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💧 Freshwater Least Concern 🌡️ Tropical

Giant gudgeon

Oxyeleotris selheimi Macleay, 1884
Max Length
55 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
41.00/100
Typical Length
30 cm
Depth Zone
-

📖 Overview

Facultative air-breathing in the genus ; Inhabits rivers, creeks and billabongs, usually in quiet o slowly flowing water among vegetation, around log debris or undercut banks. A nocturnal carnivore, feeds on fishes, crustaceans, and aquatic insects .

Scientific Name
Oxyeleotris selheimi
Authority
Macleay, 1884
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
55 cm
Trophic Level
3.9
Resilience
Medium
Vulnerability
41.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8 - 9. Mid-lateral scales 62-65; horizontal scales rows 19-20; predorsal scales 40-48. Generally dark brown dorsally, lighter below with a series of close-set, narrow dark brown stripes on sides. Median and pelvic fins with small dark spots. Pectoral fins with rows of dark spots forming transverse bands. Juveniles often whitish grey dorsally with a narrow white stripe (or irregular white blotches) along mid-line. Similar to O. lineolata but has spotted anal, pelvic, and pectoral fins .: fusiform / normal; Cross section: circular.

🌀 Behaviour

Behavioural data for Giant gudgeon is currently being reviewed.

🦐 Diet

Diet information for Giant gudgeon is currently being compiled.

🥚 Reproduction

Reproduction data for Giant gudgeon is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Feeding Mode
Carnivore
Trophic Level
3.9±0.7
🌙 Nocturnal
Food Items

fishes, crustaceans, and aquatic insects (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00933 × L3.06 (TL)
Max TL
55cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
41.00/100
Moderate vulnerability
Trophic Level
3.9
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Macleay, 1884

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Eleotris selheimi Macleay 1884 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 7 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Giant gudgeon ↗
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