Fish
Banded Sunfish
Enneacanthus obesus · also called banded sunfishes
A banded sunfish drifts through the same tea-dark blackwater swamp its bolder relative, the blackbanded sunfish, calls home, wearing a softer, more understated version of the vertical striping that makes its cousin so recognisable.
Overview
The banded sunfish, Enneacanthus obesus, is a small fish native to blackwater swamps and slow-moving streams across the Atlantic coastal plain of the eastern United States. Its softer, more diffuse banding pattern, close relationship to the blackbanded sunfish, and tolerance for naturally acidic water make it one of the more understated members of its small but ecologically specialised genus.
The quieter of two close relatives
Sharing the same acidic blackwater habitat as the more boldly marked blackbanded sunfish, the banded sunfish gets by with a subtler, less contrasting version of the same basic pattern.
Status
Least Concern — widespread and common across suitable blackwater wetland habitat throughout the Atlantic coastal plain.
Banded Sunfish: common questions
How is the banded sunfish different from the blackbanded sunfish?
The banded sunfish displays vertical bars along its body, but these markings are noticeably less bold and more diffuse than the sharply contrasting black bands seen on its close relative, the blackbanded sunfish, even though both species share similar acidic blackwater habitat.
Why does the banded sunfish live in acidic water?
This species is closely associated with the acidic, tannin-stained blackwater swamps and slow streams of the Atlantic coastal plain, tolerating water conditions that would stress many other fish, an adaptation shared with several of its close sunfish relatives.
How big does a banded sunfish get?
This is a small species, rarely reaching more than a few inches in length even as a full adult, modest in size compared with several larger and more widely known sunfish relatives.
Where does the banded sunfish live?
This species is native to blackwater swamps and slow-moving streams across the Atlantic coastal plain of the eastern United States, relying heavily on dense aquatic vegetation for shelter given its small size.