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🌊 Marine 🍽️ Edible 🌡️ Subtropical

Greenblotched rockfish

Sebastes rosenblatti Chen, 1971
Max Length
48 cm
Max Weight
-
Lifespan
50 yrs
Trophic Level
3.7
Depth
61–396 m
Climate
Subtropical
Resilience
Very low
Vulnerability
68.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Greenblotched rockfish (Sebastes rosenblatti), first described by Chen, 1971 is a large fish in the family Sebastidae (order Perciformes). Adults typically reach 48.00 cm in maximum length. Reported lifespan reaches approximately 50 years. It inhabits marine coastal and open-ocean environments. Recorded depth range: 61 to 396 metres. It occurs in Subtropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. The species is important as a food fish. As a member of the Sebastidae, it shares life-history and morphological traits with its relatives in the group.

Scientific Name
Sebastes rosenblatti
Authority
Chen, 1971
Habitat
Marine
Climate
Subtropical
Max Length
48 cm
Lifespan
50 years
Depth Range
61–396 m
Trophic Level
3.7
Resilience
Very low
Vulnerability
68.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Greenblotched rockfish is currently being compiled.

🌀 Behaviour

Behavioural data for Greenblotched rockfish 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; depth range 61 - 396 m . Subtropical; 38°N - 26°N, 123°W - 113°W Central Pacific: San Francisco in California, USA to central Baja California, Mexico.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.7±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.09 (TL)
Max TL
48cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
68.00/100
High vulnerability
Trophic Level
3.7
Predator
Climate Zone
Subtropical
Described By
Chen, 1971

🍽️ Edibility & Flavour

"Greenblotched rockfish 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 Greenblotched rockfish is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Greenblotched rockfish 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

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