Table 2. Ciguatoxin concentrations in lionfish reported from two previous studies done in the Lesser Antilles and US Virgin Islands determined by CBA-N2a compared to the CTX estimates found in this study.

ND = CTX activity not detected.

Study	Location	N	Fish containing measurable CTX (%)	Fish containing CTX concentrations above FDA guidance level (%)
This study	Caribbean & Gulf of Mexico	293	2.4	0.7
[17]	US Virgin Islands	153	40	12
[18]	St. Barthélemy	55	49	40
[18]	Guadeloupe	60	ND	ND
[18]	St. Martin	5	ND	ND