These little creatures are basically shelled protozoans, one celled organisms (Subphylum: Sarcodina – the amoebas). They form shells primarily composed of calcareous material, with siliceous material from sponges, or other organic material. They are mostly sessile (non-moving), but can move [...]
This is a fairly well proven method for eliminating these bugs but it is hard to find milbemycin since Interceptor is no longer sold. Acropora Red Bug Milbemycin Treatment [...]