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Ringed goniobranch
Israel · Mediterranean
The ringed chromodorid: a large, smooth, brightly coloured dorid that stores defensive compounds from its sponge prey in white glands around the mantle edge.
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Translucent white body with scattered orange to yellow spots and a purple mantle edge. A conspicuous purple ring around the base of the rhinophores and another around the gills.
Goniobranchus obsoletus is smaller, with an orange edge and a blue-black inner band and no purple rings.
Shallow rocky areas and rock walls among algae, ~1–40 m.
Sponges, especially Chelonaplysilla.
