Species

Thinbar datnoid

Datnioides undecimradiatus

advancedpredatorymiddle swimmerDatnioididae
Add to my tank
Thinbar datnoid
Tank length
180 cmabout 6 ft (71 in)
Start with
1
Temperature
24–28 °C75–82 °F
pH
6.5–7.5
Adult size
30 cm12 in
Lifespan
10–20 yrs

Grows into a large, shy predator that eats any fish it can swallow; plan a long tank and big tankmates from day one.Grows into a large, shy predator that eats any fish it can swallow; plan a long tank and big tankmates from day one.

Tank sizes

Good tankmates

Avoid with

Data used by the planner
Temperature24–28AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence
pH6.5–7.5AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence
Hardness (dGH)1–15AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence
OriginMekong basin, Southeast Asiacurated-v0 (needs expert review) · low confidence
Beginner friendlyNocurated-v0 (needs expert review) · medium confidence
Care leveladvancedcurated-v0 (needs expert review) · medium confidence
Activitysedentarycurated-v0 (needs expert review) · medium confidence
Swimming levelmiddlecurated-v0 (needs expert review) · medium confidence
Temperamentpredatorycurated-v0 (needs expert review) · medium confidence
Nips finsNocurated-v0 (needs expert review) · medium confidence
Long finsNocurated-v0 (needs expert review) · medium confidence
TerritorialYescurated-v0 (needs expert review) · medium confidence
Lives in groupsNocurated-v0 (needs expert review) · medium confidence
Minimum group1curated-v0 (needs expert review) · medium confidence
Dietcarnivorecurated-v0 (needs expert review) · medium confidence
Lifespan (years)10–20curated-v0 (needs expert review) · low confidence
Months to adult size36curated-v0 (needs expert review) · low confidence
Safe with plantsYescurated-v0 (needs expert review) · medium confidence
Minimum tank length180curated-v0 (needs expert review) · medium confidence