Florent's Guide To The

Tropical Pacific Reefs

Slender Roboastra
Slender Roboastra
Scientific Name: Roboastra gracilis
Suborder: Doridina
Family: Polyceridae
Category: Dorid Nudibranchs
Size: Up to 1.25 in. (3 cm)  
Depth: 15-200 ft. (5-60 m)
Distribution: Indo-West Pacific, Great Barrier Reef

Sea Slugs
Dorid Nudibranchs

Slender Roboastra

Tambja amakusana

Gloomy Tambja

Tambja sp. 1

Painted Thecacera

Thecacera sp. 1

Banana Nudibranch

Gray Norse God Nudibranch

Hairy Norse God

Ornamental Cadlinella

Heron Ardeadoris

Ardeadoris poliahu

Tom Smith's Nudibranch

Many-Lobed Ceratosoma

Alcala's Chromodoris

Anna's Chromodoris

Coleman's Chromodoris

Diana's Chromodoris

Elisabeth's Chromodoris

Loch's Chromodoris

Magnificent Chromodoris

Streaked Chromodoris

Willan's Chromodoris

Dark Margin Glossodoris

White Mantle Glossodoris

Girdled Glossodoris

White-Margin Nudibranch

Gold and Purple Chromodoris

Co's Chromodoris

Creamy Chromodoris

Geometric Chromodoris

Bus Stop Chromodoris

Kunie's Chromodoris

Precious Chromodoris

Reticulated Chromodoris

Goniobranchus sp. 1

Goniobranchus sp. 2

Robe Hem Hypselodoris

Bullock's Hypselodoris

Bullock's Hypselodoris (Variation)

Colorful Hypselodoris

Krakatoa Hypselodoris

Spotted Hypselodoris

Beautiful Risbecia

Hypselodoris sp. 1

Tryon's Risbecia

White's Hypselodoris

West Wind Hypselodoris

Bumpy Mexichromis

Miamira alleni

Saffron Noumea

Kahuna Nudibranch

White Ring Noumea

Starry Carminodoris

Batangas Halgerda

Gold-Lace Nudibranch

Tessellated Halgerda

Fellow's Nudibranch

Funeral Jorunna

Spanish Dancer

Carlsonhoff's Phyllidia

Sky Blue Phyllidia

Elegant Phyllidia

Sea Blue Phyllidia

Ocellated Phyllidia

Painted Phyllidia

Polka Dot Phyllidia

Swollen Phyllidia

Granulated Phyllidiella

Liz's Phyllidiella

Phyllidiella nigra

Pimpled Phyllidiella

Pimpled Phyllidiella (Green Variation)

Rose Phyllidiella

Anne's Phyllidiopsis

Krempf's Phyllidiopsis

Shireen's Phyllidiopsis

Striped Phyllidiopsis

Mushroom Coral Reticulidia

Halgerda Reticulidia

Unadorned Gymnodoris

Gymnodoris subflava

Chamberlain's Nembrotha

Crested Nembrotha

Kubaryana's Nembrotha

Lined Nembrotha

Miller's Nembrotha

Nembrotha sp. 1

Nembrotha sp. 2

Spotted-Foot Plocamopherus



All Photographs
© 2023 Florent Charpin