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Antler Pocillopora (Pocillopora eydouxi) Care Guide

Pocillopora eydouxi is a robust antler-like branching SPS coral of shallow Indo-Pacific reefs, photosynthetic and suited to high-flow reef zones.

Compiled by Aquairi from published sources · Published · Updated

Overview

Pocillopora eydouxi is a branching small-polyp stony (SPS) coral of the family Pocilloporidae, with thicker, antler-like branches than the closely related Pocillopora damicornis. It is a robust species well suited to high-flow reef zones.

Taxonomy

  • Family: Pocilloporidae
  • Genus: Pocillopora
  • Scientific name: Pocillopora eydouxi
  • Growth form: branching

Habitat

It is an Indo-Pacific species described in the scientific literature as a shallow-water coral, with a distribution ranging from 0 to about 15 m depth, alongside P. verrucosa, P. meandrina and P. damicornis.

Tank requirements

  • Temperature: 24-26 °C (75-79 °F)
  • pH: 8.1-8.4
  • Specific gravity: 1.025-1.026
  • Alkalinity (dKH): 7.5-9
  • Calcium: 420-450 ppm
  • Magnesium: 1300-1400 ppm
  • Nitrate: below 10 ppm; Phosphate: below 0.05 ppm
  • Lighting: ~200-350 PAR (medium-high)
  • Flow: high
  • Established tank (minimum age ~6 months)

Placement & lighting

Pocillopora tolerate a wide range of light and flow but develop better coloration under stronger light; acclimate gradually to bright lighting to avoid burning. Its robust, thick branches suit high-flow placements where water movement keeps the colony clean.

Feeding

It is photosynthetic and derives most of its nutrition from symbiotic zooxanthellae, so dedicated target-feeding is not essential. Stable lighting and water chemistry are the main priorities.

Compatibility

It is a passive, reef-safe coral, safe with fish and shrimp. As with other Pocillopora, some crustacean pests can attack it, and a coral dip can help if unexplained tissue loss appears.

Propagating Pocillopora eydouxi (Antler Pocillopora)

Overview

Pocillopora eydouxi is a branching small-polyp stony coral of the family Pocilloporidae with thicker, antler-like branches than P. damicornis. Like other Pocillopora it is covered in wart-like verrucae, varies in colour with environment, and houses symbiotic zooxanthellae that supply energy through photosynthesis. The genus occurs across the Indian and Pacific Oceans.

Reproductive Mode

Pocillopora are hermaphroditic: polyps bear both male and female reproductive organs. The genus broods larvae internally, releasing them when mature, and also reproduces asexually by fragmentation.

Fragging / Asexual Propagation

Branching Pocillopora frags very easily. Cut a branch with coral cutters and mount it on a plug; the sturdier branches of P. eydouxi tolerate handling well. Coral cutters are inexpensive and can be used inside the tank.

  1. Cut a branch a few centimetres long with coral cutters.
  2. Apply cyanoacrylate glue to a frag plug.
  3. Seat the branch base, hold about 30 seconds, then return it to the tank.
  4. Restore strong flow and light within a few hours.

Conditions for Propagation

This robust species favours high-flow zones. The Aquairi record targets medium-high light (about 200-350 PAR), high flow and 24-26 C, with a more mature tank (around six months) recommended before adding it.

Sexual Reproduction

In Pocillopora the larvae develop inside the polyps rather than free-floating; mature planulae are released and can drift for several weeks before settling. Long-distance dispersal is also aided by colonies attaching to floating objects.

Common Challenges

As a high-flow species, P. eydouxi can recede in stagnant areas. Pocillopora polyps extend tentacles at night to capture plankton, so feeding behaviour is nocturnal.

Sources

  1. Reef Builders Pocillopora
  2. PeerJ Pocillopora distribution study
  3. Wikipedia Pocillopora damicornis (CC BY-SA 4.0)
  4. Wikipedia, Pocillopora (CC BY-SA 4.0)
  5. Reef Builders, How to Frag SPS Corals
  6. Reef Builders, Tools for Fragging Corals

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