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🌊 Marine Least Concern ⚠️ Venomous ⚡ Venomous 🌡️ Tropical

Red Sea stonefish

Synanceia nana Rao, 1973
← All Species
Max Length
13.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
4–18 m
Climate
Tropical
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Red Sea stonefish (Synanceia nana) is a ray-finned fish of the family Synanceiidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 13.5 cm. It occurs at depths between 4 and 18 metres. With a trophic level of 3.8, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List. Venomous.

Scientific Name
Synanceia nana
Authority
Rao, 1973
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
13.5 cm
Depth Range
4–18 m
Trophic Level
3.8
Resilience
High
Vulnerability
27.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Red Sea stonefish is currently being compiled.

🌀 Behaviour

Behavioural data for Red Sea stonefish 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 4 - 18 m . Tropical; 30°N - 10°N Indian Ocean: Red Sea and the Persian Gulf.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.8±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.01905 × L3.01 (TL)
Max TL
13.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
3.8
Predator
Climate Zone
Tropical
Described By
Rao, 1973

⚠️ 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 cytotoxic and neurotoxic
Delivery
dorsal spines with venom glands
Potency
Potentially lethal
Mortality Risk
Moderate
Symptom Onset
2min
Duration
48.0hrs
Antivenom
✓ Available
Named Toxins
Stonustoxin verrucotoxin trachynilysin
Symptoms
  • excruciating pain
  • tissue necrosis
  • cardiovascular collapse
  • pulmonary oedema
Affected Body Systems
cardiovascular respiratory peripheral nervous system muscular
First Aid
Immediate immersion in hot water; call emergency services immediately.
Medical Treatment

CSL Stonefish antivenom (Australia); intensive supportive care; wound debridement.

Antivenom: CSL Stonefish Antivenom

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

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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