Highfin coralgrouper
📖 Overview
Inhabits drop-offs and steep channel slopes . Very little has been published on its biology. Reported to forage in groups of two or three for rock- and sand living crustaceans and fishes. Rare in most areas . In the Hong Kong live fish markets .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 7 - 8; Dorsal soft rays (total): 10 - 12; Anal spines: 3; Anal soft rays: 8. : fusiform / normal; Cross section: oval.
🌀 Behaviour
Behavioural data for Highfin coralgrouper is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Marine; reef-associated; non-migratory; depth range 5 - 147 m . Tropical; 22°N - 20°S, 104°E - 172°E West Pacific: Philippines, Indonesia, New Guinea, northeastern Australia (Cape York to northern Great Barrier Reef) Belau, Truk, Caroline Islands, Marshall Islands, and the Solomon Islands.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🎣 Angling Guide
- medium-heavy 7ft spinning rod
- 30-50 lb braid
- fluorocarbon leader
- grass flats
- oyster bars
- marsh drains
- deeper channel edges
Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.
⚠️ Slot limits protect breeding-size fish. Verify daily bag limits.
📊 Population Dynamics
| Year | Region | Index | Notes |
|---|---|---|---|
| - | - | - |
🌐 Names & Taxonomy
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Plectropoma oligacanthus | Bleeker | 1855 | Synonym |
| Plectropoma oligacathus | Bleeker | 1855 | Synonym |
| Plectropoma variegatum | Castelnau | 1875 | Synonym |
| Plectropomus oligocanthus | Bleeker | 1855 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .
👥 Community & Contribute
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