New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater 🌡️ Tropical

Astroblepus Acostai

Astroblepus acostai Ardila Rodríguez, 2011
Max Length
3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Astroblepus Acostai (Astroblepus acostai), first described by Ardila Rodríguez, 2011 is a tiny fish in the family Astroblepidae (order Siluriformes). Adults typically reach 3.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.

Scientific Name
Astroblepus acostai
Authority
Ardila Rodríguez, 2011
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
3 cm
Trophic Level
3.1
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Vertebrae: 22. Astroblepus acostai is distinguished by the following characters: maxillary wattle goes beyond buccal disk; pelvic fin does reach beyond the anus; pre-dorsal distance goes beyond the origin of the adipose spine; pectoral fin with a single radius and 11 more of them branched; pre-maxillary with two and a half rows of teeth, the outermost having 7-8 conic curved teeth; inferior lobule of the caudal fin is bigger that the superior lobule; 22 free vertebrae, the fifth ceratobrachial bone with 8 teeth in the anterior region .: elongated.

🌀 Behaviour

Behavioural data for Astroblepus Acostai 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 South America: Colombia.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01047 × L3.02 (TL)
Max TL
3cm
Vertebrae
22

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Ardila Rodríguez, 2011

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Astroblepus Acostai ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.