Acantharchus pomotis

Acantharchus pomotis
Mud Sunfish – Acantharchus pomotis
FamilyScientific NameAuthorYearCommon Name
CentrarchidaeAcantharchus pomotis(Baird)1855Mud Sunfish

Acantharchus pomotis

Unique Characters: Round caudal fin. Only sunfish with cycloid scales. Usually five anal spines. Usually 3-4 dark stripes on head and body.

Similar Species:

The only other sunfish with a rounded caudal fin are the three species of Enneacanthus who have three anal fin spines.

Blackbanded Sunfish Enneacanthus chaetodon

Bluespotted Sunfish Enneacanthus gloriosus

Banded Sunfish Enneacanthus obesus

Enneacanthus chaetodon
Blackbanded Sunfish – Enneacanthus chaetodon
Enneacanthus gloriosus
Bluespotted Sunfish – Enneacanthus gloriosus
Enneacanthus obesus
Banded Sunfish – Enneacanthus obesus

Blackbanded Sunfish Enneacanthus chaetodon. Usually 6 black bars (first one through the eye) on a whitish body and a reddish orange leading edge on pelvic fins. First 2-3 membranes of dorsal fin black.

Bluespotted Sunfish Enneacanthus gloriosus. Iridescent color under the eye tends to be broken up into spots or short dashes. Anal fin tends to be pink to reddish orange. Usually 16-18 scales around slender caudal peduncle. Females and juveniles often have thin faint bars on the sides. Rows of blue or silver spots on the sides.

Banded Sunfish Enneacanthus obesus. Iridescent color under tends to a more or less continuous crescent. Usually no color in anal fin. Usually 19-22 scales around a stout caudal peduncle. Distinct broad bars on the side. Rows of purple to gold spots on the sides.