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Montipora undata
A plating Montipora whose surface carries low, concentric, wave-like ridges; the epithet undata refers to them. Colour ranges from brown to reddish brown. An SPS that prefers strong light.
Montipora undata is a reef-building acroporid found across the Indo-Pacific. SeaLifeBase gives its depth range as 3-30 m, so it reaches somewhat deeper water than many congeners. Colonies form thin plates whose surfaces carry low, wave-like ridges arranged concentrically; the epithet undata, meaning wavy, refers to these. The corallites lie between the ridges and the colony margin extends as a thin, smooth edge. Colour ranges from brown through greenish brown to reddish brown. It is zooxanthellate and draws most of its nutrition from photosynthesis. Because it plates outward, it will eventually shade corals placed below it, so allow room when siting it. Give strong light and randomised flow sufficient to keep detritus off the upper surface, and keep alkalinity and calcium stable. The IUCN assessed it as Endangered in 2023, and as a scleractinian it is listed on CITES Appendix II.
Source: SeaLifeBase
The ideal temperature for the Montipora Undata is 24〜27℃.
Origin
Indo-Pacific, on reefs between about 3 and 30 m
Size
Colonies to several tens of cm
Temperature
24〜27℃
Mainly nutrition from symbiotic zooxanthellae, supplemented with powdered coral foods and phytoplankton.
Sources: SeaLifeBase (Montipora undata) / LiveAquaria (Smooth Encrusting Montipora Coral) / AlgaeBarn: Water Parameters 101
Edited & verified by: BreederDirect editorial team
The taxonomic, regulatory, and husbandry data on this page are compiled and verified against the authoritative primary sources below.
Accepted name: Montipora undata Bernard, 1897
Synonyms: Montipora colei Wells, 1954, Montipora denticulata Bernard, 1897
Authority databases: WoRMS
Nomenclature follows global taxonomic authority databases.
Domestic law: Collecting in Japanese waters is governed by each prefecture's fisheries adjustment regulations, which differ by prefecture. Okinawa Prefecture's regulations ban the collection of reef-building corals, including stony corals (Scleractinia), organ-pipe corals (Tubiporidae) and blue coral (Helioporacea); this covers corals naturally attached to quays or ropes, broken fragments lying on the seabed, and skeletons. Possessing or selling illegally collected corals is also banned. Cultured corals are exempt, and the prefecture advises buyers to confirm that a coral is cultured, on an artificial base or tagged.
Sources: CITES Appendix II (Scleractinia spp. listed as an order) / IUCN Red List 2025-2 (assessed 2023, via SeaLifeBase)
Regulations may change. Always verify the latest information with the relevant authorities.
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Prefers strong light. As a plating coral it will shade what sits below it once it spreads. Reduce intensity when first adding a colony and raise it gradually over several weeks.
Detritus settling on the upper plate damages tissue, so give randomised moderate to strong flow. Site it with room to spread and keep it clear of neighbouring corals.
Water 24-27C, specific gravity 1.023-1.025 (33-35 ppt), KH 8-12, calcium 400-450 ppm, magnesium 1280-1350 ppm. Sudden swings in alkalinity are the most common cause of tissue recession.
Most of its nutrition comes from photosynthesis by its zooxanthellae. Powdered coral foods and phytoplankton can be offered as a supplement, but stable light and water chemistry matter more than feeding.
The IUCN lists it as Endangered. As a scleractinian it falls under the blanket CITES Appendix II listing, and international trade requires permits.
Advanced. This is an advanced-level species. It requires specialized equipment and advanced husbandry skills with precise environmental control.
The ideal temperature for Montipora Undata is 24〜27℃. Avoid sudden temperature changes and maintain a stable environment.
Montipora Undata feeds on: Mainly nutrition from symbiotic zooxanthellae, supplemented with powdered coral foods and phytoplankton.. Aim for a balanced diet with appropriate feeding frequency.
The price of Montipora Undata varies significantly depending on variety, size, and individual quality. Check our market price page for the latest pricing information.
Last updated: September 25, 2026