How to Identify Blackbanded Sunfish

To identify Blackbanded Sunfish (Enneacanthus chaetodon), look at these key features.

Physical Characteristics

Body shape

compressed

Coloration

The body is typically silvery-white to yellowish, adorned with 6-8 prominent, vertical black bands that extend from the dorsal to the ventral surface. The fins are often clear or slightly dusky, sometimes with a reddish tint, especially during breeding. The eye is relatively large and often has a dark bar running through it.

Scale type

ctenoid

Mouth position

terminal

Distinctive features

6-8 prominent vertical black bands on a light body, Large eye, Small, compressed body, Pointed snout

Dorsal fin

Single dorsal fin with 8-10 spines and 9-12 soft rays. The spiny and soft-rayed portions are continuous.

Tail fin

Caudal fin is rounded to slightly emarginate.

Pectoral fin

Pectoral fins are relatively small and rounded.

Distinctive fins

Anal fin has 3 spines and 9-11 soft rays. Pelvic fins are thoracic.

Identification Tips

1. 1

   Vertical Bands

   The most distinguishing feature is the presence of 6-8 distinct, dark vertical bands across its body. These bands are usually very clear and extend from the back to the belly.

2. 2

   Body Shape

   Its body is highly compressed laterally, giving it a disc-like appearance when viewed from the front or back.

3. 3

   Size

   It is a small sunfish, rarely exceeding 7.5 cm (3 inches) in total length.

4. 4

   Habitat Preference

   Look for them in heavily vegetated, acidic, and often tannin-stained waters of the coastal plain.

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