Rolland's demoiselle
📖 Overview
Adults occur singly or in small groups in lagoons, harbors, and outer reef slopes. Found among corals and coral rubble . Feed mainly on zooplankton. Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs . DNA analysis suggests that this species could be divided to three species at least, i.e. fish from (1) Andaman Sea, (2) Indo-Australian archipelago, and (3) New Caledonia and southern Coral Sea are distinct species. Diurnal species.
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 13; Dorsal soft rays (total): 10 - 11; Anal spines: 2; Anal soft rays: 12 - 13. : fusiform / normal; Cross section: compressed.
🌀 Behaviour
Behavioural data for Rolland's demoiselle is currently being reviewed.
🦐 Diet
Diet information for Rolland's demoiselle is currently being compiled.
🥚 Reproduction
Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .
🌍 Habitat & Distribution
Marine; reef-associated; non-migratory; depth range 2 - 35 m . Tropical; 20°N - 23°S north to the Philippines, south to the Great Barrier Reef and New Caledonia.
🌿 Ecology
zooplankton
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🌐 Names & Taxonomy
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Chromis rollandi | Whitley | 1961 | Synonym |
| Chryseptera rollandi | Whitley | 1961 | Synonym |
| Glyphidodontops rollandi | Whitley | 1961 | Synonym |
| Pomachromis rollandi | Whitley | 1961 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .
👥 Community & Contribute
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