Checkered Puffer and Similar Species
Sphoeroides testudineus
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Open the appSeveral fish can be confused with Checkered Puffer. Here are the key differences.
Species often confused with {name}
Southern Puffer
Sphoeroides nephelus
Key differences: The Southern Puffer generally has a more mottled or spotted pattern rather than the distinct checkered network of S. testudineus. Its spots are often larger and more irregular, and it typically lacks the prominent dark caudal fin band.
Smooth Puffer
Lagocephalus laevigatus
Key differences: The Smooth Puffer has a much smoother body without the prominent prickles of Sphoeroides species, and its coloration is typically silvery-grey dorsally, fading to white ventrally, lacking any distinct checkered pattern.
Bandtail Puffer
Sphoeroides spengleri
Key differences: While also having a banded tail, S. spengleri typically has a series of distinct dark spots along its lower sides, which are absent in S. testudineus. Its dorsal pattern is also more mottled than checkered.
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