
Ghost Shrimp
Palaemonetes paludosus
Family: Palaemonidae • Origin: Various
Ghost Shrimp (Palaemonetes paludosus) is a peaceful shrimp reaching 2 inches. Keep in groups of 4+. Minimum tank size: 10 gallons.
Is Ghost Shrimp Right for Your Tank?
Ghost Shrimp is an excellent choice for beginners — rated "beginner" difficulty (1/5). They're hardy, forgiving of minor water parameter fluctuations, and generally easy to feed. At just 10 gallons minimum, they work well in nano tanks and smaller setups.
With a peaceful temperament, Ghost Shrimp makes a great community fish. They coexist well with other non-aggressive species of similar size. This is a schooling species — keep at least 4 together, or they may become stressed and display abnormal behavior. Expected lifespan: 3 years with proper care.
Common Mistakes with Ghost Shrimp
Keeping fewer than 4 together
Ghost Shrimp is a schooling species — they need a group of at least 4 to feel secure. Lone or paired individuals become stressed, hide constantly, and may develop health issues or aggression.
Relying on a heater without a thermometer
Ghost Shrimp needs 65–82°F. Heaters malfunction or drift over time — always use a separate thermometer to verify. Temperature swings of even 3–4°F can trigger stress and disease, particularly ich.
Putting them in a tank under 10 gallons
While 10 gallons is the minimum, nano tanks require more frequent water changes and leave less room for error. A slightly larger tank (15 gal) is much more forgiving.
Care Tips
- • Max size: 2 inches
- • Temperature: 65-82°F
- • pH: 7-8
- • Schooling — keep 4+ together
- • peaceful temperament — safe with community fish
Feeding: Standard omnivore diet. Accepts foods appropriate for Palaemonidae species.
Compatibility Notes: Typical peaceful Palaemonidae species.
Tank Setup & Water Parameters
Tank Requirements
- Minimum Tank Size
- 10 gallons
- Recommended Tank Size
- 15 gallons
- Swimming Level
- bottom
- Minimum School Size
- 4+ fish
Water Parameters
- Temperature
- 65–82°F
- pH Range
- 7–8
- Hardness (dGH)
- 5–15
- Water Type
- freshwater
Behavior & Temperament
- Temperament
- peaceful
- Aggression Level
- 1/5
- Schooling
- Yes
- Territorial
- No
- Fin Nipper
- No
- Predatory
- No
- Diet Type
- omnivore
- Growth Rate
- moderate
Typical peaceful Palaemonidae species.
Breeding
- Breeding Type
- egg layer
- Breeding Difficulty
- moderate
- Lifespan
- 3 years
Ideal For
Compatible Tank Mates
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Black Neon Tetra
Hyphessobrycon herbertaxelrodi

Serpae Tetra
Hyphessobrycon eques

Black Skirt Tetra
Gymnocorymbus ternetzi

Congo Tetra
Phenacogrammus interruptus

Betta Fish
Betta splendens

Guppy
Poecilia reticulata
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