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Pacific seahorse (Hippocampus ingens)

Photo of Pacific seahorse (Hippocampus ingens)

Key facts

Scientific name
Hippocampus ingens
Common name
Pacific seahorse
Category
Fish
Family
Syngnathidae
Genus
Hippocampus
Size
15–30 cm
Depth
1–60 m
IUCN status
Vulnerable (VU)
Danger level
Harmless
Habitats
rocky-reef, seagrass-meadow
Behaviours
benthic, slow-mover
Ocean zones
Caribbean, Eastern Pacific

Description

Hippocampus ingens reaches 30 cm, largest East Pacific seahorse and only species present in the area. Body brown-yellow to red-brown to olive-brown, sometimes orange or black, tall coronet, long snout. Lives from 1 to 60 m on rocky reefs, gorgonians and seagrass meadows of East Pacific, from California to Peru, including Galapagos. Threatened by traditional medicine fishery and habitat degradation. IUCN Vulnerable. Iconic East Pacific dive photo subject, memorable encounter.

Photo of Pacific seahorse

Photo of Pacific seahorse (Hippocampus ingens)Photo of Pacific seahorse (Hippocampus ingens)

Frequently asked questions

How big is the Pacific seahorse?
Pacific seahorse (Hippocampus ingens) reaches 15–30 cm in length.
At what depth can you find the Pacific seahorse?
Pacific seahorse is found between 1–60 m deep.
Is the Pacific seahorse dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Pacific seahorse?
IUCN status: Vulnerable (VU).
Where can you find the Pacific seahorse?
Found in: Caribbean, Eastern Pacific.

Other species in the genus Hippocampus

  • Hippocampus pontohi - Pontoh's pygmy seahorse
  • Hippocampus denise - Denise's pygmy seahorse
  • Hippocampus severnsi - Severns' pygmy seahorse
  • Hippocampus hippocampus - Short-snouted seahorse
  • Hippocampus reidi - Longsnout seahorse
  • Hippocampus bargibanti - Bargibant's pygmy seahorse

Other species in the family Syngnathidae

  • Hippocampus guttulatus - Long-snouted seahorse
  • Corythoichthys flavofasciatus - Yellow-banded pipefish
  • Corythoichthys intestinalis - Messmate pipefish
  • Doryrhamphus excisus - Flagtail pipefish
  • Halicampus macrorhynchus - Ornate pipefish
  • Phycodurus eques - Leafy seadragon

Sources

  • Taxonomy: WoRMS (AphiaID 275197)
  • Photos: iNaturalist (CC BY-NC)
  • Distribution: GBIF (taxonKey 5201050)
  • Conservation: IUCN Red List
  • Encyclopedia: Wikipedia