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🌊 Marine Least Concern 🌡️ Tropical

Sabah dottyback

Manonichthys alleni Gill, 2004
Max Length
5.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
2–40 m
Climate
Tropical
Resilience
-
Vulnerability
12.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Solitary and cryptic. Inhabits caves and under ledges of coastal fringing reefs (Ref 90102). This species has been observed to inhabit the tubular sponge Callyspongia aerizusa .

Scientific Name
Manonichthys alleni
Authority
Gill, 2004
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
5.1 cm
Depth Range
2–40 m
Trophic Level
3.4
Vulnerability
12.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Manonichthys
Manonichthys
Species
Sabah dottyback
Manonichthys alleni

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 28 - 29; Anal spines: 3; Anal soft rays: 14 - 15; Vertebrae: 26. This species is distinct in having the following characters: hyaline pectoral fins, some ctenoid scales on cheek and operculum; rounded to truncate caudal fin; 17-22 predorsal scales, extending anteriorly to point ranging from anterior AIO pores to posterior nasal pores; dark (more or less) vertical bars extending from above and below eye absent . : short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Sabah dottyback 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 2 - 40 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.4±0.5
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
5.1cm
Dorsal Spines
3
Dorsal Rays
29
Anal Spines
3
Anal Rays
15
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Gill, 2004

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