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Red Gracilaria
Gracilaria sp.
Also known as Red Gracilaria Algae, Gracilaria Seaweed
Plantae›Rhodophyta›Florideophyceae›Gracilariaceae
📍 Worldwide tropical and subtropical seas
Bushy red-to-burgundy macroalgae prized as live food for herbivorous fish — tangs, rabbitfish, and urchins graze on it enthusiastically. Also an excellent nutrient exporter in refugia. Tumbles well under flow and tolerates a wide range of conditions.
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Quick Facts
- flow
- tumbling or moderate
- note
- excellent tang food — offer directly in display tank
- role
- beneficial — food and refugium
- lightLevel
- medium
Water it likes
- ph
- 8.0–8.4
- hardness
- 8–18 dGH
- temperature
- 68–82°F (20–28°C)
Legality
No state or federal restrictions on record for this species.
Not legal advice, and possibly incomplete or out of date. Rules vary by state and locality and change over time — always confirm the current regulations with your state wildlife or agriculture agency before buying, keeping, or shipping this species.