| Scientific Name | FishBase Name | Territory | Locality | Date taken | Photo |
|---|---|---|---|---|---|
| Hippocampus abdominalis | Big-belly seahorse |  |
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| Hippocampus abdominalis | Big-belly seahorse | Australia |  |
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| Hippocampus algiricus | West African seahorse |  |
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| Hippocampus algiricus | West African seahorse | Senegal |  |
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| Hippocampus angustus | Western spiny seahorse |  |
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| Hippocampus angustus | Western spiny seahorse | Australia |  |
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| Hippocampus barbouri | Barbour's seahorse |  |
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| Hippocampus barbouri | Barbour's seahorse | Philippines |  |
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| Hippocampus bargibanti | Pygmy seahorse |  |
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| Hippocampus bargibanti | Pygmy seahorse | New Caledonia |  |
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| Hippocampus borboniensis | Réunion seahorse |  |
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| Hippocampus borboniensis | Réunion seahorse | Reunion I. |  |
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| Hippocampus breviceps | Shorthead seahorse |  |
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| Hippocampus breviceps | Shorthead seahorse | Australia |  |
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| Hippocampus camelopardalis | Giraffe seahorse |  |
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| Hippocampus camelopardalis | Giraffe seahorse | Mozambique |  |
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| Hippocampus capensis | Knysna seahorse |  |
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| Hippocampus capensis | Knysna seahorse | South Africa |  |
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| Hippocampus comes | Tiger tail seahorse |  |
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| Hippocampus comes | Tiger tail seahorse | Philippines |  |
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| Hippocampus coronatus | Crowned seahorse |  |
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| Hippocampus coronatus | Crowned seahorse | Japan |  |
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| Hippocampus erectus | Lined seahorse |  |
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| Hippocampus erectus | Lined seahorse | USA |  |
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| Hippocampus fisheri | Fisher's seahorse |  |
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| Hippocampus fisheri | Fisher's seahorse | Hawaii |  |
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| Hippocampus fuscus | Sea pony |  |
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| Hippocampus fuscus | Sea pony | Saudi Arabia |  |
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| Hippocampus guttulatus | Long-snouted seahorse |  |
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| Hippocampus guttulatus | Long-snouted seahorse | France |  |
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| Hippocampus hippocampus | Short snouted seahorse |  |
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| Hippocampus hippocampus | Short snouted seahorse | Italy |  |
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| Hippocampus histrix | Thorny seahorse |  |
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| Hippocampus histrix | Thorny seahorse | Viet Nam |  |
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| Hippocampus ingens | Pacific seahorse |  |
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| Hippocampus ingens | Pacific seahorse | USA |  |
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| Hippocampus jayakari | Jayakar's seahorse |  |
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| Hippocampus jayakari | Jayakar's seahorse | Oman |  |
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| Hippocampus kelloggi | Great seahorse |  |
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| Hippocampus kelloggi | Great seahorse | Japan |  |
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| Hippocampus kuda | Spotted seahorse |  |
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| Hippocampus kuda | Spotted seahorse | Indonesia |  |
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| Hippocampus lichtensteinii | Lichtenstein's Seahorse |  |
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| Hippocampus lichtensteinii | Lichtenstein's Seahorse | Red Sea |  |
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| Hippocampus minotaur | Bullneck seahorse |  |
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| Hippocampus minotaur | Bullneck seahorse | Australia |  |
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| Hippocampus mohnikei | Japanese seahorse |  |
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| Hippocampus mohnikei | Japanese seahorse | Japan |  |
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| Hippocampus reidi | Longsnout seahorse |  |
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| Hippocampus reidi | Longsnout seahorse | West Indies |  |
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| Hippocampus sindonis | Shiho's seahorse |  |
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| Hippocampus sindonis | Shiho's seahorse | Japan |  |
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| Hippocampus spinosissimus | Hedgehog seahorse |  |
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| Hippocampus spinosissimus | Hedgehog seahorse | Viet Nam |  |
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| Hippocampus subelongatus | West Australian seahorse |  |
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| Hippocampus subelongatus | West Australian seahorse | Australia |  |
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| Hippocampus trimaculatus | Longnose seahorse |  |
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| Hippocampus trimaculatus | Longnose seahorse | Viet Nam |  |
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| Hippocampus tristis | Lazarus seahorse | Australia | Victoria |  |
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| Hippocampus whitei | White's seahorse |  |
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| Hippocampus whitei | White's seahorse | Australia |  |
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| Hippocampus zebra | Zebra seahorse |  |
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| Hippocampus zebra | Zebra seahorse | Australia |  |
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| Hippocampus zosterae | Dwarf seahorse |  |
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| Hippocampus zosterae | Dwarf seahorse | USA |  |