New 🐟 2024 Mercury Safety Guide Now Available. Omega-3 Rankings Updated. View Omega-3 Rankings →

🌊 Marine Least Concern 🌡️ Tropical

Enneapterygius Kosiensis

Enneapterygius kosiensis Holleman, 2005
Max Length
1.9 cm
Max Weight
Lifespan
Trophic Level
3
Depth
1–30 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100

📖 Overview

Collected from a flat reef . 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 kosiensis
Authority
Holleman, 2005
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
1.9 cm
Depth Range
1–30 m
Trophic Level
3
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: 16 - 17. Dorsal fins III+XII+9; anal fin I,16-17 (usually 17 rays); pectoral fins 13, all rays simple; lateral line with 12 pored scales and 21-22 notched scales, notched segment starting second scale row below end of pored segment, overlapping by one scale. Total lateral scales 32; transverse scales 1/4. Vertebrae 10+22. Mandibular pores 2+1/2+2. Head 3.2-3.5, body depth 5.1-5.3 in SL; eye 3.1-3.7 in head length; maxilla 2.6-2.9 in head length. Small fish, less than 20 mm SL. Body slender; scales large; nape scaled; belly with smaller, thin cycloid scales. Pelvic fins slender, rays united by a thin, fragile membrane for about one third length of shorter ray. First dorsal fin slightly higher than second, second 75-90% of body depth. Longest pectoral-fin ray reaches nearly to base of first ray of third dorsal fin. Supratemporal sensory canal crescent-shaped. Mouth oblique, reaching vertical through anterior margin of pupil; interorbital concave and broad, about equal to pupil diameter; orbital cirrus a simple rounded flap and about half pupil diameter in length .

🌀 Behaviour

Behavioural data for Enneapterygius Kosiensis is currently being reviewed.

🦐 Diet

Diet information for Enneapterygius Kosiensis is currently being compiled.

🥚 Reproduction

Reproduction data for Enneapterygius Kosiensis is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 1 - 30 m . Tropical South Africa.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00617 × L3.03 (TL)
Max TL
1.9cm
Dorsal Spines
15
Dorsal Rays
9
Anal Spines
1
Anal Rays
17

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Tropical
Described By
Holleman, 2005

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Enneapterygius Kosiensis ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.