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🌊 Marine Least Concern 🌡️ Tropical

Redfin crestedgoby

Cristatogobius rubripectoralis Akihito, Meguro & Sakamoto, 2003
Max Length
6.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Redfin crestedgoby (Cristatogobius rubripectoralis) is a ray-finned fish. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 6.1 cm. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Cristatogobius rubripectoralis
Authority
Akihito, Meguro & Sakamoto, 2003
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
6.1 cm
Trophic Level
3.3
Resilience
High
Vulnerability
14.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Cristatogobius
Cristatogobius
Species
Redfin crestedgoby
Cristatogobius rubripectoralis

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 9 - 11; Anal spines: 1; Anal soft rays: 8 - 10; Vertebrae: 25 - 26. First dorsal fin distally rounded without filamentous spines. Posterior margin of caudal fin rounded. Scales small, 39-55 scales in a longitudinal row and 19-25 scales in transverse row. Color of specimens before fixation: nuchal crest with transversely alternating reddish-brown and light greenish-brown areas; body light greenish brown reticulated with brown on upper anterior part and having iridescent bluish or greenish spots surrounded by reticulation; first dorsal fin with red upper margin, submarginal row of contiguous yellow spots, grayish-red band on middle part, greenish gray on lower part, and large blackish spot with blue spots between fifth spine and fin terminus; second dorsal fin red with two or three irregular longitudinal yellow stripes on middle part, and greenish gray on basal part; anal fin proximally red and distally dark gray; pectoral fin with a red area on middle to lower part .

🌀 Behaviour

Behavioural data for Redfin crestedgoby 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; brackish; demersal. Tropical Central Pacific: southern Java, Indonesia and northern Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
3.3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.09 (TL)
Max TL
6.1cm
Dorsal Spines
7
Dorsal Rays
10
Anal Spines
1
Anal Rays
9
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
14.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Akihito, Meguro & Sakamoto, 2003

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