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💧 Freshwater Endangered 🌡️ Tropical

Rhinogobius Zhoui

Rhinogobius zhoui Li & Zhong, 2009
Max Length
3.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Rhinogobius Zhoui (Rhinogobius zhoui), first described by Li & Zhong, 2009 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 3.60 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Endangered.

Scientific Name
Rhinogobius zhoui
Authority
Li & Zhong, 2009
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
EN
Max Length
3.6 cm
Trophic Level
3.2
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 8 - 9; Anal spines: 1; Anal soft rays: 7 - 8; Vertebrae: 26. Distinguished from other related species by the following combination of characters: second dorsal fin rays I, 8?9; anal fin rays I, 7?8; pectoral fin rays 16?18; longitudinal scale series 29?31; predorsal scales 10?12; vertebral count 10+16=26. Adult male can be diagnosed by the following features: absence of black spot on the first dorsal fin; presence of broad white band on each median fin; absence of pigmentation on cheek and branchiostegal membrane; and presence of 6?8 red blotches on body side .: elongated.

🌀 Behaviour

Behavioural data for Rhinogobius Zhoui 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
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.08 (TL)
Max TL
3.6cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
8
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2023

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Li & Zhong, 2009

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