Bloodfin Tetra Alternative Name(s): Scientific Name(s): Aphyocharax Anisitsi Category: Tropical Difficulty: Maximum Size: 6cms Minimum Tank Volume: 70 litres Minimum Tank Size: 24" x 15" x 12" Water Temperature Range: 18-28°C Water pH Range: 6.0-7.5 Water Hardness Range: 3-30 dGH