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🌊 Marine Data Deficient 🌡️ Subtropical

Yellowfin snapper

Lutjanus xanthopinnis Iwatsuki, Tanaka & Allen, 2015
Max Length
23.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
5–90 m
Climate
Subtropical
Resilience
High
Vulnerability
25.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Adults inhabit coral and rocky reefs in coastal areas and outer slopes. Forms large and small aggregations .

Scientific Name
Lutjanus xanthopinnis
Authority
Iwatsuki, Tanaka & Allen, 2015
Habitat
Marine
Climate
Subtropical
IUCN Status
DD
Max Length
23.7 cm
Depth Range
5–90 m
Trophic Level
3.7
Resilience
High
Vulnerability
25.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 13; Anal spines: 3; Anal soft rays: 8. This species is distinguished by the following set of characters: D X,13; A III,8; pectoral-fin rays often 16-17; lateral-line scales 48-50: horizontal scale rows above lateral line 5-6; scale rows on cheek 4-5; preopercular flange with several embedded scales; gill rakers on first arch 7-8 (6–7 rudiments) + 14-15 (4?5 rudiments), total gill rakers 22-23 (including rudiments); a pair of small rounded to elliptical nostrils on each side of snout, no conspicuous flap on outer edge of either nostril; predorsal scales extend forward to middle of interorbital. Colouration: below lateral line of the body are thin yellow to brownish stripes, adults with relatively uniform width stripes or at most, a more prominent slightly wider stripe from behind the eye to the upper caudal peduncle, occupying a single scale row and well less than half pupil width (vs, juveniles may have a wider lateral stripe); fins are mostly yellow .Cross section: compressed.

🌀 Behaviour

Behavioural data for Yellowfin snapper 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; depth range 5 - 90 m . Subtropical West Pacific, Indian Ocean (the Andaman Sea, western Thailand and Sri Lanka) to Papua New Guinea and the East Indies; north to Japan; south to Indonesia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.7±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.01585 × L2.91 (TL)
Max TL
23.7cm
Dorsal Spines
10
Dorsal Rays
13
Anal Spines
3
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
25.00/100
Low vulnerability
Trophic Level
3.7
Predator
Climate Zone
Subtropical
Described By
Iwatsuki, Tanaka & Allen, 2015

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