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🌊 Marine Data Deficient 🐠 Aquarium 🌡️ Tropical

Ctenogobiops Tongaensis

Ctenogobiops tongaensis Randall, Shao & Chen, 2003
Max Length
3.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
0–3 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Ctenogobiops Tongaensis (Ctenogobiops tongaensis), first described by Randall, Shao & Chen, 2003 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 3.90 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 0 to 3 metres. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Gobiidae kept in the hobby.

Scientific Name
Ctenogobiops tongaensis
Authority
Randall, Shao & Chen, 2003
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
3.9 cm
Depth Range
0–3 m
Trophic Level
3.2
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 11; Anal spines: 1; Anal soft rays: 11. This species has the following distinct characters: gill opening extends forward to a vertical about halfway between posterior edge of preopercle and hind margin of orbit; caudal fin is longer than head length, 2.65-2.8 in SL; second dorsal spine in male 2.95 in SL, in female and 2.65 in SL; longitudinal scale series 50-51; 3 longitudinal rows of dark spots on body .: fusiform / normal.

🌀 Behaviour

Behavioural data for Ctenogobiops Tongaensis 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; demersal; depth range 0 - 3 m . Tropical Central Pacific: Tonga.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
3.9cm
Dorsal Spines
7
Dorsal Rays
11
Anal Spines
1
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2023

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Randall, Shao & Chen, 2003

🦠 Common Diseases

The following diseases are known to affect Ctenogobiops Tongaensis.

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