New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater 🌡️ Tropical

Sicyopus Rubicundus

Sicyopus rubicundus Keith, Hadiaty, Busson & Hubert, 2014
Max Length
4.7 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Sicyopus Rubicundus (Sicyopus rubicundus) is a ray-finned fish of the family Gobiidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 4.7 cm.

Scientific Name
Sicyopus rubicundus
Authority
Keith, Hadiaty, Busson & Hubert, 2014
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
4.7 cm
Resilience
High
Vulnerability
12.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 6; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 9 - 10. Sicyopus rubicundus is distinguished by having the first dorsal fin with five spines in both sexes, a second dorsal fin with one spine and nine segmented rays and an anal fin with one spine and nine segmented rays, and base of the first dorsal fin does not reach the base of the second dorsal fin origin in both sexes. It also differs from all other congeners by having 15 pectoral-fin rays, 10-12 scales in zigzag series (vs. 7-9), a greater caudal peduncle depth (10-12 vs. 8-10%SL) and greater fins length .: elongated.

🌀 Behaviour

Behavioural data for Sicyopus Rubicundus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
4.7cm
Dorsal Spines
6
Dorsal Rays
9
Anal Spines
1
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Body Shape
Elongated
Climate Zone
Tropical
Described By
Keith, Hadiaty, Busson & Hubert, 2014

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Sicyopus Rubicundus ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.