molluscs text index | photo index
Phylum Mollusca > Class Gastropod > sea slugs
Photo index of sea slugs on Singapore shores
slugs with external gills: small <5cm


Reliable
nudibranch

Goniobranchus fidelis
.
 

Orange-spotted
gymnodoris

Gymnodoris rubropapulosa
1cm or less. Body black with yellow spots. Seaweeds and seagrasses. Sometimes seen on some of our Northern shores. 2-5cm. Body white, yellow, orange with tiny yellow spots. Seagrass meadows and seaweeds. Sometimes seen on our shores. 2-5cm. Body broad white with undulating red edge pattern. Rhinophores and gills tipped in black. Coral rubble and reefs. Sometimes seen on our shores.   2-5cm. Body white, large orange spots, rhinophores orange and gills edged in orange. Coral rubble. Sometimes seen on our Southern shores.

Lined
chromodoris nudibranch

Chromodoris lineolata

Cow chromodoris
nudibranch

Goniobranchus tumulifera

Kanga hypselodoris
nudibranch

Hypselodoris kanga

Maritima hypselodoris
nudibranch

Hypselodoris maritima
2-3cm. Body long with broad tail, black with fine white lines. Black line along the inner edge of the orange border on the foot. Coral rubble. Seasonally common on our Southern shores. 2-3cm. Body broad with long tail, usually white with black or maroon spots. Edge of body, edge of gills and tips of rhinophores yellow or orange. Coral rubble. Sometimes seen on our Northern shores. 2-3cm. Body long, narrow with a long tail. Pale with small blue and orange spots, gills pink-edged without spots. Coral rubble. Sometimes seen on our Northern shores. 2-3cm. Body long, narrow with a long tail. Pale with small blue and orange spots, blue bars, gill triangular cross-section with orange spots. Coral rubble. Sometimes seen on our Northern shores. 2-3cm. Body long, narrow with a long tail. Pale with black blotches, yellow margin, pink-edged gills. Coral rubble. Sometimes seen on some of our shores.

how to tell apart



photo index of
molluscs on this site
Phylum Mollusca
all molluscs

sea slugs

external gills
body features
  small <5cm
large >5cm
very large >10cm

no external gills
body features
  two flaps
with bumps
hairy
smooth
external shell
others
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