New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🍽️ Edible 🎣 Game Fish 🌡️ Tropical

Armed snook

Centropomus armatus Gill, 1863
Max Length
46.5 cm
Max Weight
1.0 kg
Lifespan
-
Trophic Level
3.9
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
31.00/100
Typical Length
25 cm
Depth Zone
demersal

📖 Overview

Overview information for Armed snook is currently being compiled by our editorial team.

Scientific Name
Centropomus armatus
Authority
Gill, 1863
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
46.5 cm
Max Weight
1 kg
Latitude
4°S – 24°N
Trophic Level
3.9
Resilience
Medium
Vulnerability
31.00/100
Salinity
30–40 ppt

🐟 Physical Description

Body long and moderately deep; dorsal profile slightly concave behind the eyes; lateral line extending to posterior edge of caudal fin; second anal spine, when folded-down, reaching or surpassing origin of caudal fin; pectoral and pelvic fins sub-equal; first gill arch with 20 to 25 gill rakers; back blue gray; belly silvery; lateral line dark; membranes between spines of first dorsal fin and between second and third anal spines black : fusiform / normal.

🌀 Behaviour

Behavioural data for Armed snook is currently being reviewed.

🦐 Diet

Diet information for Armed snook is currently being compiled.

🥚 Reproduction

Reproduction data for Armed snook is currently being compiled.

🌍 Habitat & Distribution

Marine; brackish; demersal. Tropical; 24°N - 4°S, 107°W - 76°W

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
3.9±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L3.1 (TL)
Max TL
46.5cm
Max Weight
1,000g

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3.9
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
24°N – 4°S
Described By
Gill, 1863

🍽️ Edibility & Flavour

"Armed snook 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

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 19.3 g
Omega-3 (total) 277 mg

🔬 Mercury Safety

Mercury data for Armed snook 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

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Armed snook · longspine snook
🌍CES robalo ozbrojený
🇵🇹Portuguese Robalo-armado
🇷🇺Russian Мексиканский робало
🇪🇸Spanish Corcovado · Gualajo · Róbalo chucumite · robalo espina larga · Róbalo gualajo

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 20 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Armed snook ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.