---
title: "Longsnout Seahorse"
description: "Hippocampus reidi — Peixes. The slender seahorse or longsnout seahorse (Hippocampus reidi) is a species of fish in the family Syngnathidae that usually inhabits subtropical regions."
canonical: https://animalchecklist.com/pt/animal/longsnout-seahorse
last_updated: 2026-09-20
---

# Longsnout Seahorse

> Hippocampus reidi — Peixes. The slender seahorse or longsnout seahorse (Hippocampus reidi) is a species of fish in the family Syngnathidae that usually inhabits subtropical regions.

- Scientific name: *Hippocampus reidi*
- Category: `fish` (Peixes)
- Habitats: `sea` (Mar e costa)
- iNaturalist observations: 1851
- Wikidata: [Q132985](https://www.wikidata.org/wiki/Q132985)
- iNaturalist taxon: [102831](https://www.inaturalist.org/taxa/102831)

## Names

- en: Longsnout Seahorse
- de: Langschnäuziges Seepferdchen
- es: Caballito de mar de hocico largo
- fr: Hippocampe à long nez

## Countries with the most observations

MX (229), HN (204), BR (139), US (96), BZ (82), BM (47), KY (44), CW (42), GP (39), VI (31), DM (23), BS (22)

## Summary

The slender seahorse or longsnout seahorse (Hippocampus reidi) is a species of fish in the family Syngnathidae that usually inhabits subtropical regions.

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Slender_seahorse

## Photo

![Longsnout Seahorse](https://animalchecklist.com/img/animals/longsnout-seahorse/medium.jpg)

Photo: TheMongrelKoi · CC0 · inaturalist — https://www.inaturalist.org/observations/45182622

## Machine access

`GET https://animalchecklist.com/api/v1/animals/longsnout-seahorse?lang=pt` — see [openapi.json](https://animalchecklist.com/openapi.json).