SPS Corals
Blue Mammoth Tenuis
$249.99With code SPOOKY70: $75.00
Tag: AR14
Live animal: Overnight delivery, Tuesday–Friday (Saturday $25 extra, arranged by phone or email). Covered by our Live Arrival Guarantee.We ship daily. Prices and availability may change. Images are for illustration only and may vary from the actual product. Stock is subject to change.
- Packed to order with heat or cold packs for the season
- Eating and settled in our systems before it ships
- Questions? Ask a reef keeper
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About this coral
About this coral
Blue Mammoth Tenuis is an SPS (small polyp stony) coral typically sold under the “tenuis” Acropora name. As an Acropora-type SPS, it’s used for reef aquariums where you want fast, branching or plating growth forms and strong dependence on stable water conditions. In practice, this coral is best for experienced reef setups that can maintain consistent chemistry and provide intense light and strong, well-distributed flow to support polyp activity and overall health.
Features:
- SPS Acropora-type coral valued for its reef display form and photosynthetic growth
- Requires strong lighting to support the symbiotic algae that fuel energy needs
- Benefits from high, turbulent flow to help keep tissue clear and deliver nutrients throughout the colony
- Does best in established systems with stable parameters rather than frequent swings
- Best placed in the upper-to-mid aquarium zones where light is strongest
- Reef-safe in the sense that SPS generally aren’t predatory, but they can be sensitive to poor water quality
- Generally relies on light and waterborne particulates rather than direct feeding
- Improves the look of mixed reef scapes focused on SPS branches and clean aquascaping
Specifications:
- Care level (general): Advanced (SPS/Acropora-type; sensitive to parameter swings)
- Lighting: Strong lighting (SPS-appropriate intensity)
- Water flow: High flow with strong, turbulent circulation
- Placement: Upper-to-mid tank where light is strongest
- Temperature: ~24–27°C (typical reef range for SPS)
- Salinity: ~1.024–1.026 specific gravity
- pH: ~8.1–8.4 (typical reef range)
- Alkalinity: ~7–9 dKH (typical for many SPS systems)
- Calcium: ~400–450 ppm
- Magnesium: ~1250–1350 ppm




