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Coral Beach - Moses Rock · 2026 · Photo: Boaz Liebes

Chromodoris quadricolor (Rüppell & Leuckart, 1830)

Pyjama slug

Israel · Red Sea - Gulf of Aqaba

Migrant species Observed: 1982–2004
Size
⁦30–50⁩ mm
Depth
⁦1–30⁩ m
Native range
Red Sea, Gulf of Aqaba and western Indian Ocean

Description

A smooth, brightly striped chromodorid that feeds on sponges and is common on Red Sea coral reefs. One of the most familiar nudibranchs of the Gulf of Aqaba.

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Identification

Three broad black longitudinal bands alternating with two narrower pale blue-white bands, bordered by a broad orange band and a thin white margin. Orange rhinophores and gills.

Similar species

Chromodoris africana (East Africa) is similar. Native Mediterranean Felimare have blue and yellow lines and no black bands.

Habitat & diet

Habitat

Coral and rocky reefs, from a few metres to ~30 m.

Food

Red sponges of the genus Negombata (which contain latrunculin), also thorectid sponges.

In the Mediterranean

  1. 1982First recordCapo Mortola, Liguria, Italy (30 m)
  2. 2004Latest documented record
Status
Rare
Route of arrival
Uncertain (Suez Canal or aquarium release)
Sources (2)

This species in other areas (1)

Chromodoris quadricolor