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Catemaco platyfish (Xiphophorus milleri) — Poeciliidae

Catemaco platyfish

Xiphophorus milleri
Family: Poeciliidae
DD · Data Deficient

The Catemaco platyfish (Xiphophorus milleri) is a brackish-water fish of the family Poeciliidae that grows up to 3 cm.

Length
3 cm
Water
Brackish
Depth
0–2.0 m
Diet
Omnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Mixed bottom
Danger
Harmless
Range
Mexico
Edibility
Not eaten

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Description

The Catemaco platyfish is a small livebearing toothcarp endemic to Lake Catemaco and the Papaloapan basin in Veracruz, Mexico. Males stay around 3 cm, while females reach up to 4.5 cm. The fish has an olive to yellowish body with fine black speckling and an upturned mouth for surface feeding. It lives in very shallow, warm water along shores and tributaries, sometimes gathering in large aggregations, and shares its range with the green swordtail Xiphophorus hellerii. After a gestation of 24 to 28 days the female bears 15 to 50 live young. The species is popular in the aquarium trade.

Frequently asked questions

How do you recognise the Catemaco platyfish?

The Catemaco platyfish has a torpedo-shaped body, is mainly yellow-gold and shows a spots pattern. Ovoviviparous; males with a gonopodium; lives sympatrically with Xiphophorus hellerii

Where does the Catemaco platyfish live?

The Catemaco platyfish lives in brackish water and is mostly found around mixed bottom. Mexico

How big does the Catemaco platyfish get?

The Catemaco platyfish grows to a maximum of about 3 cm.

Is the Catemaco platyfish dangerous to humans?

No, the Catemaco platyfish 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.

Is the Catemaco platyfish edible?

The Catemaco platyfish is not usually eaten.

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All data

Identification

English name
Catemaco platyfish verified
Scientific name
Xiphophorus milleri
Family
Poeciliidae

Appearance

Size class
Small verified
Max length (cm)
3.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Yellow / gold inferred
Pattern
Spots inferred
Tail shape
Straight inferred
Mouth position
Superior (upward) sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Brackish sourced
Substrate
Mixed bottom sourced
Min depth (m)
0 sourced
Max depth (m)
2.0 verified
Natural range
Mexico verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Algae, organic debris and small invertebrates sourced
Social behaviour
Small groups inferred
Territorial
No sourced
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes sourced
Seasonality
Resident fish; present year-round and breeding year-round in the warm lake water. sourced
Special features
Ovoviviparous; males with a gonopodium; lives sympatrically with Xiphophorus hellerii sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
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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