Pseudotropheus Acei Mbuna. All are mouthbrooders, females keep fertilized eggs in their mouth for 3 weeks for full development. Heads and tails develop approx. 4-5 days mouthbrooding the eggs. Pseudotropheus Acei Mbuna are easy to keep in clean freshwater 40 gal & up, 78F PH 7.2-8.6 hard water. I use small feedings of my CaliforniaCichlids.com Spirulina Flakes & Color Enhancing Pellets for uniform growth and amazing coloration. Average mature adult size is 8″ for males and 6” for females; spawns can range 12 to 50+ eggs depending on size of female. Lake Malawi Haplochromine species are some of the most popular fish to keep.