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💧 Freshwater Least Concern ⚡ Potential pest 🌡️ Tropical

Shortfin molly

Poecilia mexicana Steindachner, 1863
Max Length
11 cm
Max Weight
-
Lifespan
-
Trophic Level
2
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
39.00/100
Typical Length
4 cm
Depth Zone
-

📖 Overview

Adults occur in warm springs and their effluents, canals and weedy ditches, and stream pools . Food is mainly detritus . Some populations in caves . Migratory behaviour is undetermined .

Scientific Name
Poecilia mexicana
Authority
Steindachner, 1863
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
11 cm
Trophic Level
2
Resilience
Medium
Vulnerability
39.00/100
Water Temp
22–28 °C

🐟 Physical Description

Physical description for Shortfin molly is currently being compiled.

🌀 Behaviour

Behavioural data for Shortfin molly is currently being reviewed.

🦐 Diet

Diet information for Shortfin molly is currently being compiled.

🥚 Reproduction

28 days after fertilization female gives birth to 30-80 young. Sexual maturity is reached after 7-12 months .

🌍 Habitat & Distribution

Freshwater; brackish; benthopelagic; pH range: 7.0 - 7.5; dH range: 20 - 30. Tropical; 22°C - 28°C ; 19°N - 14°N North and Central America: Rio San Juan, Mexico to Guatemala.

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish
Trophic Level
2

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L3.11 (TL)
Max TL
11cm

🌡️ Water Parameters & Tolerance

Temperature Range
22–28°C
pH Range
7–7.5

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
39.00/100
Moderate vulnerability
Trophic Level
2
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Steindachner, 1863

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Poecilia cuneata Garman 1895 Synonym
Poecilia limantouri Jordan & Snyder 1899 Synonym
Poecilia mexicana mexicana - - Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 216 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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