Cluster anemones

Parazoanthidae

Family of colonial zoanthids whose polyps grow from a shared encrusting base, typically over sponges, gorgonians or rock in temperate and tropical seas.

Last updated May 2026

Species

Yellow cluster anemone

Parazoanthus axinellae(2 photos)

A colonial zoanthid that forms bright yellow to orange clusters of small polyps, usually encrusting sponges, gorgonians and shaded rock. Common on Mediterranean and northeast Atlantic reefs, it favours dim, current-swept walls and overhangs.

Observed at

Ullastres II(Palamós)Els Canons de Tamariu(Begur)

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