---
title: "Poisson-castor Émeraude"
description: "Amia ocellicauda — Poissons. Amia ocellicauda, the eyespot bowfin or emerald bowfin, is a species of bowfin native to North America."
canonical: https://animalchecklist.com/fr/animal/eyetail-bowfin
last_updated: 2026-09-20
---

# Poisson-castor Émeraude

> Amia ocellicauda — Poissons. Amia ocellicauda, the eyespot bowfin or emerald bowfin, is a species of bowfin native to North America.

- Scientific name: *Amia ocellicauda*
- Category: `fish` (Poissons)
- Habitats: `freshwater` (Lacs et rivières)
- iNaturalist observations: 2135
- iNaturalist taxon: [1439817](https://www.inaturalist.org/taxa/1439817)

## Names

- en: Eyetail Bowfin
- de: Augenfleck-Kahlhecht
- fr: Poisson-castor Émeraude

## Countries with the most observations

US (1541), CA (480)

## Summary

Amia ocellicauda, the eyespot bowfin or emerald bowfin, is a species of bowfin native to North America. Originally described by John Richardson from Lake Huron in 1836, it was synonymized with Amia calva until genetic work in 2022 revealed them to be separate species.
It differs from Amia calva by having fewer dentary teeth (only 15 compared to 16 or 17 of A. calva) and its interopercle membrane bone being smaller. It also has a more pronounced eyespot, has a longer body, has a less red hue, and males have green coloration during the breeding season. The two species split approximately 1 to 2.5 million years ago during…

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

## Photo

![Poisson-castor Émeraude](https://animalchecklist.com/img/animals/eyetail-bowfin/medium.jpg)

Photo: Reuven Martin · CC0 · inaturalist — https://www.inaturalist.org/observations/117235654

## Machine access

`GET https://animalchecklist.com/api/v1/animals/eyetail-bowfin?lang=fr` — see [openapi.json](https://animalchecklist.com/openapi.json).