Species Profile

Mono Sebae

Monodactylus sebae

Also known as: African Moony, Finger Fish

Oddballspeaceful

Adult size

9″

Minimum tank

75 gal

Temperature

75–82°F

8–8.5

Schooling

Group of 5+

Water level

mid

Grows from juvenile

Typically sold at ~2″ and reaches 9″ over ~2 years. Plan tank size for the adult, not the fish at purchase.

Diet

Frozen mysis, marine pellets, veggie flake

Notes

Brackish (juvenile) to marine (adult) silvery monodactyl. Tall slate-grey body with vertical black bars. Peaceful schooler — keep 5+. Often sold as freshwater juveniles that will die if not transitioned to brackish then marine.

Build a tank →Photo credits

Photo: Ltshears / Wikimedia Commons · Source · CC-BY-SA-3.0