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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Goldbelly topminnow

Girardinus falcatus Eigenmann, 1903
Max Length
3.7 cm
Max Weight
-
Lifespan
-
Trophic Level
2.2
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
36.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Occurs in ponds, lakes and lowland streams (2-150, usually less than 30, m elevation). Prefers stagnant water over muddy substrate with abundant aquatic vegetation. Feeds on diatoms, algae, leaves of aquatic plants, detritus and insect larvae.

Scientific Name
Girardinus falcatus
Authority
Eigenmann, 1903
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
3.7 cm
Trophic Level
2.2
Resilience
Medium
Vulnerability
36.00/100
Migration
Non-migratory
Water Temp
24–30 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Goldbelly topminnow is currently being compiled.

🌀 Behaviour

Behavioural data for Goldbelly topminnow is currently being reviewed.

🦐 Diet

algae
aquatic plants
detritus

🥚 Reproduction

🐣 Viviparous 🤰 Viviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
Internal

After about 25 days of gestation, female gives birth to 10-40 young.

🌍 Habitat & Distribution

Freshwater; demersal; non-migratory. Tropical; 24°C - 30°C Central America: Cuba.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Migration
Non-migratory
Trophic Level
2.2±0.14
Food Items

diatoms, algae, leaves of aquatic plants, detritus and insect larvae

📐 Morphometrics

Length–Weight Relationship: W = 0.01047 × L3.14 (TL)
Max TL
3.7cm

🌡️ Water Parameters & Tolerance

Temperature Range
24–30°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
2.2
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Eigenmann, 1903

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Girardichthys falcatus Eigenmann 1903 Synonym
Glaridichthys atherinoides Rivas 1944 Synonym
Glaridichthys falcatus Eigenmann 1903 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 23 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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