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🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Grass porgy

Calamus arctifrons Goode & Bean, 1882
Max Length
25 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
1–22 m
Climate
Tropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
20 cm
Depth Zone
demersal

📖 Overview

Occurs in sea grass beds from near shore to at least 22 m. Small individuals have been known to form small aggregations. Feeds primarily on invertebrates. Marketed mostly fresh and frozen .

Scientific Name
Calamus arctifrons
Authority
Goode & Bean, 1882
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
25 cm
Depth Range
1–22 m
Trophic Level
3.5
Resilience
Medium
Vulnerability
32.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Usually has dark spot (larger than pupil) on lateral line just behind gill opening.: short and / or deep.

🌀 Behaviour

Behavioural data for Grass porgy is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; demersal; non-migratory; depth range 1 - 22 m . Tropical; 30°N - 24°N, 98°W - 80°W Central Atlantic: southern Florida to Louisiana in the USA.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Migration
Non-migratory
Trophic Level
3.5±0.37
Food Items

invertebrates

📐 Morphometrics

Length–Weight Relationship: W = 0.02089 × L2.95 (TL)
Max TL
25cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Goode & Bean, 1882

🍽️ Edibility & Flavour

"Grass porgy 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 18.5 g
Omega-3 (total) 185 mg

🔬 Mercury Safety

Mercury data for Grass porgy 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 grass porgy · Porgy · Shad Porgy
🌍CES pražman chaluhový
🇫🇷French Daubenet Cendre
🇷🇺Russian Мексиканский морской карась
🇪🇸Spanish Pez De Pluma · Pluma Negra
🇨🇳Chinese 北蘆鯛

Scientific Synonyms

Scientific Name Author Year Status
Calamus artifrons Goode & Bean 1882 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 12 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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