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Desert Pupfish and Similar Species

Cyprinodon macularius

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Several fish can be confused with Desert Pupfish. Here are the key differences.

Species often confused with {name}

Dianne's Pupfish

Cyprinodon diaboli

Key differences: Found only in Devil's Hole, Nevada. Has a more slender body, larger head, and lacks pelvic fins. Distinctive coloration and smaller size (up to 3 cm).

Owens Pupfish

Cyprinodon radiosus

Key differences: Native to the Owens Valley, California. Generally larger (up to 5 cm), with a more robust body and often more pronounced vertical barring in males. Geographic isolation is a primary differentiator.

Salt Creek Pupfish

Cyprinodon salinus

Key differences: Endemic to Salt Creek in Death Valley, California. Males are typically less intensely blue and have a more elongated body shape compared to C. macularius. Also geographically distinct.

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