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🌊 Marine Least Concern 🌡️ Tropical

Gilded triggerfish

Xanthichthys auromarginatus Bennett, 1832
Max Length
30 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
8–150 m
Climate
Tropical
Resilience
Medium
Vulnerability
31.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Occur in upper margins of current-swept seaward drop-offs and ledges . Current-prone and with rich invertebrate growth such as seawhips. Usually found at moderate depths over 20 meters and occuring in small loose groups . Benthopelagic . Form loose aggregations a few meters above the bottom where it feeds on zooplankton, particularly copepods. Oviparous . Also taken by drive-in nets .

Scientific Name
Xanthichthys auromarginatus
Authority
Bennett, 1832
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
30 cm
Depth Range
8–150 m
Latitude
23°S – 30°N
Trophic Level
3
Resilience
Medium
Vulnerability
31.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 27 - 30; Anal spines: 0; Anal soft rays: 25 - 27. Females lack the blue chins of males and yellow margins on fins. : short and / or deep.

🌀 Behaviour

Behavioural data for Gilded triggerfish is currently being reviewed.

🦐 Diet

Diet information for Gilded triggerfish is currently being compiled.

🥚 Reproduction

Distinct pairing .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 8 - 150 m , usually 24 - 147 m . Tropical; 30°N - 23°S north to southern Japan.

🌿 Ecology

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

zooplankton, particularly copepods

📐 Morphometrics

Length–Weight Relationship: W = 0.02692 × L2.91 (TL)
Max TL
30cm
Dorsal Spines
3
Dorsal Rays
29
Anal Rays
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Latitude Range
30°N – 23°S
Described By
Bennett, 1832

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Balistes auromarginatus Bennett 1832 Synonym
Balistes calolepis Hollard 1853 Synonym
Balistes gutturosus Hollard 1854 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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