---
title: "Rocky Mountain Cutthroat Trout"
description: "Oncorhynchus virginalis — Poissons. The Rocky Mountain cutthroat trout (Oncorhynchus virginalis), formerly lumped in with the cutthroat trout (Oncorhynchus clarkii) as one species with multiple subspecies, is a fish species of the family Salmonidae native to cold-water tributaries of the northern and southern Rocky Mountains, as well as into portions of the Great Basin in North America."
canonical: https://animalchecklist.com/fr/animal/rocky-mountain-cutthroat-trout
last_updated: 2026-09-20
---

# Rocky Mountain Cutthroat Trout

> Oncorhynchus virginalis — Poissons. The Rocky Mountain cutthroat trout (Oncorhynchus virginalis), formerly lumped in with the cutthroat trout (Oncorhynchus clarkii) as one species with multiple subspecies, is a fish species of the family Salmonidae native to cold-water tributaries of the northern and southern Rocky Mountains, as well as into portions of the Great Basin in North America.

- Scientific name: *Oncorhynchus virginalis*
- Category: `fish` (Poissons)
- Habitats: `freshwater` (Lacs et rivières), `mountains` (Montagnes)
- iNaturalist observations: 2798
- Wikidata: [Q127496019](https://www.wikidata.org/wiki/Q127496019)
- iNaturalist taxon: [1316977](https://www.inaturalist.org/taxa/1316977)

## Names

- en: Rocky Mountain Cutthroat Trout
- de: Rio-Grande-Forelle

## Countries with the most observations

US (2585), CA (7), IT (3)

## Summary

The Rocky Mountain cutthroat trout (Oncorhynchus virginalis), formerly lumped in with the cutthroat trout (Oncorhynchus clarkii) as one species with multiple subspecies, is a fish species of the family Salmonidae native to cold-water tributaries of the northern and southern Rocky Mountains, as well as into portions of the Great Basin in North America. As a member of the genus Oncorhynchus, it is a part of the Pacific trout group, which includes the widely distributed rainbow trout. Cutthroat trout are popular gamefish, especially among anglers who enjoy fly fishing. The common name "cutthroat" refers to the distinctive…

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

## Photo

![Rocky Mountain Cutthroat Trout](https://animalchecklist.com/img/animals/rocky-mountain-cutthroat-trout/medium.jpg)

Photo: Joshua Smith · CC0 · inaturalist — https://www.inaturalist.org/observations/7925996

## Machine access

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