Thai Micro Crab (Limnopilos naiyanetri)

The Thai Micro Crab (Limnopilos naiyanetri) is a freshwater invertebrate for planted and community aquariums. This profile covers habitat, diet, tank needs, and thai micro crab care.

For related reading, see Cardinal Sulawesi Shrimp, Java Moss for shrimp cover and Emerald Crab.

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Thai Micro Crab (Limnopilos naiyanetri). Photo: Sean Murray from Edinburgh, Scotland / Wikimedia Commons (CC BY-SA 2.0)

Native Habitat and Size

Associated with seagrass beds of Thailand (often kept freshwater). Adults reach 0.5 inch (1 cm).

Tank Requirements

Minimum: 5–10 gallon planted nano. Mature biofilm, hiding places, and copper-free water are essential.

Diet

Feeding mode: scavenger / microfauna. Supplement scavenging with species-appropriate wafers, vegetables, or powdered foods in current for filter feeders.

Water Conditions

  • Temperature: 72–82°F (22–28°C)
  • pH: 6.5–7.5
  • Ammonia / nitrite: 0 ppm

Compatibility and Breeding

Keep with peaceful fish. Breeding difficulty: intermediate. Provide cover for berried females or egg clutches.

Conclusion

Thai Micro Crab adds cleanup behavior and interest when water quality stays stable and tank mates remain gentle.