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Codium (Sea Sponge Weed)
Codium sp.
Plantae›Chlorophyta›Ulvophyceae›Codiaceae
📍 Worldwide in temperate and tropical seas
Spongy, dark green dichotomously branched macroalgae with a velvety, foam-like texture. Attaches to rock and can grow quite large. In temperate reef tanks it is a natural part of the fauna; in tropical tanks it can become invasive. Slugs (nudibranchs) and sea hares may graze it.
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Quick Facts
- flow
- moderate
- note
- more common in cooler-water setups; can spread aggressively in warm tropical tanks
- role
- display / occasional nuisance
- lightLevel
- medium