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2026 · Photo: Boaz Liebes

Goniobranchus kuniei (Pruvot-Fol, 1930)

Philippines · Indo Pacific - South China Sea

Size
⁦30–60⁩ mm · max 75 mm
Native range
Tropical western and central Pacific and eastern Indian Ocean: Christmas Island, Indonesia, the Philippines, Japan, Australia, New Caledonia, Tonga and the Marshall Islands

Description

A large, showy Goniobranchus named after Kunié, the Kanak name for the Île des Pins in New Caledonia, where it was first collected. It has a wide mantle skirt whose whole edge it raises and lowers together in a characteristic waving motion. It belongs to Rudman's 'Risbecia tryoni colour group' of purple-spotted chromodorids.

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Identification

Cream to ochre or brownish mantle, often with a reticulate pattern, scattered with large purple spots each ringed in white. Mantle edge has a broad violet border made of three slightly different-coloured bands. Rhinophores and gills violet.

Similar species

Hypselodoris tryoni has only a narrow purple line at the edge, a high body and little mantle overlap. Goniobranchus leopardus has leopard-like clusters of marks forming hollow squares and a narrow border. G. geminus has four colour bands on the edge (white, greyish-purple, white, yellow).

Habitat & diet

Habitat

Coral reefs; recorded from shallow water to at least 20 m.

Food

Sponges (feeding records from the field).

Sources (2)

More observations (1)

This species in other areas (1)

Goniobranchus kuniei