- The redfin shiner is common throughout Illinois.
- They reach 3.5 inches in the wild.
- They are schooling fish.
- You will find them in : Headwaters, creeks, and small to medium rivers in varied ecological settings, from slow-flowing bayous to high-gradient upland streams. Basically a pool-dwelling species, often in turbid water.
You could probably house a school of 6-7 of them in a 29G.