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🌊 Marine Data Deficient 🌡️ Tropical

Enneapterygius Sheni

Enneapterygius sheni Chiang & Chen, 2008
Max Length
2.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
3–12 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Female members of the Tripterygiidae have eggs that are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites . Larvae are planktonic which occur primarily in shallow, nearshore waters .

Scientific Name
Enneapterygius sheni
Authority
Chiang & Chen, 2008
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
2.3 cm
Depth Range
3–12 m
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 15; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 17; Vertebrae: 34. This species is distinguished from its congeners in having the following characters: D1 III, D2 XII, D3 9; A I,17; lateral line discontinuous, first series with 16-18 pored scales, second series 16-18 notched scales; mandibular pore system 4+1+4; supraorbital cirrus simple and broad; nasal cirrus simple and slender; first dorsal fin is equal to or higher than second; in males, head with a black mask, D1 and D2 and anal fins are entirely blackish; D2 with 4 black blotches and anal fin with 8-9 basal blackish-brown streaks in female; grayish-black opercle; caudal peduncle with a black streak .: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Enneapterygius Sheni 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; pelagic-neritic; depth range 3 - 12 m . Tropical west Pacific: Taiwan.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00617 × L3.03 (TL)
Max TL
2.3cm
Dorsal Spines
15
Dorsal Rays
9
Anal Spines
1
Anal Rays
17
Vertebrae
34

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Chiang & Chen, 2008

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