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InvertebrateMarineIntermediate

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Magnificent Anemone Shrimp

Ancylomenes magnificus

Also known as the Magnificent Anemone Shrimp, this marine symbiotic species features a fully transparent body decorated with white bands and purple spots.

Family
Palaemonidae
Origin
Indo-Pacifico
Origin
Tropical oceans and reefsExtra-Amazon South AmericaSouth and Southeast Asia
Tank use
Used in 0 tanks

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Species challenges
Water Temperature

22 °C - 28 °C

pH Value

8.1 - 8.4

Water type

Marine

Ecological role

Simbionte

Copper

Alta

Species description

Geographical Origin and Habitat: Widely distributed in the tropical Indo-Pacific, particularly around Indonesia, the Philippines, South China Sea, and the Great Barrier Reef. Inhabits protected lagoons and outer reef slopes.

Taxonomy: Member of the family Palaemonidae. Features a slender, laterally compressed glassy body with long white antennae that it waves constantly. Reaches about 2.5 cm.

Social Behavior: Commensal species that lives inside or near large stinging anemones or corals (such as Heliofungia). Moves with characteristic rhythmic body sways.

Coloration and Sexual Dimorphism: Glass-clear body with a transverse white band across the carapace and white-and-red markings on the tail fan. Legs and claws are spotted with purple. Mature females are larger than males.

Care, breeding and tankmates

Tank Setup: Suitable for established reef aquariums of 10 gallons or larger. The presence of a suitable host anemone (such as Stichodactyla, Entacmaea, or Dofleinia) or large LPS corals is highly recommended.

Diet and Feeding: Omnivore. Feeds on host mucus, detritus, and small organisms. In captivity, target-feed with fine frozen foods (brine shrimp, copepods) using a syringe or pipette near its host.

Water Quality: Stable reef parameters. Salinity SG 1.023-1.025, pH 8.1-8.4, temperature 22-28°C. Strictly zero copper levels. Very sensitive to chemical changes.

Compatibility and Tankmates: 100% reef-safe. Peaceful with clownfish and small community reef fish. Do not house with large predatory fish or aggressive crabs that could harass it.

Aquarium Breeding: Females carry eggs under their abdomen. Planktonic larval stages are highly complex and do not survive standard home aquarium filtration systems.

Risks and Diseases: High stress and early mortality if kept without a protective host anemone or coral. Highly sensitive to copper treatments and salinity shock.

Invertebrate profile

Type
Gambero marino
Diet
Onnivoro/Detritivoro
Ecological role
Simbionte
Minimum group
1
Adult size
2.5 cm
GH
n/a
KH
8 dKH - 12 dKH
TDS
n/a
Copper
Alta
Shock sensitivity
Alta
Calcium and minerals
Richiede livelli standard di calcio e iodio per il rinnovo sicuro del guscio trasparente.
Molting
Effettua la muta sotto la protezione dei tentacoli dell'anemone ospite per evitare attacchi duranti le prime ore.
Reproduction
Le larve planctoniche non completano lo sviluppo in cattività a causa dei sistemi di filtrazione tradizionali.
Compatibility & tankmates
Totalmente pacifica. Coesiste in modo armonioso con pesci pagliaccio nello stesso anemone.

Ecological Estimates & Biological Models

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

Related species

Other recommended species with similar care requirements and water parameters.

Last updated: 06/13/2026