Bloody Mary Hillstream LoachBloody Mary Hillstream Loach, also known as Gastromyzon sp. Bloody Mary and Bloody Mary Borneo Sucker Fish, is a benthic loach suitable for established aquariums with strong flow and high oxygenation. Delivered as a single young specimen. Bloody Mary Hillstream Loach is a selectively colored form of Gastromyzon sp., valued for its red to reddish brown fin tones and flattened, ray like profile. Like other hillstream loaches, it possesses a ventral