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🌊 Marine Least Concern 🍽️ Edible 🌡️ Deep-water

Violet skate

Dipturus doutrei Cadenat, 1960
Max Length
115 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
163–1200 m
Climate
Deep-water
Resilience
Low
Vulnerability
65.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Occurs in deeper slope waters . Feeds on benthic fishes, shrimps and crabs. Oviparous . Eggs have horn-like projections on the shell . Males reaches maturity at ca. 101 cm TL .

Scientific Name
Dipturus doutrei
Authority
Cadenat, 1960
Habitat
Marine
Climate
Deep-water
Body Shape
Other
IUCN Status
LC
Max Length
115 cm
Depth Range
163–1200 m
Latitude
37°S – 21°N
Trophic Level
3.8
Resilience
Low
Vulnerability
65.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

an all-dark longnose skate with an elongated, acutely triangular snout, and a stout tail - shorter than body and with mid-section swollen sausage-shaped; disc with narrowly rounded outer corners and smooth underside except for small denticles on snout; no thorns on nape or along back . Dark brown with irregular dark blotches dorsally; rear end of disc and pelvic fins blackish; underside dark brown with black pores and scattered lighter blotches on disc, at base of pelvic fins, around vent, and on tail .: other.

🌀 Behaviour

Behavioural data for Violet skate is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous

Oviparous, paired eggs are laid. Embryos feed solely on yolk .

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 163 - 1200 m , usually 450 - 600 m . Deep-water; 21°N - 37°S, 20°W - 27°E Central Atlantic to Southwest Indian Ocean: off Mauritania to South Africa (east to Cape Province) (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.8±0.66
Food Items

benthic fishes, shrimps and crabs (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00288 × L3.25 (TL)
Max TL
115cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
65.00/100
High vulnerability
Trophic Level
3.8
Predator
Body Shape
Other
Climate Zone
Deep-water
Latitude Range
21°N – 37°S
Described By
Cadenat, 1960

🍽️ Edibility & Flavour

"Violet skate 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 Violet skate is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Violet skate 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

🔬 Full Nutritional Profile

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

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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