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Denise's pygmy seahorse (Hippocampus denise)

Photo of Denise's pygmy seahorse (Hippocampus denise)

Key facts

Scientific name
Hippocampus denise
Common name
Denise's pygmy seahorse
Category
Fish
Family
Syngnathidae
Genus
Hippocampus
Size
1–2 cm
Depth
13–90 m
IUCN status
Least concern (LC)
Danger level
Harmless
Habitats
coral-reef
Behaviours
solitary, pair, cryptic
Ocean zones
Asian Pacific

Description

Hippocampus denise reaches 2 cm. Orange-yellow to brown pygmy seahorse with very elongated tail, among the smallest seahorses worldwide. Lives exclusively associated with certain gorgonians (Annella, Echinogorgia, Muricella) on coral drop-offs from 13 to 90 m of central and western Indo-Pacific (Indonesia, Philippines, Maldives). Mimics polyps of host gorgonian. Formally discovered in 2003 (dedicated to Denise Tackett). Smaller and thinner than H. bargibanti, super-sought macro subject.

Photo of Denise's pygmy seahorse

Photo of Denise's pygmy seahorse (Hippocampus denise)Photo of Denise's pygmy seahorse (Hippocampus denise)

Frequently asked questions

How big is the Denise's pygmy seahorse?
Denise's pygmy seahorse (Hippocampus denise) reaches 1–2 cm in length.
At what depth can you find the Denise's pygmy seahorse?
Denise's pygmy seahorse is found between 13–90 m deep.
Is the Denise's pygmy seahorse dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Denise's pygmy seahorse?
IUCN status: Least concern (LC).
Where can you find the Denise's pygmy seahorse?
Found in: Asian Pacific.

Other species in the genus Hippocampus

  • Hippocampus pontohi - Pontoh's pygmy seahorse
  • Hippocampus severnsi - Severns' pygmy seahorse
  • Hippocampus hippocampus - Short-snouted seahorse
  • Hippocampus ingens - Pacific 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 275193)
  • Photos: iNaturalist (CC BY-NC)
  • Distribution: GBIF (taxonKey 5201142)
  • Conservation: IUCN Red List
  • Encyclopedia: Wikipedia