Phylum Chordata Rank Species | Scientific name Etheostoma grahami Higher classification Etheostoma | |
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The Rio Grande darter (Etheostoma grahami) is a species of darter endemic to the lower Rio Grande drainage of the United States and Mexico. It inhabits riffles over substrates of gravel or rubble. This species can reach a length of 6 cm (2.4 in), though most only reach about 3 cm (1.2 in).
References
Rio Grande darter Wikipedia(Text) CC BY-SA