Species

Sebae mono

Monodactylus sebae

advancedsemi aggressivemiddle swimmerMonodactylidae
Add 6 to my tank
Sebae mono
Tank length
180 cmabout 6 ft (71 in)
Group
6+
Temperature
24–28 °C75–82 °F
pH
7.2–8.4
Adult size
15 cm6 in
Lifespan
8–10 yrs

A tall-bodied brackish species that ends up in near-marine water as an adult; keep a group in a large, tall brackish tank.A tall-bodied brackish species that ends up in near-marine water as an adult; keep a group in a large, tall brackish tank.

Tank sizes

Good tankmates

Avoid with

Data used by the planner
Temperature24–28AqAdvisor (aqadvisor.com), retrieved 2026-10-04; agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium confidence
pH7.2–8.4AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence
Hardness (dGH)8–15AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence
OriginWest African estuaries and coastal lagoonscurated-v0 (needs expert review) · low confidence
Beginner friendlyNocurated-v0 (needs expert review) · medium confidence
Care leveladvancedcurated-v0 (needs expert review) · medium confidence
Activityactivecurated-v0 (needs expert review) · medium confidence
Swimming levelmiddlecurated-v0 (needs expert review) · medium confidence
Temperamentsemi aggressivecurated-v0 (needs expert review) · medium confidence
Nips finsNocurated-v0 (needs expert review) · medium confidence
Long finsNocurated-v0 (needs expert review) · medium confidence
TerritorialNocurated-v0 (needs expert review) · medium confidence
Lives in groupsYescurated-v0 (needs expert review) · medium confidence
Minimum group6curated-v0 (needs expert review) · medium confidence
Dietomnivorecurated-v0 (needs expert review) · medium confidence
Lifespan (years)8–10curated-v0 (needs expert review) · low confidence
Months to adult size18curated-v0 (needs expert review) · low confidence
Safe with plantsNocurated-v0 (needs expert review) · medium confidence
Minimum tank length180curated-v0 (needs expert review) · medium confidence