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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Frenchman seabream

Polysteganus baissaci Smith, 1978
Max Length
35 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
80–100 m
Climate
Tropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
35 cm
Depth Zone
demersal

📖 Overview

Frenchman seabream (Polysteganus baissaci), first described by Smith, 1978 is a medium-sized fish in the family Sparidae (order Perciformes). Adults typically reach 35.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 80 to 100 metres. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Least Concern.The species is important as a food fish and considered a sustainable seafood option under current management. As a member of the Sparidae, it shares life-history and morphological traits with its relatives in the group.

Scientific Name
Polysteganus baissaci
Authority
Smith, 1978
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
35 cm
Depth Range
80–100 m
Trophic Level
4
Resilience
Medium
Vulnerability
37.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Frenchman seabream is currently being compiled.

🌀 Behaviour

Behavioural data for Frenchman seabream is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; demersal; depth range 80 - 100 m . Tropical known only from off Mauritius and Madagascar.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.01259 × L3.03 (TL)
Max TL
35cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Tropical
Described By
Smith, 1978

🍽️ Edibility & Flavour

"Frenchman seabream is an edible species."

✗ Not for Raw
✓ Fresh Indicators
  • 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
✗ Avoid If
  • Cloudy or sunken eyes
  • Strong fishy or ammonia odour
  • Soft, mushy flesh that doesn't spring back
  • Discoloured or dry flesh
Best Cooking Methods
Baking Grilling Pan-frying

⚡ Nutrition

Detailed nutritional data for Frenchman seabream is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Frenchman seabream has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact
✓ Sustainable Choice

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (lean white fish average)

Proximate Composition
Energy90 kcal
Moisture80 %
Protein18 %
Total Fat1.2 %
Ash1.2 %
Fatty Acids (g)
Saturated Fat0.3 g
Monounsaturated Fat0.2 g
Polyunsaturated Fat0.4 g
Omega-3 Total0.3 g
EPA0.08 g
DHA0.15 g
Omega-6 Total0.05 g
Key Minerals & Vitamins
Calcium18 mg
Iron0.4 mg
Magnesium30 mg
Phosphorus200 mg
Potassium380 mg
Sodium60 mg
Zinc0.4 mg
Selenium30 µg
Vitamin B60.3 mg
Vitamin B121 µg

📊 Population Dynamics

Year Region Index Notes
- - -

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Frenchman seabream
🌍CES pražman madagaskarský
🇫🇷French Denté Guingham
🇷🇺Russian Маврикийский серебристый зубан
🇪🇸Spanish Dentón Guingán
🇨🇳Chinese 貝氏擬牙鯛

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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