New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern ⚠️ Venomous ⚡ Venomous 🌡️ Tropical

Stargazing stonefish

Trachicephalus uranoscopus Bloch & Schneider, 1801
Max Length
10 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
2–25 m
Climate
Tropical
Resilience
-
Vulnerability
23.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Inhabits mud bottoms in estuaries. Also found in sand bottoms of estuaries and coastal waters in 2-25 m (Ref 90102).

Scientific Name
Trachicephalus uranoscopus
Authority
Bloch & Schneider, 1801
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
10 cm
Depth Range
2–25 m
Trophic Level
3.7
Vulnerability
23.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 11 - 13; Dorsal soft rays (total): 12 - 14; Anal spines: 2; Anal soft rays: 12 - 15. : short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Stargazing 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; brackish; demersal; depth range 2 - 25 m . Tropical West Pacific: India to Indonesia, north to Hong Kong and southern China.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
3.7±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.02089 × L3 (TL)
Max TL
10cm
Dorsal Spines
12
Dorsal Rays
13
Anal Spines
2
Anal Rays
14

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2017

📊 Population Risk & Fisheries

Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.7
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Bloch & Schneider, 1801

⚠️ 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

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Polycaulus uranoscopus Bloch & Schneider 1801 Synonym
Synanceia uranoscopa Bloch & Schneider 1801 Homotypic

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Stargazing stonefish ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.