Florent's Guide To The Hawaiian, South Pacific and

Indo-Pacific Reefs

Thorny seahorse
Hippocampus histrix

Thorny seahorse - Hippocampus histrix
Location: Lembeh Strait, Indonesia

Scientific Name: Hippocampus histrix
Also known as: Spiny Seahorse
Category: Seahorses
Size: Up to 6 in. (15 cm)  
Depth: 30-80 ft. (10-25 m)
Distribution: Indo-West Pacific, French Polynesia


 
 
 
 
 
 
 

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© 2026 Florent Charpin