Etheostoma caeruleum
- Characteristics - olive-brown back with 8 - 9 dark cross bars on sides, belly orange, cheeks bluish-brown and gill cover irridescent golden-green, dorsal fin edged with blue with a row of reddish spots, sides with about a dozen bluish blotches, and fins light orange
- Distribution - common in the upper Mississippi River basin, found in creeks and upper reaches of rivers in northeast Iowa in moderate abundance
- Foods - aquatic insect larvae, small snails and tiny crayfish
- Adult Length - 2 1/2 inches
For more rainbow darter information, see our printable pdf (123K) or Iowa Fish & Fishing.
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