📖 Overview
Juveniles up to 6 cm SL are pelagic . An important game fish . Viviparous, with planktonic larvae . Marketed whole or as fillet .
Scientific Name
Sebastes macdonaldi
Authority
Eigenmann & Beeson, 1893
Body Shape
Fusiform / normal
🐟 Physical Description
Dorsal spines (total): 12 - 14; Dorsal soft rays (total): 12 - 14; Anal spines: 3; Anal soft rays: 7 - 8; Vertebrae: 26. Branchiostegal rays: 7 .: fusiform / normal.
🌀 Behaviour
Behavioural data for Mexican rockfish is currently being
reviewed.
🦐 Diet
aquatic invertebrates
small fish
algae
detritus
🥚 Reproduction
🐣 Viviparous
🤰 Viviparous
Viviparous .
🌍 Habitat & Distribution
Marine; demersal; depth range 91 - 350 m . Subtropical; 37°N - 22°N, 123°W - 108°W Central Pacific: California, USA to southern Baja California, Mexico and the Gulf of California (between 28°58'N and 26°59'N).
🌿 Ecology
Zone Preferences
🌊 Marine
⬇️ Benthic
📐 Morphometrics
Length–Weight Relationship:
W = 0.01 × L3.09
(TL)
🌡️ Water Parameters & Tolerance
📊 Population Risk & Fisheries
Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
67.00/100
High vulnerability
Trophic Level
3.8
Predator
Body Shape
Fusiform / normal
Described By
Eigenmann & Beeson, 1893
🎣 Angling Guide
Fight Rating
strong pulls with head-shakes
Best Seasons
spring,summer,fall
Best Time
incoming tide, dawn and dusk
Rod Type
medium-heavy spinning
Catch & Release
✓ Recommended
Best Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Techniques
bottom fishing
popping cork
soft plastics
live bait
Bait & Lures
live shrimp
cut mullet
soft plastic paddle-tails
popping corks
Recommended Tackle
-
medium-heavy 7ft spinning rod
-
30-50 lb braid
-
fluorocarbon leader
Where to Find Them
-
grass flats
-
oyster bars
-
marsh drains
-
deeper channel edges
Tips & Tricks
Popping cork technique attracts fish from distance. Fish moving tides.
Catch & Release Tips
Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.
Regulations Summary
⚠️
Slot limits protect breeding-size fish. Verify daily bag limits.
🍽️ Edibility & Flavour
"Mexican 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 Mexican rockfish is
currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Mexican 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
🌐 Names & Taxonomy
|
Language |
Common Names |
|
🇬🇧English
|
Mexican rockfish
|
|
🇪🇸Spanish
|
rocote mexicano
|
Scientific Synonyms
|
Scientific Name |
Author |
Year |
Status |
|
Acutomentum macdonaldi |
Eigenmann & Beeson |
1893 |
Synonym
|
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 12 records indexed
.