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🌊 Marine Least Concern 🍽️ Edible 🌡️ Deep-water

Rubyfish

Plagiogeneion rubiginosum Hutton, 1875
Max Length
60 cm
Max Weight
-
Lifespan
10 yrs
Trophic Level
3.4
Depth
30–600 m
Climate
Deep-water
Resilience
Medium
Vulnerability
41.00/100
Typical Length
40 cm
Depth Zone
deep-water

📖 Overview

Adults occur near sandy or muddy bottom in deep water. Feeds on larger zooplankton . Marketed fresh or frozen and proves to be an excellent foodfish .

Scientific Name
Plagiogeneion rubiginosum
Authority
Hutton, 1875
Habitat
Marine
Climate
Deep-water
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
60 cm
Lifespan
10 years
Depth Range
30–600 m
Trophic Level
3.4
Resilience
Medium
Vulnerability
41.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 10 - 12; Anal spines: 3; Anal soft rays: 10. Rosy pink in color, brownish dorsally, silvery below; fins red, tips of caudal fin blackish .: fusiform / normal.

🌀 Behaviour

Behavioural data for Rubyfish is currently being reviewed.

🦐 Diet

Diet information for Rubyfish is currently being compiled.

🥚 Reproduction

Reproduction data for Rubyfish is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 30 - 600 m . Deep-water; 22°S - 40°S, 14°E - 170°E Southeast Atlantic: Vema Seamount west of Cape Town and off Algoa Bay, and Walvis Bay in Namibia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.4±0.45
Food Items

larger zooplankton (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01047 × L3.08 (TL)
Max TL
60cm
Dorsal Spines
12
Dorsal Rays
11
Anal Spines
3
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
41.00/100
Moderate vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Climate Zone
Deep-water
Described By
Hutton, 1875

🍽️ Edibility & Flavour

Nutrition

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 17.8 g
Omega-3 (total) 365 mg

🔬 Mercury Safety

Mercury data for Rubyfish 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

👥 Community & Contribute

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