Tiger Shrimp

Caridina mariae

Tiger Shrimp (Caridina mariae) — Easy care, Peaceful, under Other. Minimum tank in the app: 6.6 US gal min; aim for 64–73°F and pH 6.5–8. Tiger Shrimp are perfect for aquarists seeking a peaceful, low-maintenance addition to their tank that contributes to detritus control.

Tiger Shrimp (Caridina mariae) in a planted freshwater aquarium
Care levelEasy
TemperamentPeaceful
Min tank size6.6 US gal min
pH range6.5–8
Temperature64–73°F
Max size1.6 in (4.0 cm)
Captive lifespan1–3 years
SchoolingNo

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Various

  • East & Southeast Asia

Regional colours match the stocking calculator’s origin map.

Tiger Shrimp Tank Setup

Create a balanced environment by providing both open areas for swimming and dense cover using plants, rocks, or driftwood. Maintain a gentle water flow to mimic their natural habitat, and select a substrate that allows for easy scavenging, such as sand or fine gravel, while ensuring lighting is moderate to avoid stress.

What Do Tiger Shrimps Eat?

Feeding is typically slow and deliberate, as Tiger Shrimp scavenge for food particles. Ensure a varied diet, including algae wafers and blanched vegetables, to prevent competition among them and to enhance their coloration and overall health.

Tiger Shrimp Tank Mates

Ideal companions include similarly sized, non-aggressive species such as small tetras or rasboras, which occupy different swimming levels. Avoid larger predatory fish that might see them as food, and while intraspecies interactions are generally harmonious, keeping a larger group can reduce stress and promote social behavior.

Are Tiger Shrimps Good for Beginners?

In App-aquatic we file this under easy care. That still means a cycled tank, realistic stocking, and parameters that do not swing every weekend. Aquarists often overlook the need for stable water parameters, particularly pH and temperature, which can lead to stress or health issues. using copper-based medications or introducing incompatible tank mates can result in high mortality rates, particularly for this sensitive species.

Building a community? Run the full list through the stocking calculator before you add anything else.

Log tests and reminders in App-aquatic—free, same data you see here.