Fin's Fish Guide
The Bighead seahorse (Hippocampus grandiceps) is a fish of the family Syngnathidae that grows up to 8 cm.
Description
The Bighead seahorse is a seahorse (Syngnathidae) from shallow seagrass, weed and reef water of the Indo-West Pacific. The species grows to about 8 cm and has an upright, armoured body with a horse-like head, a tubular snout and a prehensile tail with which it holds onto seagrass and coral. As a slow dweller it sucks up minute crustaceans. Remarkably the male broods the eggs in a pouch on the belly. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Bighead seahorse?
The Bighead seahorse is mainly brown.
Where does the Bighead seahorse live?
The Bighead seahorse is mostly found around stony or rocky ground.
How big does the Bighead seahorse get?
The Bighead seahorse grows to a maximum of about 8 cm.
Is the Bighead seahorse dangerous to humans?
No, the Bighead seahorse 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 Hippocampus
More from the family Syngnathidae
Want the complete picture on the Bighead seahorse?
Point your camera at the fish and Fin names the species in seconds. Free, and the Bighead seahorse is one of 12,519 species in the app.
Or scan with your phone