Home · Atherinopsidae · Guatemala silverside
Guatemala silverside (Atherinella guatemalensis) — Atherinopsidae

Guatemala silverside

Atherinella guatemalensis
LC · Least Concern

The Guatemala silverside (Atherinella guatemalensis) is a fish that lives in both fresh and salt water of the family Atherinopsidae that grows up to 9 cm.

Length
9.1 cm
Water
Euryhaline
Diet
Omnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Open water
Danger
Harmless
Edibility
Rarely eaten

Description

The Guatemala silverside is a small silverside from fresh, brackish and coastal water of Central America, along the Pacific coast of Guatemala and nearby. The species grows to about 9 cm and has a slender, silvery body with a shiny, silver lateral stripe. It schools near the surface of rivers, lagoons and estuaries and feeds on small zooplankton, insects and algae. It is a local bait and forage fish. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Guatemala silverside?

The Guatemala silverside has an elongate, eel-like body, is mainly silver-grey and shows a horizontal stripes pattern.

Where does the Guatemala silverside live?

The Guatemala silverside lives in both fresh and salt water and is mostly found around open water.

How big does the Guatemala silverside get?

The Guatemala silverside grows to a maximum of about 9 cm.

Is the Guatemala silverside dangerous to humans?

No, the Guatemala silverside is harmless to humans.

Is the Guatemala silverside edible?

The Guatemala silverside is rarely eaten.

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All data

Identification

Dutch name
Guatemala-koornaarvis verified
English name
Guatemala silverside verified
Scientific name
Atherinella guatemalensis
Family
Atherinopsidae
Other names
Peppered silverside verified

Appearance

Size class
Small verified
Max length (cm)
9.1 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Pattern
Horizontal stripes sourced
Tail shape
Forked inferred
Mouth position
Superior (upward) sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
Two separate sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Euryhaline sourced
Substrate
Open water sourced
Origin
Native verified

Behaviour & biology

Diet
Omnivore sourced
Social behaviour
Schooling sourced
Territorial
No sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced

For anglers

Edibility
Rarely eaten sourced
Fishing method
Netvisserij sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced

Status & sources

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

Same genus Atherinella

More from the family Atherinopsidae

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