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🌊 Marine 🌡️ Deep-water

Purple-scaled perchlet

Plectranthias purpuralepis Tang, Lai & Ho, 2020
Max Length
15.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
-
Climate
Deep-water
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

This species apparently occurs on rocky reef bottom or slope in the mesophotic zone. Judging from other specimens (Parapercis spp., Plectranthias kamii, P. sheni, Helicolenus hilgendorfii) collected by anglers together with this species, these were taken at depths of 200 m or below .

Scientific Name
Plectranthias purpuralepis
Authority
Tang, Lai & Ho, 2020
Habitat
Marine
Climate
Deep-water
Max Length
15.1 cm
Trophic Level
3.9
Resilience
High
Vulnerability
27.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 16 - 17; Anal spines: 3; Anal soft rays: 7; Vertebrae: 26. This species is distinguised by the following characters: the pectoral and pelvic fins are mostly covered by small scales and scales on the whitish pink blotches turn purple when preserved; D X,16-17 with the 3rd dorsal-fin spine longest; pectoral-fin rays usually 14, all branched except for uppermost ray simple; principal caudal-fin rays 9 + 8; pored lateral-line scales 32036; cheek with 6 diagonal rows of large scales; circumpeduncular scales 14; ca. 7 rows of large predorsal scales, 2 irregular rows of small scales extending to a line through posterior nostrils; maxilla and chin scaleless; posterior margin of preopercle serrated, the ventral margin with 2 antrorse spines; the greatest body depth 32.6-35.1% SL .Cross section: compressed.

🌀 Behaviour

Behavioural data for Purple-scaled perchlet is currently being reviewed.

🦐 Diet

Diet information for Purple-scaled perchlet is currently being compiled.

🥚 Reproduction

Reproduction data for Purple-scaled perchlet is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 200 - ? m . Deep-water

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water 🪸 Reef Associated
Trophic Level
3.9±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.01413 × L3 (TL)
Max TL
15.1cm
Dorsal Spines
10
Dorsal Rays
17
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
27.00/100
Low vulnerability
Trophic Level
3.9
Predator
Climate Zone
Deep-water
Described By
Tang, Lai & Ho, 2020

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