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Ghost Shrimp (Palaemon paludosus)
Photo: Smithsonian Environmental Research Center, CC BY 2.0

Ghost Shrimp

Palaemon paludosus

Edited by Ivan F. · Reviewed

Beginner verdict

A see-through, inexpensive shrimp that scavenges leftovers and algae, and a fascinating first invertebrate. Watch out when buying, because the name covers several species, some of them larger and aggressive. Hide spots matter, and it can harass slow, long-finned fish when large enough to reach them.

Care at a glance

Min tank size
10 US gal
Temperature
65–82 °F
pH
6.5–8
Hardness
No figure published
Swim zone
Bottom
Min group
3 fish
Lifespan
1–1.5 years

Ghost Shrimp care mistakes to avoid

  1. Confirm the species when buying, because the name covers larger, aggressive shrimp too.
  2. Do not trust them with slow, long-finned fish like bettas, which they may pick at.
  3. Add plants and hide spots, which protect them while molting.
  4. Keep copper out of the tank, because it is fatal to shrimp.

Ghost Shrimp tank mates

Common tank-mate questions

How to feed

  • Let them scavenge algae, biofilm and leftover food.
  • Add algae wafers or small sinking pellets a few times a week.
  • Offer frozen foods occasionally for extra protein.

Ghost Shrimp FAQ

What size tank do Ghost Shrimp need?

Our sourced minimum is 10 US gallons (38 liters). A bigger, mature tank is always easier to keep stable.

What can live with Ghost Shrimp?

Good matches on our list include Neon Tetra, Cardinal Tetra and Ember Tetra. Avoid Gold Barb and Swordtail.

How long do Ghost Shrimp live?

Care guides report about 1–1.5 years. Stable water and a good diet make the biggest difference.

Why do my ghost shrimp keep dying?

Many are sold as cheap feeders and arrive stressed. Acclimate slowly, keep the water stable, and buy from a seller that treats them as pets.

Where to buy Ghost Shrimp

We have not found a store that sells Ghost Shrimp under its scientific name yet. We add stores as we confirm them.

Live animals and plants travel by courier. Check the store's live-arrival guarantee, and only buy once your tank has cycled (see how to cycle a fish tank).

Some US states restrict certain species. Check our US state aquarium rules table and your state's own rules before you buy.

Complete the tank

The essentials for a small, gently filtered tank.

Shop in:
  • Tank size for this species

    At least 10 US gallons (38 L)

  • Filter

    Air-driven sponge filter

    Gentle flow that small fish and long fins can handle, plus a safe home for good bacteria.

    • Aquarium Co-Op Coarse Sponge Filter (Small) US

      Check the voltage: this filter runs from an air pump, which plugs in. Mains power is about 120 V in the US and about 230 V in Spain, so choose a pump sold for your own country.

      Maker's page

    • Fluval AquaClear 20 Power Filter US

      Check the voltage: this model is listed for the US. Mains power is about 120 V in the US and about 230 V in Spain, so do not assume it suits another country.

      Maker's page

    • Tetra Brillant Filter Spain

      Check the voltage: this filter runs from an air pump, which plugs in. Mains power is about 120 V in the US and about 230 V in Spain, so choose a pump sold for your own country.

      Maker's page

    • Fluval AquaClear 20 Power Filter Spain

      Check the voltage: this model is listed for Spain. Mains power is about 120 V in the US and about 230 V in Spain, so do not assume it suits another country.

      Maker's page · Sold at Kiwoko · Sold at Tiendanimal

    Why we chose these (Best Filter for a 10-Gallon Tank). Nobody here has used or tested them.

  • Heater

    Adjustable heater, about 5 W per gallon: 25 W at 5 gallons, 50 W at 10

    Keeps a small tank stable. Adjustable models let you set the temperature your species needs. Size up for a cold room.

    • Fluval T50 Fully Electronic Aquarium Heater US

      Check the voltage: this model is listed for the US. Mains power is about 120 V in the US and about 230 V in Spain, so do not assume it suits another country.

      Maker's page

    • Aqueon Pro Adjustable Heater 50 W US

      Check the voltage: this model is listed for the US. Mains power is about 120 V in the US and about 230 V in Spain, so do not assume it suits another country.

      Maker's page

    • Fluval T50 Fully Electronic Aquarium Heater Spain

      Check the voltage: this model is listed for Spain. Mains power is about 120 V in the US and about 230 V in Spain, so do not assume it suits another country.

      Maker's page · Sold at zooplus.es

    • Eheim Thermocontrol e 50 Heater Spain

      Check the voltage: this model is listed for Spain. Mains power is about 120 V in the US and about 230 V in Spain, so do not assume it suits another country.

      Maker's page · Sold at Kiwoko · Sold at Tiendanimal

    Why we chose these (Best Heater for a 10-Gallon Aquarium). Nobody here has used or tested them.

  • Water Conditioner

    Dechlorinator such as Seachem Prime

    Tap water contains chlorine or chloramine that harms fish.

    Why we chose these (Best Water Conditioner for Betta Fish). Nobody here has used or tested them.

  • Test Kit

    Liquid kit such as API Freshwater Master

    Tracks ammonia, nitrite, nitrate and pH while the tank cycles.

    Why we chose these (Best Test Kit for a Freshwater Aquarium). Nobody here has used or tested them.

Cycle the tank before adding animals. See our guide on how to cycle a fish tank.