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💧 Freshwater Vulnerable 🐠 Aquarium

Sicydium Altum

Sicydium altum Meek, 1907
Max Length
14 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
-
Climate
💧 Freshwater
Resilience
High
Vulnerability
29.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Found stuck to rocks or hiding between stones in creeks and rivers. Usually in rapids and riffles of high current velocity, up to an elevation of 1, 180 m. Ingests mud, diatoms and filamentous algae scraped from the substratum. Gravid females at 7 cm SL have been observed.

Scientific Name
Sicydium altum
Authority
Meek, 1907
Habitat
Freshwater
Body Shape
Fusiform / normal
IUCN Status
VU
Max Length
14 cm
Resilience
High
Vulnerability
29.00/100
Water Temp
20–31 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Remarks: caudal fin rounded.: fusiform / normal; Cross section: circular.

🌀 Behaviour

Behavioural data for Sicydium Altum 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. High altitude; 20°C - 31°C Central America: Atlantic drainage of Costa Rica.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
14cm

🌡️ Water Parameters & Tolerance

Temperature Range
20–31°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Body Shape
Fusiform / normal
Described By
Meek, 1907

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