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🌊 Marine Least Concern 🍽️ Edible 🌡️ Temperate

Spotted stargazer

Genyagnus monopterygius Schneider, 1801
Max Length
45 cm
Max Weight
-
Lifespan
-
Trophic Level
4.5
Depth
10–100 m
Climate
Temperate
Resilience
Medium
Vulnerability
47.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Ranging from estuaries to the continental shelf . Feeds on demersal fishes . Minimum depth range from Ref. 121942.

Scientific Name
Genyagnus monopterygius
Authority
Schneider, 1801
Habitat
Marine
Climate
Temperate
IUCN Status
LC
Max Length
45 cm
Depth Range
10–100 m
Trophic Level
4.5
Resilience
Medium
Vulnerability
47.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Genyagnus
Genyagnus
Species
Spotted stargazer
Genyagnus monopterygius

🐟 Physical Description

Dorsal spines (total): 0 - 4; Dorsal soft rays (total): 16 - 20; Anal soft rays: 15 - 19. Head and anterior body depressed. Body scales minute, randomly arranged. Pectoral fins with "squarish" appearance, dorsoposterior margin straight, middle ray longest. A mental barbel present on chin. Respiratory valve inside lower jaw with a dermal appendage expanded vertically in young, without appendage in adults. Both lips with labial fimbriae. Lower portion of body without dermal folds originating from anal fin rays (Ref 42788).

🌀 Behaviour

Behavioural data for Spotted stargazer 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 10 - 100 m . Temperate; 17°S - 47°S Southwest Pacific: New Zealand.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.5±0.8
Food Items

demersal fishes (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00617 × L3.11 (TL)
Max TL
45cm
Dorsal Spines
2
Dorsal Rays
18
Anal Rays
17

🌡️ 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
47.00/100
Moderate-High vulnerability
Trophic Level
4.5
Apex / Top predator
Climate Zone
Temperate
Described By
Schneider, 1801

🍽️ Edibility & Flavour

"Genyagnus Monopterygius 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 Spotted stargazer is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Spotted stargazer 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

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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