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

🌊 Marine Least Concern ⚠️ Venomous 🌡️ Tropical

Masked Rabbitfish

Siganus puellus (Schlegel, 1852)
Max Length
38 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
1–30 m
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
25 cm
Depth Zone
reef

📖 Overview

Masked Rabbitfish (Siganus puellus) is a ray-finned fish of the family Siganidae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 38 cm. It occurs at depths between 1 and 30 metres. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List. Venomous.

Scientific Name
Siganus puellus
Authority
(Schlegel, 1852)
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
38 cm
Depth Range
1–30 m
Latitude
25°S – 32°N
Trophic Level
3
Resilience
High
Vulnerability
26.00/100
Water Temp
22–27 °C
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Masked Rabbitfish is currently being compiled.

🌀 Behaviour

Behavioural data for Masked Rabbitfish 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

Habitat and distribution data for Masked Rabbitfish is currently being compiled.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3
🐠 Schooling
Food Items

filamentous algae, adults on algae, tunicates, and sponges (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01202 × L2.98 (TL)
Max TL
38cm
Dorsal Spines
13
Dorsal Rays
10
Anal Spines
7
Anal Rays
9
Vertebrae
13

🌡️ Water Parameters & Tolerance

Temperature Range
22–27°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
32°N – 25°S
Described By
(Schlegel, 1852)

⚠️ 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 Blue-lined Rabbitfish · Blue-lined Spinefoot · Bluelined Rabbitfish · Masked Rabbit-fish · Masked Rabbitfish · Masked spinefoot
🏳️Catalan Gitano coral·lí
🌍CES králíčkovec modropruhý
🇩🇰Danish Maskeret kaninfisk
🇩🇪German Masken-Kaninchenfisch
🇫🇷French Picot à lignes bleues · Picot lignes bleues · Poisson-lapin à lignes bleues
🇮🇹Italian Pesce coniglio mascherato
🇯🇵Japanese Majiriaigo · マジリアイゴ
🌍MSA Belaris · Belibas · Dengkis · Gelibas · Ketang lada · Lumban
🇵🇹Portuguese Peixe-coelho-de-linhas-azuis
🌍TGL Alama · Balawis · Indongan
🇨🇳Chinese 眼帶臭肚魚

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 5 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 Masked Rabbitfish ↗
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.