Fin's Fish Guide
The Longspine ponyfish (Leiognathus longispinis) is a fish of the family Leiognathidae that grows up to 10 cm.
Description
The longspine ponyfish is a ponyfish (Leiognathidae) from turbid coastal and estuarine water of the Indo-West Pacific. The species grows to about 10 cm and has a deep, strongly laterally compressed, shiny silver body with a highly protrusible mouth and an elongated dorsal spine. In its throat it carries luminous bacteria with which it spreads a glow in schools. As a bottom-oriented fish it searches for small zooplankton, worms and detritus. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Longspine ponyfish?
The Longspine ponyfish is mainly silver-grey.
Where does the Longspine ponyfish live?
The Longspine ponyfish is mostly found around sand or mud bottom.
How big does the Longspine ponyfish get?
The Longspine ponyfish grows to a maximum of about 10 cm.
Is the Longspine ponyfish dangerous to humans?
No, the Longspine ponyfish 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
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Leiognathus
More from the family Leiognathidae
Want the complete picture on the Longspine ponyfish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Longspine ponyfish is one of 12,519 species in the app.