Marine Life · Sea Slugs

Lemon pleurobranch (Berthellina granulata)

Details of the tubes housing the rhinophores. Port Alfred, Eastern Cape (2023) – iNaturalist

Body smooth, yellow to orange, often with white spots. Shell fragile and internal. Single gill under the mantle edge on the right side.

About 30 mm in length.

Commonly found in pairs under boulders intertidally and on shallow reefs. Believed to be a scavenger, although also takes larger prey such as shrimps.

Two Oceans: A Guide to the Marine Life of Southern Africa (2007).
Details of the white spots often present on the mantle. Port Alfred, Eastern Cape (2023).
Details of the white spots often present on the mantle. Port Alfred, Eastern Cape (2023) – iNaturalist
Details of the visible digestive track through the pleurobranch tissues. Port Alfred, Eastern Cape (2024) – iNaturalist
Lemon pleurobranch tucked under a boulder at low tide. Port Alfred, Eastern Cape (2023).

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