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Pike killifish (Belonesox belizanus) — Poeciliidae

Pike killifish

Belonesox belizanus
Family: Poeciliidae
NativeIntroduced

The Pike killifish (Belonesox belizanus) is a brackish-water fish of the family Poeciliidae that grows up to 20 cm.

Length
20 cm
Water
Brackish
Diet
Omnivore
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
North America: Belize, Costa Rica, Guatemala, Mexico, Nicaragua
Edibility
Commonly eaten

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Description

The pike killifish is a livebearing toothcarp (Poeciliidae) from fresh and brackish water of Central America. The species grows to about 20 cm and has an elongate, pike-like, green-grey body with a pointed, toothed mouth. As an ambush predator it lurks among water plants of slow waters and mangroves and seizes small fish. Like related livebearers the female gives birth to live young. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Pike killifish?

The Pike killifish has an elongate, eel-like body.

Where does the Pike killifish live?

The Pike killifish lives in brackish water and is mostly found around sand or mud bottom. North America: Belize, Costa Rica, Guatemala, Mexico, Nicaragua

How big does the Pike killifish get?

The Pike killifish grows to a maximum of about 20 cm. On average the species is around 10 cm.

Is the Pike killifish dangerous to humans?

No, the Pike killifish 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 Pike killifish edible?

Yes, the Pike killifish is commonly eaten.

More photos

Pike killifish (Belonesox belizanus) — Poeciliidae — 2
iNaturalist ((c) shmavin, some rights reserved (CC BY-NC))
Pike killifish (Belonesox belizanus) — Poeciliidae — 3
iNaturalist ((c) shmavin, some rights reserved (CC BY-NC))
Pike killifish (Belonesox belizanus) — Poeciliidae — 4
kary (CC BY-NC 4.0) via GBIF — iNaturalist
Pike killifish (Belonesox belizanus) — Poeciliidae — 5
Wikimedia Commons — Internet Archive Book Images (No restrictions)
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All data

Identification

English name
Pike killifish sourced
Scientific name
Belonesox belizanus
Family
Poeciliidae
Other names
Pike killifish; Pike livebearer; Top minnow; Topminnow verified

Appearance

Size class
Medium verified
Max length (cm)
20.0 verified
Average length (cm)
9.6 verified
Body shape
Elongated (eel-like) sourced
Tail shape
Rounded inferred
Mouth position
Superior (upward) sourced

Habitat & distribution

Water type
Brackish sourced
Substrate
Sand / mud bottom sourced
Natural range
North America: Belize, Costa Rica, Guatemala, Mexico, Nicaragua 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

Edibility
Commonly eaten inferred
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. 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

More from the family Poeciliidae

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