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🌊 Marine Least Concern 🌡️ Tropical

William's coralbrotula

Ogilbia jeffwilliamsi Møller, Schwarzhans & Nielsen, 2005
Max Length
5.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
0–15 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Inhabits rocky and coral reefs, in depths down to about 15 m. A few specimens are known from mangrove habitats. A 58 mm SL female specimen contains about 50 eggs, diameter 0.3-0.5 mm and 55 embryos, 6-8 mm TL, with 2 long rows of pigment spots along mid-body and dorsal fin base .

Scientific Name
Ogilbia jeffwilliamsi
Authority
Møller, Schwarzhans & Nielsen, 2005
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
5.6 cm
Depth Range
0–15 m
Trophic Level
3.3
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 71 - 82; Anal soft rays: 52 - 61; Vertebrae: 40 - 44. This species is characterized by the following: Vertebrae 11-13 + 29-32 = 40-44, dorsal fin rays 71-82, anal fin rays 52-61; outer pseudoclasper wingshaped with single curved supporter anteriorly; inner pseudoclasper club-shaped, with prominent appendix inserted at posterior-distal angle; small fleshy lobe at base of hood adjacent to outer pseudoclasper, penis tapering; opercular spine with single, sharp tip; scale patch on cheeks with 6-9 vertical scale rows; otolith length: height ratio 2.2-2.3; green pigment globules in head and body mucus .

🌀 Behaviour

Behavioural data for William's coralbrotula 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 0 - 15 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
5.6cm
Dorsal Rays
77
Anal Rays
57
Vertebrae
42

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2013

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Møller, Schwarzhans & Nielsen, 2005

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