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🌊 Marine 🌡️ Tropical

Sunset perchlet

Xenanthias ahiahiata Matus & Rocha, 2018
Max Length
4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Collected from rocky patch reef surrounded by a large sandy area using a hand nets at a depth of 83 m. It was then transported to the surface alive in a perforated plastic jar.

Scientific Name
Xenanthias ahiahiata
Authority
Matus & Rocha, 2018
Habitat
Marine
Climate
Tropical
Max Length
4 cm
Trophic Level
3.6
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Xenanthias
Xenanthias
Species
Sunset perchlet
Xenanthias ahiahiata

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 18; Anal spines: 3; Anal soft rays: 7; Vertebrae: 26. This species is distinguished for its congeners by the following set of characters: D X,18, the fourth dorsal spine is the longest; pectoral-fin rays18; LL continuous and complete, tubed scales 31; circumpeduncular scales 16; head length 43.3% SL; first dorsal spine 4.5% SL; third anal spine 13.7% SL; gill rakers 6+11. Colouation: overall orange-red with predominantly yellow snout, dorsal, pelvic and anal fins, caudal peduncle with a brilliant red spot outlined in white and four white spots on each side, following the contour of the lateral line .Cross section: compressed.

🌀 Behaviour

Behavioural data for Sunset perchlet is currently being reviewed.

🦐 Diet

Diet information for Sunset perchlet is currently being compiled.

🥚 Reproduction

Reproduction data for Sunset perchlet is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range ? - 83 m . Tropical Southeast Pacific: Easter Island.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.6±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01413 × L3 (TL)
Max TL
4cm
Dorsal Spines
10
Dorsal Rays
18
Anal Spines
3
Anal Rays
7
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.6
Predator
Climate Zone
Tropical
Described By
Matus & Rocha, 2018

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