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🌊 Marine Least Concern ⚠️ Venomous ⚡ Venomous 🌡️ Subtropical

Spotted scorpionfish

Scorpaena plumieri Bloch, 1789
Max Length
45 cm
Max Weight
1.6 kg
Lifespan
-
Trophic Level
3.6
Depth
1–70 m
Climate
Subtropical
Resilience
Low
Vulnerability
55.00/100
Typical Length
30 cm
Depth Zone
reef

📖 Overview

Found mostly in shallow coral reef and rocky areas. Lies motionless on the bottom . Feeds mostly on other fishes and crustaceans. Moderately common below about 5 m depth to at least 55 m. Displays characteristic bright white spots on dark background of pectoral axil when disturbed . Anterolateral glandular groove with venom gland . Eaten locally and said to taste a bit like chicken. Traded as an aquarium fish at Ceará, Brazil .

Scientific Name
Scorpaena plumieri
Authority
Bloch, 1789
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
45 cm
Max Weight
1.6 kg
Depth Range
1–70 m
Latitude
30°S – 43°N
Trophic Level
3.6
Resilience
Low
Vulnerability
55.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 5. Occipital pit present; three to four spines on part of preorbital overlapping maxillary; large white spots on dark background on inner basal part of pectoral fin (unclear in specimens smaller than 3 cm SL) .: fusiform / normal.

🌀 Behaviour

Behavioural data for Spotted scorpionfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous

Oviparous .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 1 - 70 m , usually 5 - 55 m . Subtropical; 43°N - 30°S, 98°W - 5°W

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.6±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01698 × L2.98 (TL)
Max TL
45cm
Max Weight
1,600g
Dorsal Spines
12
Dorsal Rays
10
Anal Spines
3
Anal Rays
5

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2014

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
55.00/100
Moderate-High vulnerability
Trophic Level
3.6
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Latitude Range
43°N – 30°S
Described By
Bloch, 1789

⚠️ Venom Profile

Medical Warning: This species is venomous. Seek immediate medical attention if envenomated. Contact emergency services and follow first aid guidance below.
Venom Type
proteinaceous neurotoxin
Delivery
dorsal, anal, and pelvic fin spines
Potency
Severe
Mortality Risk
Low
Symptom Onset
5min
Duration
24.0hrs
Antivenom
✗ Not Available
Named Toxins
high-molecular-weight protein (Stonustoxin analogue) acetylcholine
Symptoms
  • immediate intense pain
  • swelling
  • erythema
  • occasional nausea and weakness
Affected Body Systems
peripheral nervous system cardiovascular
First Aid
Immerse affected area in hot water (45 C, tolerable) for 30-90 minutes to denature toxin. Do not apply ice.
Medical Treatment

Analgesia; wound care; tetanus prophylaxis; severe cases may require monitoring for systemic effects.

References: Compiled from Bhide (2018), Halstead et al. (1988) and family-specific envenomation literature

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Barbfish · Gurnard · Lion Fish · Pacific Spotted Scorpionfish · Pacific Spotted Scorpionfish, Spotted Scorpionfish · Prickly Hind · Senegalese scorpionfish · Spotted Scorpionfish · St. Ann's Bay · Stinging Grouper
🇫🇷French Crapaud · Rascasse noire
🇵🇹Portuguese mangangá · mangangá-axila-roxa
🇪🇸Spanish Capo Chaznete Negro · Escorpión · Escorpión rascacio · Rascacio · Rascacio Negro · Sapo chaznete negro · escorpión negro · rascacio multicolor

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 86 records indexed .

Occurrence density from GBIF View GBIF records ↗

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