Nothonotus vulneratus
| Family | Scientific Name | Author | Year | Common Name |
| Percidae | Nothonotus vulneratus | (Cope) | 1868 | Wounded Darter |
Unique Characteristics: Belly and interpelvic area lacking modified scales. Lateral line normal, not arched upward. 1st anal spine stiff, as thick as 2nd spine. Sides with horizontal streaks along each scale row. Opercle scaled dorsally. Cheek with 0-1 dark dashes or spots, subocular bar absent or weak. Basicaudal region with no cream-colored blotches in the shape of an hourglass. Snout pointed dorsally and laterally; upper lip protrudes well beyond snout. Cheek scaled behind eye. Adults with no light submarginal band on anal, caudal, or soft dorsal fins; with irregularly placed red spots in center of scales on sides; red spot at tip of 1st interradial membrane of spinous dorsal fin and red blotches on caudal fin base. Restricted to the Little Tennessee basin; extirpated from the French Broad basin (Madison County).
Greenfin Darter
Nothonotus chlorobranchius
Redline Darter
Nothonotus rufilineatus
Greenfin Darter Nothonotus chlorobranchius. Belly and interpelvic area lacking modified scales. Lateral line normal, not arched upward. 1st anal spine stiff, as thick as 2nd spine. Sides with horizontal streaks along each scale row. Opercle scaled dorsally. Cheek with 0-1 dark dashes or spots, subocular bar absent or weak. Basicaudal region with no cream-colored blotches in the shape of an hourglass. Snout rounded; upper lip protrudes but little beyond snout. Cheeks unscaled. Adults with light submarginal band on anal, caudal, or soft dorsal fins; black margin usually with thin light edge; no red spots on sides; no red spot at tip of 1st interradial membrane of spinous dorsal fin or on caudal fin base. Large male is deep green with green fins; female is brown with blue breast.
Redline Darter Nothonotus rufilineatus. Belly and interpelvic area lacking modified scales. Lateral line normal, not arched upward. 1st anal spine stiff, as thick as 2nd spine. Sides with horizontal streaks along each scale row. Opercle scaled dorsally. Cheek with 3-7 dark dashes or spots, 1 or 2 spots in subocular area. Basicaudal region with cream-colored blotches in the shape of an hourglass.
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