Fishby LogoFishby

Blackback Butterflyfish and Similar Species

Chaetodon melannotus

Got a photo? Identify fish instantly with the Fishby app.

Open the app

Several fish can be confused with Blackback Butterflyfish. Here are the key differences.

Species often confused with {name}

Lined Butterflyfish

Chaetodon lineolatus

Key differences: C. lineolatus is much larger, has numerous thin vertical lines on its body, and a black bar at the base of the caudal fin, lacking the prominent black saddle of C. melannotus.

Vagabond Butterflyfish

Chaetodon vagabundus

Key differences: C. vagabundus has diagonal dark lines on its body, a black bar through the eye, and a black band on the caudal peduncle, but lacks the distinct black dorsal saddle of C. melannotus.

Raccoon Butterflyfish

Chaetodon lunula

Key differences: C. lunula has a broad black band over the head and eye, and a dark crescent-shaped mark on the posterior body, but its overall pattern is quite different from C. melannotus's dorsal saddle.

Explore Blackback Butterflyfish

Identify fish anywhere

Free on iOS, Android, and Web. Photo identification, full species details, and more.

Open in app