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🌊 Marine Data Deficient 🌡️ Tropical

Red jewelfish

Odontanthias cauoh Filho, Macena & Nunes, 2016
Max Length
16.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
29.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

The holotype's stomach was examined and found to be empty, with no trace of biological material and the gonads were analyzed macroscopically, indicating it to be an immature female .

Scientific Name
Odontanthias cauoh
Authority
Filho, Macena & Nunes, 2016
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
16.5 cm
Trophic Level
3.4
Resilience
High
Vulnerability
29.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 15; Anal spines: 3; Anal soft rays: 7; Vertebrae: 26. This species is distinguished from its only Atlantic congener (Odontanthias hensleyi) by the following characters: pectoral-fin rays 20; total gill rakers on first arch 39; a vomerine tooth patch with a posterior prolongation; pelvic fin does not reach base of last anal-fin ray; dorsal, anal, and pelvic fins are scaleless. Colour of dorsal, anal, and pelvic fins mostly dark red .Cross section: compressed.

🌀 Behaviour

Behavioural data for Red jewelfish 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; reef-associated. Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.02512 × L2.97 (TL)
Max TL
16.5cm
Dorsal Spines
10
Dorsal Rays
15
Anal Spines
3
Anal Rays
7
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Filho, Macena & Nunes, 2016

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