Fluorescent Red Widow Tetra Gymnocorymbus ternetzi Category: Tetra Details Description Max size in mm: 60 Feeding: omnivore PH Range: 6.5-7.5 Origin: Southeast Asia Related products Read more Albino Buenos Aires Tetra Read more Glowlight Tetra Read more Fluorescent Tangerine Widow Tetra Read more Penguin Tetra