Common name: Yellow Seahorse

Scientific name: Hippocampus kuda Bleeker, 1852
Estuary Seahorse (Hippocampus kuda) from the indo-pacific oceanYellow Seahorse (Hippocampus kuda)
Yellow Seahorse (Hippocampus kuda)Yellow Seahorse close up

General Information

The Yellow Seahorse, scientifically known as Hippocampus kuda, is a captivating species in the aquarium trade. Known for its distinctive equine appearance and prehensile tail, this species is popular among hobbyists for its unique swimming style and charming demeanor. The Yellow Seahorse has been successfully bred in captivity, which helps reduce pressure on wild populations.

These seahorses are found in a range of colors, predominantly yellow and brown, which can change depending on their surroundings and mood. They are often found in seagrass beds, mangroves, and coral reefs in the Indo-Pacific region.

Details

Estimated price
Moderate
Recommended minimum tank volume
100 liter (26 gallons)
Salinity
S.G. 1.022 to 1.025
Temperature
24 to 26 °C (75 to 79 °F)
Acidity
pH 8.1 to 8.4
Average size
30 cm (1′)
Care level
Moderate to difficult
Diet
Carnivore Feeds primarily on small crustaceans like mysis shrimp
Social
Pair Best kept in pairs or small groups to encourage natural behavior
Reefsafe
Yes
Aggression
Peaceful
Captive bred
Yes
CITES
Appendix II
IUCN Red List
EX
EW
CR
EN
VU
NT
LC

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Pipefishes
    Syngnathiformes
  5. Family
    Pipefishes
    Syngnathidae
  6. Genus
    Seahorse
    Hippocampus
  7. Species
    Yellow Seahorse
    Hippocampus kuda Bleeker, 1852
  8. Synonyms
    Hippocamphus kuda Bleeker, 1852
    Hippocampus aterrimus Jordan & Snyder, 1902
    Hippocampus chinensis Basilewsky, 1855
    Hippocampus hilonis Jordan & Evermann, 1903
    Hippocampus horai Duncker, 1926
    Hippocampus kuda multiannularis Raj, 1941
    Hippocampus melanospilos Bleeker, 1854
    Hippocampus moluccensis Bleeker, 1852
    Hippocampus novaehebudorum Fowler, 1944
    Hippocampus polytaenia Bleeker, 1854
    Hippocampus rhynchomacer Duméril, 1870
    Hippocampus taeniops Fowler, 1904
    Hippocampus taeniopterus Bleeker, 1852
    Hippocampus tristis Castelnau, 1872
  9. Source: GBIF | Global Biodiversity Information Facility

Care

Caring for the Yellow Seahorse requires some dedication, as they need a stable environment and a specific diet to thrive. They prefer a tank with plenty of vertical space to accommodate their upright swimming style. Seahorses are slow feeders and may struggle to compete for food in a community tank, so specialized feeding arrangements are often necessary.

Diet and Feeding

Yellow Seahorses are carnivorous, feeding primarily on small crustaceans like mysis shrimp. In captivity, they should be offered a diet of frozen mysis shrimp, enriched with vitamins to ensure they receive all necessary nutrients. Feeding should occur multiple times a day to mimic their natural grazing behavior.

Behavior and Compatibility

These seahorses are generally peaceful and can be kept with other non-aggressive tank mates. However, care should be taken to ensure they are not outcompeted for food. Seahorses are often best kept in a species-only tank or with other gentle species that do not pose a threat.

Reproduction

Yellow Seahorses are known for their unique reproductive behavior, where the male carries the eggs in a specialized brood pouch. Breeding in captivity is possible and has been achieved by many hobbyists, contributing to the conservation of this enchanting species. The fry are delicate and require specific care and feeding to survive.

Health and Common Issues

Seahorses can be prone to certain health issues such as bacterial infections and stress-related conditions. Maintaining excellent water quality and providing a stress-free environment are crucial to their health. Regular monitoring and prompt treatment of any signs of illness are important to ensure their well-being.

Habitat

In the wild, Yellow Seahorses are found in shallow coastal waters, often in association with seagrass beds and mangroves. They prefer warm waters with gentle currents, which should be replicated in the home aquarium to keep them comfortable.

Conservation Status

The Yellow Seahorse is listed under CITES Appendix II, indicating that while not currently endangered, their trade needs to be monitored to prevent overexploitation. Captive breeding programs are crucial in reducing the demand for wild-caught specimens and aiding in their conservation.