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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Cornelia's rockskipper

Entomacrodus corneliae Fowler, 1932
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Facultative air-breathing in the genus ; Oviparous. Eggs are demersal and adhesive , and are attached to the substrate via a filamentous, adhesive pad or pedestal . Larvae are planktonic, often found in shallow, coastal waters .

Scientific Name
Entomacrodus corneliae
Authority
Fowler, 1932
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
5 cm
Trophic Level
2
Resilience
High
Vulnerability
12.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 13 - 15; Anal spines: 2; Anal soft rays: 16 - 17. Single cirrus on each side of nape; 3-6 cirri on supraorbital tentacle; upper lip margin smooth medially, lateral 1/3 crenulate; body coloration light gray-brown, 6 short paired bars along sides of body, numerous, generally longitudinal, rows of white spots and dashes; head pale brown bearing 2 oblique black striations behind eye and brown band between, dorsally with numerous dark brown dots, and dark brown lines on ventral area. Dorsal spines XIII, 13-15 (rarely 13); anal rays usually 16; lateral line terminating below second and fourth dorsal soft rays; gill rakers 16-17 .: elongated.

🌀 Behaviour

Behavioural data for Cornelia's rockskipper is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing .

🌍 Habitat & Distribution

Marine; demersal. Tropical Central Pacific: Marquesas Islands.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
2

📐 Morphometrics

Length–Weight Relationship: W = 0.00759 × L3 (TL)
Max TL
5cm
Dorsal Spines
13
Dorsal Rays
14
Anal Spines
2
Anal Rays
17

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
2
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Tropical
Described By
Fowler, 1932

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