Then thats just bad luck, cause EBA are won of the least aggressive cichlids out thereMy friend who has kept like every common species of acara and ridiculous amount of Central American chiclids and a few undescribed species says it is true and I’ve seen it those things get like 8” except for the inbreeding ridden elect blue acara which gets 6-8“ both have a mouth that’s like 3-4” when it’s feeding and no tetra I know of gets at least 3-4 inches tall