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💧 Freshwater Near Threatened 🐠 Aquarium 🌡️ Tropical

Gastromyzon Cornusaccus

Gastromyzon cornusaccus Tan, 2006
Max Length
4.9 cm
Max Weight
-
Lifespan
-
Trophic Level
2.3
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Gastromyzon Cornusaccus (Gastromyzon cornusaccus) is a ray-finned fish of the family Balitoridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 4.9 cm. With a trophic level of 2.3, it is an omnivore, consuming both plant and animal matter. It is assessed as Near Threatened on the IUCN Red List.

Scientific Name
Gastromyzon cornusaccus
Authority
Tan, 2006
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
NT
Max Length
4.9 cm
Trophic Level
2.3
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 4; Vertebrae: 29 - 31. Can be distinguished from other species of the genus by possessing the following unique combination of characters: distinct secondary rostrum present; incomplete post-oral pouch present; pockets posterior to mouth corners; sublacrymal groove visible from side; body with plain uniform pattern when adult, with thick cream bars and blotches when juvenile, head dorsum plain; subopercular groove absent; gill slit vertical; sublacrymal groove present; a truncate snout when viewed dorsally; abdomen without scales; 55-61 scales on lateral line; pelvic fin just touching anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin .: elongated.

🌀 Behaviour

Behavioural data for Gastromyzon Cornusaccus is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.3±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.00646 × L3.11 (TL)
Max TL
4.9cm
Dorsal Rays
8
Anal Rays
4
Vertebrae
30

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.3
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Tropical
Described By
Tan, 2006

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