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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Stout goby

Callogobius crassus McKinney & Lachner, 1984
Max Length
3.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
5–25 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Stout goby (Callogobius crassus) is a ray-finned fish of the family Gobiidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 3.5 cm. It occurs at depths between 5 and 25 metres. With a trophic level of 3.1, 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
Callogobius crassus
Authority
McKinney & Lachner, 1984
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
3.5 cm
Depth Range
5–25 m
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 7 - 8; Anal spines: 1; Anal soft rays: 6 - 7. Characterized by mottled brown body color with dark brown bar on nape; three irregular dark brown bars below first and second dorsal fins; caudal fin base with dark bar; yellowish fins with alternating dark brown and pale bands or rows of dark brown spots; united pelvic fins at bases; absent frenum; rounded caudal fin; longitudinal scale series 19-21; cycloid scales on head and anterior body, ctenoid posteriorly on body; predorsal scales 9-11; head with prominent papillae ridges; absence of cephalic sensory pores; depth of body 3.7-4.4 SL .: fusiform / normal.

🌀 Behaviour

Behavioural data for Stout goby 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 5 - 25 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
3.5cm
Dorsal Spines
7
Dorsal Rays
8
Anal Spines
1
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
McKinney & Lachner, 1984

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Stout Goby
🇯🇵Japanese Hiregurofutasujihaze · ヒレグロフタスジハゼ

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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