Quick Stats Minimum Tank Size 10 Gallons (37 Liters) Care Level: Difficult Water Conditions: PH 5.8-7.4 Soft to Moderately Hard Temperature: 71-77°F (22-25°C) Maximum Size: 1.2 inches (3 cm) The red crystal shrimp (Caridina cf. cantonesnsis var. Crystal Red Shrimp) is a popular and stunning freshwater dwarf shrimp, that is rapidly becoming one of the most popular shrimp … [Read more...] about Red Crystal Shrimp – A Complete Guide to Their Care