Squareback Anthias - Male - PhilippinesPseudanthias pleurotaenia Squareback Anthias are brilliantly colored reef fish that add vivid pinks, oranges, and purples to any aquarium. Best kept in groups, they thrive in a harem structure with one male and several females. Like other anthias, they are protogynous hermaphrodites, with the dominant female capable of transforming into a male if needed. Within the harem, males display bolder coloration and actively interact with females, creating a