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2026 · Photo: Boaz Liebes

Aplysia parvula Mörch, 1863

small seahare

Philippines · Indo Pacific - South China Sea

Migrant species Observed: 1959–2021
Size
⁦20–30⁩ mm · max 60 mm
Depth
⁦0–15⁩ m
Native range
Long considered circumtropical; a species complex (Golestani et al. 2019)

Description

A small sea hare of shallow rocky, algal habitats that takes its colour from the red algae it eats. Golestani et al. (2019) split the "A. parvula" complex into about ten species; Mediterranean animals may be a small form of A. punctata.

Share link: https://seaslugs.org.il/species/aplysia-parvula-phillipines-indo-pacific-south-china-sea/

Identification

Small, reddish-brown to greenish-brown with a dark network and clusters of white spots. Ear-like rhinophores with black tips; short parapodia edged with a wide black band.

Similar species

Juvenile Aplysia punctata and A. fasciata lack the black rim on the parapodia.

Habitat & diet

Habitat

Shallow rocky bottoms among algae, 0–15 m; also marinas.

Food

Red algae (e.g. Laurencia), from which it takes its colour.

In the Mediterranean

  1. 1959First recordSouthern Turkey
  2. 2021Latest documented recordMediterranean coast of France
Status
Widespread; taxonomy under revision
Route of arrival
Uncertain
Sources (3)
Aplysia parvula