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💧 Freshwater 🌡️ Subtropical

Livebearing fish

Heterandria tuxtlaensis McEachran & Dewitt, 2008
Max Length
7.2 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Livebearing fish (Heterandria tuxtlaensis) is a ray-finned fish of the family Poeciliidae. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 7.2 cm. With a trophic level of 2.9, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Heterandria tuxtlaensis
Authority
McEachran & Dewitt, 2008
Habitat
Freshwater
Climate
Subtropical
Max Length
7.2 cm
Trophic Level
2.9
Resilience
Medium
Vulnerability
33.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Livebearing fish is currently being compiled.

🌀 Behaviour

Behavioural data for Livebearing fish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Freshwater; pelagic. Subtropical South America: Mexico: endemic to Lake Catemaco and tributaries of the lake and the Río Grande de Catemaco above the falls at El Salto de Eyipantla (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
2.9±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01047 × L3.14 (TL)
Max TL
7.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
McEachran & Dewitt, 2008

🦠 Common Diseases

The following diseases are known to affect Livebearing fish.

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