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💧 Freshwater Data Deficient 🌡️ Tropical

Allomogurnda Insularis

Allomogurnda insularis Allen, 2003
Max Length
5.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Occurs in a flowing stream in an open rocky bed, with cobble, sand, gravel and rocky substrates. This fish is most common in sections protected from the main current .

Scientific Name
Allomogurnda insularis
Authority
Allen, 2003
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
5.5 cm
Trophic Level
3.2
Resilience
High
Vulnerability
14.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 8 - 9; Dorsal soft rays (total): 9 - 10; Anal spines: 1; Anal soft rays: 8 - 9. Distinguished from it closely related species Allomogurnda montana on the basis of the several morphometric and color pattern differences: caudal peduncle more slender, with depth ranging from12.2-13.2% of SL, average 12.5% (vs. 13.0-13.9%, average 13.35%); second dorsal fin base length 16.6-20.9% SL (vs. 19.1-22.2% of SL) and anal fin base length12.7-15.7% of SL (vs. 16.0-18.9% of SL); darker spotting on the body and fins ; distinct dark bands on the head (vs. indistinct orange bands) and a darkish upper pectoral fin base with a distinctive small white to yellow spot on the uppermost part; and melanophores on mouth floor (area directly under the free portion of the tongue) mainly confined to the anterior half of this region, with a large unpigmented area next to the tongue base (vs. liberally covered) .: fusiform / normal.

🌀 Behaviour

Behavioural data for Allomogurnda Insularis 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; 25°C - ?

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.08 (TL)
Max TL
5.5cm
Dorsal Spines
9
Dorsal Rays
10
Anal Spines
1
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
14.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Allen, 2003

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