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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Cauca molly

Poecilia caucana Steindachner, 1880
Max Length
3 cm
Max Weight
-
Lifespan
-
Trophic Level
2.6
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Feeds on algae and insects end up in the water . Tolerates extreme temperature, salinity and anoxia conditions . There was a proposal to use this species as biological control against mosquito larvae .

Scientific Name
Poecilia caucana
Authority
Steindachner, 1880
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
3 cm
Trophic Level
2.6
Resilience
High
Vulnerability
27.00/100
Water Temp
26–30 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Identified by the black spot found on the base of the dorsal fin; some specimens with thin transverse bands along the body but this may be attributed to the coloration before or after the reproductive period .: fusiform / normal.

🌀 Behaviour

Behavioural data for Cauca molly is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

Produces 10 to 25 young after a gestation period of about 28 days. Young cared for by the male .

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 7.0 - 7.5; dH range: 10 - 20. Tropical; 26°C - 30°C Central and South America: Pacific drainage system from Darien, Panama to Rio Cauca, Colombia as well as in Lake Maracaibo, Venezuela.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.6±0.26
Food Items

algae and insects end up in the water (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01318 × L3.15 (TL)
Max TL
3cm

🌡️ Water Parameters & Tolerance

Temperature Range
26–30°C
pH Range
7–7.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
2.6
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Steindachner, 1880

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Cauca Molly · South American molly
🇸🇦Arabic مولي أمريكا الجنوبية · مولي كوكا
🌍CES živorodka kolumbijská
🇩🇰Danish Cauca-molly
🇪🇸Spanish Parivivo

Scientific Synonyms

Scientific Name Author Year Status
Allopoecilia caucana Steindachner 1880 Synonym
Girardinus caucanus Steindachner 1880 Synonym
Hubbsichthys laurae Schultz 1949 Synonym
Mollienesia caucana Steindachner 1880 Synonym
Mollienisia caucana Steindachner 1880 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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