Overview
The Amano Shrimp (Caridina multidentata) is a beginner freshwater species known for its translucent gray-green, brown dots coloration. Best freshwater algae-eating shrimp. All surfaces.
Origin & Appearance
Origin: Japan.
Colors: Translucent Gray-Green, Brown dots.
Body Shape: Shrimp (curved crustacean). Typical adult dimensions: 5.0 x 0.8 x 1.2.
Sexual Dimorphism: Moderate; females larger with curved underbelly (saddle visible).
Tank & Water Requirements
| Min Tank Size | 11 gallons |
| Temperature | 64–82°F |
| pH Range | 5.5–6.8 |
| Water Hardness (GH) | 3-6 |
| Bioload | very-high |
| Oxygen Demand | low |
| Plant Safe | yes |
| Aquarium Position | All surfaces |
Behavior & Activity
Active surface grazer; larger and bolder than dwarf shrimp; walks confidently over all surfaces picking algae; swimming between surfaces
Speed: 35/100Aggression: 1/10diurnalSchooling (6+)
Breeding
Moderate; requires specific soft acidic water
Common Diseases
💊 Very sensitive to parameter swings💊 molt failure
Expert Notes
Best freshwater algae-eating shrimp