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Mexican rockfish (Sebastes macdonaldi) — Sebastidae

Mexican rockfish

Sebastes macdonaldi
Family: Sebastidae

The Mexican rockfish (Sebastes macdonaldi) is a saltwater fish of the family Sebastidae that grows up to 66 cm.

Length
66 cm
Water
Saltwater
Depth
91.0–350.0 m
Diet
Carnivore
Behaviour
Small groups
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Northeast Pacific; near the bottom in deeper water.
Edibility
Commonly eaten

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Description

The Mexican rockfish is a rockfish (Sebastidae) from the northeastern Pacific. The species has a robust, reddish body with a few dark lengthwise stripes. Adults live near the bottom in deeper water, while juveniles up to about six centimetres are pelagic. Like other rockfishes it is livebearing. As a bottom hunter it feeds on small fishes, crustaceans and squids. It is an important game fish. The fin spines are venomous; a sting is painful.

Frequently asked questions

How do you recognise the Mexican rockfish?

The Mexican rockfish has a torpedo-shaped body, is mainly red-orange and shows a horizontal stripes pattern. Dark longitudinal stripes; ovoviviparous rockfish and sport fish with venomous fin spines.

Where does the Mexican rockfish live?

The Mexican rockfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. Northeast Pacific; near the bottom in deeper water.

How big does the Mexican rockfish get?

The Mexican rockfish grows to a maximum of about 66 cm.

Is the Mexican rockfish dangerous to humans?

No, the Mexican rockfish is harmless to humans. If stung by a fin spine: immerse the affected part in water as hot as can be tolerated (about 45 degrees C) to break down the venom, and seek medical care for severe or persistent symptoms.

Is the Mexican rockfish edible?

Yes, the Mexican rockfish is commonly eaten.

More photos

Mexican rockfish (Sebastes macdonaldi) — Sebastidae — 2
iNaturalist ((c) jkimmbo, some rights reserved (CC BY-NC))
Mexican rockfish (Sebastes macdonaldi) — Sebastidae — 3
iNaturalist ((c) hoodedordeal, some rights reserved (CC BY-NC))
Mexican rockfish (Sebastes macdonaldi) — Sebastidae — 4
iNaturalist ((c) jkimmbo, some rights reserved (CC BY-NC))
Mexican rockfish (Sebastes macdonaldi) — Sebastidae — 5
hsug1747 (CC BY-NC 4.0) via GBIF — iNaturalist
Fin

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All data

Identification

English name
Mexican rockfish verified
Scientific name
Sebastes macdonaldi
Family
Sebastidae
Other names
Mexican rockfish; Rockfish verified

Appearance

Size class
Large verified
Max length (cm)
66.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Red / orange inferred
Pattern
Horizontal stripes inferred
Tail shape
Straight inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
91.0 verified
Max depth (m)
350.0 verified
Natural range
Northeast Pacific; near the bottom in deeper water. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small fishes, crustaceans and squid sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Dark longitudinal stripes; ovoviviparous rockfish and sport fish with venomous fin spines. sourced

For anglers

Edibility
Commonly eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
If stung by a fin spine: immerse the affected part in water as hot as can be tolerated (about 45 degrees C) to break down the venom, and seek medical care for severe or persistent symptoms. sourced

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Sebastes

More from the family Sebastidae

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