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🌊 Marine 🍽️ Edible 🌡️ Subtropical

Halfbanded rockfish

Sebastes semicinctus Gilbert, 1897
Max Length
25 cm
Max Weight
-
Lifespan
15 yrs
Trophic Level
3.6
Depth
58–402 m
Climate
Subtropical
Resilience
Low
Vulnerability
31.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Halfbanded rockfish (Sebastes semicinctus) is a ray-finned fish of the family Sebastidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 25 cm. It occurs at depths between 58 and 402 metres. With a trophic level of 3.6, it is a mid-level predator. Commercially fished and consumed as food.

Scientific Name
Sebastes semicinctus
Authority
Gilbert, 1897
Habitat
Marine
Climate
Subtropical
Max Length
25 cm
Lifespan
15 years
Depth Range
58–402 m
Trophic Level
3.6
Resilience
Low
Vulnerability
31.00/100
Water Temp
8–12 °C
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Halfbanded rockfish is currently being compiled.

🌀 Behaviour

Behavioural data for Halfbanded rockfish is currently being reviewed.

🦐 Diet

Diet information for Halfbanded rockfish is currently being compiled.

🥚 Reproduction

🐣 Viviparous 🤰 Viviparous

Viviparous .

🌍 Habitat & Distribution

Marine; demersal; depth range 58 - 402 m . Subtropical; 8°C - 12°C ; 38°N - 26°N, 125°W - 113°W Central Pacific: Point Pinos, Monterey County in central California, USA to central Baja California, Mexico.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.6±0.5
Food Items

krill and other zooplankton (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00676 × L2.99 (TL)
Max TL
25cm

🌡️ Water Parameters & Tolerance

Temperature Range
8–12°C
Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3.6
Predator
Climate Zone
Subtropical
Described By
Gilbert, 1897

🍽️ Edibility & Flavour

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

🔬 Mercury Safety

Mercury data for Halfbanded 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

🌐 Names & Taxonomy

Language Common Names
🇬🇧English halfbanded rockfish
🌍CES okouník polopruhý
🇵🇹Portuguese Cantarilho-meio-listrado
🇷🇺Russian Трехполосый морской окунь
🇪🇸Spanish rocote inspector
🇨🇳Chinese 半環平鮋

Scientific Synonyms

Scientific Name Author Year Status
Sebastodes semicinctus Gilbert 1897 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Halfbanded rockfish ↗
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