Dussumier's halfbeak
📖 Overview
Most common around islands and coral reefs . Found in schools at surface of lagoon and seaward reefs . Marketed fresh and dried salted .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 0; Dorsal soft rays (total): 14 - 16; Anal spines: 0; Anal soft rays: 14 - 16; Vertebrae: 56 - 60. Prolonged, beak-like lower jaw, contained in 4.2-5.9 times in SL and 0.95-1.4 times in head length; upper jaw short, triangular, and scaly, its width 0.6-0.9 times in its length; length of preorbital bone contained in 1.7-2.2 times in diameter of orbit and 1.0-1.4 times in length of upper jaw. Total number of gill rakers on first arch 33-47; dorsal and anal fin rays 14-16. Caudal fin forked, with lower lobe longer than upper . : elongated; Cross section: oval.
🌀 Behaviour
Behavioural data for Dussumier's halfbeak is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Marine; reef-associated; depth range 0 - 6 m . Tropical East Indies, Borneo, Philippines, and New Guinea north to Hong Kong and Okinawa and eastward as far as Tuamoto Islands.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Dussumier's halfbeak is an edible species."
- Clear, bright eyes — cloudy eyes indicate age
- Firm flesh that springs back when pressed
- Fresh ocean smell, never strong or ammonia-like
- Bright red or pink gills, not grey or brown
- Shiny, moist skin with scales tightly attached
- Cloudy or sunken eyes
- Strong fishy or ammonia odour
- Soft, mushy flesh that doesn't spring back
- Discoloured or dry flesh
⚡ Nutrition
Per 100g cooked - Source: USDA FoodData Central
| Nutrient | Amount |
|---|---|
| Protein | 18.2 g |
| Omega-3 (total) | 105 mg |
🔬 Mercury Safety
Mercury data for Dussumier's halfbeak has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🔬 Full Nutritional Profile
Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)
🌐 Names & Taxonomy
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Hemiramphus dussumieri | Valenciennes | 1847 | Synonym |
| Hemiramphus laticeps | Günther | 1866 | Synonym |
| Hemiramphus reynaldi | Valenciennes | 1847 | Synonym |
| Hemirhamphus laticeps | Günther | 1866 | Synonym |
| Hyporhamphus laticeps | Günther | 1866 | Synonym |
| Hyporhamphus samoensis | Steindachner | 1906 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 23 records indexed .
👥 Community & Contribute
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