| Family | Scientific Name | Author | Year | Common Name |
| Tetraodontidae | Lagocephalus laevigatus | (Linnaeus) | 1766 | Smooth Puffer |
Lagocephalus laevigatus
Unique Characters: Nostrils easily visible with the naked eye. Dorsal surface posterior to eyes smooth, without a distinct keel. Eyes not accentuated by dark blue or green radiating lines. Dorsal-fin rays 13-15; anal-fin rays 12 or more. Caudal fin distinctly lunate. Pectoral-fin rays usually 17 or 18. Never any spots laterally or ventrally. In adults, upper caudal-fin lobe longer than lower. Pectoral fin uniformly dusky or with lower few rays dark.
Similar Species: Oceanic Puffer Lagocephalus lagocephalus. Nostrils easily visible with the naked eye. Dorsal surface posterior to eyes smooth, without a distinct keel. Eyes not accentuated by dark blue or green radiating lines. Dorsal-fin rays 13-15; anal-fin rays 12 or more. Caudal fin distinctly lunate. Pectoral-fin rays usually 13-16. In subadults and adults (over about 200 mm), dark blue or black spots on anterior and medial regions of belly and laterally near pectoral-fin base. In adults, lower caudal-fin lobe longer than upper; lower third of pectoral fin white.
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