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💧 Freshwater Data Deficient 🌡️ Tropical

Stenogobius Alleni

Stenogobius alleni Watson, 1991
Max Length
3.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Stenogobius Alleni (Stenogobius alleni) 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 3.7 cm. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Stenogobius alleni
Authority
Watson, 1991
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
3.7 cm
Trophic Level
3.3
Resilience
High
Vulnerability
10.00/100

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 11; Anal spines: 1; Anal soft rays: 11. Small and elegant, vertical trunk bars very faint in both sexes; first dorsal fin in males with short bars on membrane that do not appear as scribbles; second dorsal fin similarly marked; first dorsal fin in females with midlateral band and dusky margin, second dorsal with dusky spots forming two rows on membrane; predorsal midline with 2 to 18 scales, usually fully scaled, but may be with naked patches; belly anteriorly naked close to pelvic base; breast naked. Smallest species of the genus known.: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Stenogobius Alleni is currently being reviewed.

🦐 Diet

Diet information for Stenogobius Alleni is currently being compiled.

🥚 Reproduction

Reproduction data for Stenogobius Alleni is currently being compiled.

🌍 Habitat & Distribution

Freshwater; brackish; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish ⬇️ Benthic
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3 (TL)
Max TL
3.7cm
Dorsal Spines
7
Dorsal Rays
11
Anal Spines
1
Anal Rays
11

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Watson, 1991

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