Vampire shrimp

Atya gabonensis · Atyidae

Also known as Fan shrimp, Cameroon fan shrimp

Advanced

A big filter-feeding shrimp that fans the current for food; needs flow, not a bare nano tank.

In short: A vampire shrimp needs at least 110 L (29 US gal), water at 23–29 °C (73–84 °F) and pH 6.5–7.8. It is peaceful, kept in pairs or more, and rated advanced to keep.

Updated 6 October 2026

Minimum tank: 110 L (29 US gal)
Temperature: 23–29 °C (73–84 °F)
pH: 6.5–7.8
Adult size: 15 cm (5.9 in)
Group size: 2+

Care requirements

Minimum tank volume: 110 L (29 US gal)
Temperature: 23–29 °C (73–84 °F)
pH: 6.5–7.8
Hardness: 6–20 dGH
Lifespan: 4–6 years
Diet: Filter feeder — powdered food, crushed flake and biofilm suspended in the current.
Care level: Advanced

Origin & habitat

Native region: West African and northern South American rivers
Water type: Freshwater
Biotope: Fast rocky river channels
Natural conditions: Strong flow, hard water, no copper, plenty of perches.

Behaviour & stocking

Temperament: Peaceful
Minimum group: 2 fish
Swims: Bottom
Good tank mates: Peaceful mid-water fish
Corydoras
Avoid: Copper medication
Aggressive fish
Still water

Breeding & difficulty

Breeding difficulty: Advanced
Sexing: Males have thicker front legs.
Notes: Larvae need brackish water; not bred at home.
Common ailments: Starvation without suspended food
Failed moults
Copper poisoning

Will it fit your tank?

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