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🌊 Marine Least Concern 🌡️ Tropical

Threadfin mudgoby

Oxyurichthys notonema Weber, 1909
Max Length
7.5 cm
Max Weight
Lifespan
Trophic Level
3.6
Depth
10–25 m
Climate
Tropical
Resilience
High
Vulnerability
17.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Inhabits coastal bays and estuaries on muddy substrates, usually in depths over 15 meters on coastal slopes, but shallower in estuaries .

Scientific Name
Oxyurichthys notonema
Authority
Weber, 1909
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
7.5 cm
Depth Range
10–25 m
Trophic Level
3.6
Resilience
High
Vulnerability
17.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 12; Anal spines: 1; Anal soft rays: 13. Characterized by pale brownish grey to bluish grey body color with four large, brown to yellow brown ovate blotches along middle of side at level of base of pectoral fin, irregular orange markings between blotches; small brown spots/saddles along dorsal fin base; caudal fin base with brown spot; dark spot on pectoral fin base; elongate and filamentous first 4-5 dorsal spines in both sexes; united pelvic fins, well-developed frenum present; long and pointed caudal fin,2.3-2.7 in SL; longitudinal scale series 61-80; ctenoid scales posteriorly, becoming cycloid anteriorly; scales absent on head, midline of nape, prepectoral area and breast; low fleshy ridge on midline of nape; depth of body 5.2-7.0 in SL .: elongated.

🌀 Behaviour

Behavioural data for Threadfin mudgoby is currently being reviewed.

🦐 Diet

Diet information for Threadfin mudgoby is currently being compiled.

🥚 Reproduction

Reproduction data for Threadfin mudgoby is currently being compiled.

🌍 Habitat & Distribution

Marine; demersal; depth range 10 - 25 m . Tropical West Pacific.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.6±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L3.07 (TL)
Max TL
7.5cm
Dorsal Spines
7
Dorsal Rays
12
Anal Spines
1
Anal Rays
13

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
17.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Weber, 1909

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