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Malinche swordtail (Xiphophorus malinche) — Poeciliidae

Malinche swordtail

Xiphophorus malinche
Family: Poeciliidae

The Malinche swordtail (Xiphophorus malinche) is a freshwater fish of the family Poeciliidae that grows up to 6 cm.

Length
5.5 cm
Water
Freshwater
Diet
Omnivore
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Range
North America: Mexico

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Description

The Malinche swordtail is a livebearing toothcarp (Poeciliidae) from clear, cool mountain streams of eastern Mexico in Central America. The species grows to about 6 cm; the male has an elongated, sword-shaped lower tail-fin edge. The male fertilises the female internally with an anal fin modified into a gonopodium, after which live young are born. It snaps at mosquito larvae, small invertebrates and algae. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Malinche swordtail?

The Malinche swordtail has a torpedo-shaped body and is mainly green.

Where does the Malinche swordtail live?

The Malinche swordtail lives in fresh water and is mostly found around open water. North America: Mexico

How big does the Malinche swordtail get?

The Malinche swordtail grows to a maximum of about 6 cm.

Is the Malinche swordtail dangerous to humans?

No, the Malinche swordtail is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

More photos

Malinche swordtail (Xiphophorus malinche) — Poeciliidae — 2
iNaturalist ((c) Ken A. Thompson, some rights reserved (CC BY-NC))
Malinche swordtail (Xiphophorus malinche) — Poeciliidae — 3
iNaturalist ((c) Ken A. Thompson, some rights reserved (CC BY-NC))
Malinche swordtail (Xiphophorus malinche) — Poeciliidae — 4
iNaturalist ((c) Ken A. Thompson, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Malinche swordtail sourced
Scientific name
Xiphophorus malinche
Family
Poeciliidae
Other names
Highland swordtail sourced

Appearance

Size class
Small verified
Max length (cm)
5.5 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Green sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Freshwater sourced
Substrate
Open water sourced
Natural range
North America: Mexico sourced
Origin
Native inferred

Behaviour & biology

Diet
Omnivore inferred
Diet (detail)
Invertebrates, algae and detritus inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Xiphophorus

More from the family Poeciliidae

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