๐Ÿ  Fish Compatibility Guide

Can Royal Gramma and Texas Cichlid Live Together?

Updated September 23, 2026 ยท FishCare AI Editorial Team

โŒ Not Compatible โ€” Compatibility Score: 0/100
0/100 โ€” Not Compatible

Royal Gramma and Texas Cichlid Compatibility Overview

Royal Gramma and Texas Cichlid are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. The adult size gap creates a meaningful predation risk. Review the behavior and water details before deciding whether to attempt the pairing.

Compatibility factors for Royal Gramma and Texas Cichlid
FactorRoyal GrammaTexas CichlidVerdict
Temperature72โ€“82ยฐF68โ€“82ยฐFโœ… 72โ€“82ยฐF
pH Range8.1โ€“8.46.0โ€“7.5โŒ No overlap
TemperamentsemiaggressiveโŒ Risk
Adult Size3.0 in11.8 inโš ๏ธ 3.9ร— difference
Min. Group1+1+See below
Min. Tank Size100 gallons (for both species)โ€”

Compatibility Positives

A stable shared temperature range is available.

Incompatibility Reasons

One of these is a marine species and the other is not; they cannot share one aquarium.
The adult size gap creates a meaningful predation risk.
Their pH ranges do not meet: Royal Gramma wants 8.1โ€“8.4 and Texas Cichlid wants 6.0โ€“7.5.
Royal Gramma is semi and Texas Cichlid is aggressive. Expect chasing and fin damage unless the tank is oversized, heavily planted, and watched closely.

Species Profiles

Royal Gramma โ€” Gramma loreto

Royal Gramma and Texas Cichlid compatibility โ€” Royal Gramma

The Royal Gramma, known for its vibrant blue coloration, is a popular saltwater fish among beginners and experienced aquarists alike. It requires a well-maintained tank with plenty of swimming space and a moderate current. With a peaceful temperament and a relatively easy care routine, the Royal Gramma can be a great addition to a community tank.

โ†’ Full Royal Gramma care guide

Texas Cichlid โ€” Herichthys cyanoguttatus

Royal Gramma and Texas Cichlid compatibility โ€” Texas Cichlid

The Texas Cichlid, known for its vibrant green and blue colors, is a striking addition to the freshwater aquarium. With a lifespan of up to 6 years, these fish are a popular choice among beginners and experienced aquarists alike. However, they are highly aggressive towards their own species and should be kept with non-aggressive tankmates.

โ†’ Full Texas Cichlid care guide

Frequently Asked Questions

Can Royal Gramma live with Texas Cichlid?

Generally not recommended. Royal Gramma and Texas Cichlid are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. The adult size gap creates a meaningful predation risk. Review the behavior and water details before deciding whether to attempt the pairing.

What tank size do I need for Royal Gramma and Texas Cichlid together?

A minimum of 100 gallons is recommended for keeping Royal Gramma and Texas Cichlid together. A larger tank improves water stability and reduces territorial conflict.

What temperature suits both Royal Gramma and Texas Cichlid?

72โ€“82ยฐF โ€” inside Royal Gramma's 72โ€“82ยฐF and Texas Cichlid's 68โ€“82ยฐF.

Is a Royal Gramma aggressive toward a Texas Cichlid?

The adult size gap creates a meaningful predation risk.

Related Compatibility Guides

Tank Size for Royal Gramma and Texas Cichlid

Use the scenario that matches the actual group sizes and temperament you plan to keep.

ScenarioTankWhen it applies
Minimum viable125 galOnly for the recommended minimum groups, mature filtration, and close monitoring.
Recommended community180 galAdds territory, swimming room, and a safer buffer for behavior.
Low-conflict setup300 galBest when keeping larger schools or reducing territorial pressure.