Vampire Shrimp Care Guide - Setup, Feeding & Breeding Notes

The Vampire Shrimp, Atya gabonensis, is a large, peaceful freshwater shrimp with a rugged, broad-bodied appearance. Despite its dramatic common name, it is not a predator: the name reflects its unusual appearance and sometimes dark, mottled colouring. Individuals may also appear blue-grey, brown, tan or reddish, and their colour can change with age, mood and surroundings.

Its most striking features are the pairs of fine fans held open in front of the body. These specialised appendages capture tiny particles from moving water, giving the shrimp a very different feeding style from the grazing behaviour of most aquarium shrimp. It often perches on wood, rocks or plants while fanning food from the current.

Vampire Shrimp are generally secretive and spend much of their time in shaded retreats or elevated positions. They are peaceful toward fish, shrimp and snails, although they may become more visible after settling into an established aquarium. Their slow, deliberate movements and impressive size make them an engaging species for a carefully planned community tank.

In the wild, they inhabit oxygen-rich rivers, streams and forested waterways, where flowing water carries organic particles and microorganisms past their feeding fans. Their life cycle is linked to the movement between freshwater and more saline environments, which is one reason their reproduction is so challenging in captivity.

Vampire Shrimp are native to tropical freshwater habitats in West Africa, particularly river systems and streams in countries including Gabon, Ghana, Nigeria and Cameroon. The species has also been recorded in parts of tropical South America, although the exact extent of its natural distribution is complicated by historical introductions and uncertain records.

A single Vampire Shrimp should be housed in an established aquarium of at least 75 litres, with a footprint of roughly 60 by 30 cm or larger; a bigger tank is preferable for groups. Use gentle-to-moderate, well-oxygenated flow so food remains suspended without constantly sweeping the shrimp around. Provide smooth rocks, driftwood, caves and broad surfaces where it can perch and fan-feed, along with subdued lighting and shaded refuges. A sand or fine rounded-gravel substrate is suitable, and all filter intakes should be covered to protect the shrimp. Stable, mature water quality is essential.

Vampire Shrimp can reach about 15 cm (6 in) in total length. Females are typically larger and fuller-bodied than males, while males are often slightly smaller and more slender.

Vampire Shrimp are filter feeders that collect fine suspended food using their fan-like appendages. Offer very small foods such as powdered shrimp foods, finely crushed flakes, suspended micro-pellets, phytoplankton and other suitably sized particle foods. A mature aquarium also supplies biofilm and naturally occurring microorganisms, but these shrimp should not be expected to survive on algae or leftover fish food alone. Feed sparingly but regularly, and distribute food into the water column near areas of current.

Vampire Shrimp suit peaceful community aquariums containing small tetras, rasboras, danios, peaceful livebearers, small gouramis, kuhli loaches, Corydoras and other non-aggressive bottom dwellers. They can usually be kept with Amano Shrimp, larger Neocaridina varieties and peaceful snails, provided there is sufficient food and shelter. Avoid large or predatory cichlids, aggressive barbs, crayfish, predatory catfish and boisterous fish that may harass or consume them. Newly moulted shrimp are particularly vulnerable.

Vampire Shrimp are extremely difficult to breed in home aquariums. Females carry many tiny larvae, but in nature these drift into brackish or marine water, where they pass through several stages before returning to freshwater. Successful captive breeding requires carefully managed saltwater or brackish larval conditions, specialised feeding and gradual acclimation of juveniles, so most aquarium specimens are wild-caught rather than captive-bred.

Females are generally larger, broader and more robust than males, especially when carrying eggs. Males tend to remain slimmer, although sexing young Vampire Shrimp can be difficult because the differences are subtle until the animals mature.