabeth Radke, Ph.D.

She said that the findings confirm current warnings to avoid eating barracuda, while also indicating that, at least in Florida, grouper, amberjack, hogfish, snapper, mackerel…