Summary ²

The tessellated darter (Etheostoma olmstedi) is a fish belonging to the genus Etheostoma. It was formerly considered a subspecies of the johnny darter, which it greatly resembles in general appearance. Both species are rather pale with small X or W shaped markings on the back and upper sides. Both have only a single anal fin spine whereas all other darters in our area have two. Tessellated darters have somewhat sharper snouts than johnny darters, more dorsal...

Sources and Credits

1. (c) Brian Gratwicke, some rights reserved (CC BY), http://www.flickr.com/photos/briangratwicke/8716291803/
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Etheostoma_olmstedi

More Info

• iNat taxon page
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• FishBase
• FishSource
• Global Biodiversity Information Facility (GBIF)
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• VertNet
• World Register of Marine Species

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