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Yellow Boxfish and Similar Species

Ostracion cubicus

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Several fish can be confused with Yellow Boxfish. Here are the key differences.

Species often confused with {name}

Longhorn Cowfish

Lactoria cornuta

Key differences: Distinguished by two prominent horns projecting forward from above the eyes and two spines projecting backward from the posterior ventral surface. The body is more triangular in cross-section, and coloration is typically yellowish to olive with blue spots, but lacks the distinct cuboid shape of O. cubicus.

Thornback Cowfish

Lactoria fornasini

Key differences: Possesses a single, prominent spine on the dorsal midline and two smaller spines above the eyes. Generally smaller than O. cubicus and has a more elongated, less cuboid body shape.

Blue Boxfish

Ostracion meleagris

Key differences: Males are dark blue with numerous small white spots, while females are black with white spots on the upper body and white with black spots on the lower body. Juveniles are black with white spots. Distinctly different coloration and spotting patterns from O. cubicus.

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