Green Pufferfish and Similar Species
Tetraodon nigroviridis
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Open the appSeveral fish can be confused with Green Pufferfish. Here are the key differences.
Species often confused with {name}
Figure 8 Pufferfish
Tetraodon biocellatus
Key differences: T. biocellatus is smaller (up to 8 cm), typically has a more yellowish-brown base color with distinct 'figure-8' shaped markings, and is a true freshwater to low-end brackish species throughout its life. T. nigroviridis is larger and has irregular black spots on a green background.
Pignose Pufferfish
Tetraodon suvattii
Key differences: T. suvattii is a true freshwater species, has a more elongated body, a distinctive 'pig-like' snout, and lacks the prominent green and black spotting of T. nigroviridis. It is also significantly more aggressive and ambush predatory.
Fahaka Pufferfish
Tetraodon lineatus
Key differences: T. lineatus is a much larger (up to 43 cm) freshwater species with a more elongated body and distinct longitudinal stripes or patterns, not the irregular spots of T. nigroviridis.
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