- Side view adult.
- Side view adult.
- Side view adult.
- Top view adult.
- Bottom view adult.
- Head-on view adult.
- Close-up flank.
- Close-up head.
- Close-up mouth and snout.
- Close-up tail.
- Close-up dorsal fin.
- Close-up anal fin.
- Close-up pectoral fin.
- Close-up pelvic fin.
- Close-up gill rakers: There are 8-13 gill rakers.
- Close-up keel area: The keel is scaled between the vent and pelvic fins.
- Close-up mouth: Notice that the mouth is superior.
- Close-up flank: The scales are rounded; there are 37-47 scales in the lateral line, which is strongly decurved.
- Close-up anal fin: There are 11 rays in the anal fin, with a range of 11-13.
- Close-up dorsal fin: The dorsal fin is reddish with 9 rays, with a range of 9-11.
- Comparison rudd (top) and golden shiner (bottom): Notice the larger size and the red fins of the rudd.
- Close-up of head region: Notice the bright red of the fins.
- Close-up of tail region: Notice the bright red of the fins.
Mouth and Snout: Superior without any teeth or barbels. Body Pattern: Solid golden, silver, or light olive. Fins red or orange. Body Shape: Body deep and laterally compressed; oval in cross-section. Typically 100-250 mm TL (4-10 in); maximum reported about 360 mm (14 in).
Forked tail. Single dorsal fin with 9-11 rays and no spines. Pelvic fins abdominal. No adipose fin. Anal fin with 11-13 rays and no spines.
All fins red or orange. Dorsal fin rays 9-11. 37-47 (usually less than 42) cycloid lateral line scales. 8-13 gill rakers. Scaled keel. See also similar species information.
Males - head and body with fine tubercles.
Similar to adults, but red or orange fin coloration is less developed and may be absent in specimens < 38 mm TL (1.5 in).
None known from Wisconsin.
|Rudd||37-47 rounded scales; lateral line strongly decurved|
|Shiner, Common||34-40 highly elevated scales; lateral line decurved|
|Shiner, Golden||42-54 rounded scales; lateral line strongly decurved|
|Shiner, Red||32-36 diamond-shaped scales; lateral line slightly decurved|
|Shiner, Spotfin||35-39 diamond-shaped scales; lateral line slightly decurved|
|Shiner, Striped||34-40 highly elevated scales; lateral line decurved|
|Shiner, Common||Usually 9 rays, rarely 8 or 10|
|Shiner, Golden||11-15 rays|
|Shiner, Red||Usually 9 rays, rarely 8 or 10|
|Shiner, Spotfin||8 rays|
|Shiner, Striped||Usually 9 rays, rarely 8 or 10|
|Rudd||9-11 rays; membranes lack dark pigment but fin (including membranes) is red in adults|
|Shiner, Common||8 rays; membranes generally unpigmented, rays outlined with dark pigment in breeding males|
|Shiner, Golden||8 rays (rarely 7 or 9); membranes generally unpigmented; fin light olive or yellowish|
|Shiner, Red||8 rays; all membranes with uniform dark pigment|
|Shiner, Spotfin||8 rays; membranes of last 2-3 rays pigmented; blotch-like in adults, a few speckles in juveniles|
|Shiner, Striped||8 rays; membranes generally unpigmented, rays outlined with dark pigment in breeding adults|
Other Diagnostic Features
|Rudd||Scaled keel in front of vent; 8-13 gill rakers|
|Shiner, Common||Usually 25-32 (21-37) predorsal scales; little chin pigment|
|Shiner, Golden||Scaleless keel in front of vent; 16-21 gill rakers|
|Shiner, Red||Snout blunter and body deeper than spotfin shiner|
|Shiner, Spotfin||Snout more pointed and body not as deep as red shiner|
|Shiner, Striped||Usually 16-19 (13-23) predorsal scales; chin 1/3 pigmented|
|Shiner, Common||Moderately similar|
|Shiner, Golden||Very similar|
|Shiner, Red||Moderately similar|
|Shiner, Spotfin||Moderately similar|
|Shiner, Striped||Moderately similar|
|Rudd||Not established in WI. There is a very slight chance that a survivor from past bait-bucket introductions may be encountered.|
|Shiner, Red||Not native to WI; may occur here as a stray from populations further south.|