---
title: "Heermann's Gull"
description: "Larus heermanni — Birds. Heermann's gull (Larus heermanni) is a gull resident in the United States, Mexico and extreme southwestern British Columbia, nearly all nesting on Isla Rasa in the Gulf of California."
canonical: https://animalchecklist.com/animal/heermann-s-gull
last_updated: 2026-09-20
---

# Heermann's Gull

> Larus heermanni — Birds. Heermann's gull (Larus heermanni) is a gull resident in the United States, Mexico and extreme southwestern British Columbia, nearly all nesting on Isla Rasa in the Gulf of California.

- Scientific name: *Larus heermanni*
- Category: `birds` (Birds)
- Habitats: `sea` (Sea & coast)
- iNaturalist observations: 25977
- Wikidata: [Q795982](https://www.wikidata.org/wiki/Q795982)
- iNaturalist taxon: [4353](https://www.inaturalist.org/taxa/4353)

## Names

- en: Heermann's Gull
- de: Heermannmöwe
- es: Gaviota Plomiza
- fr: Goéland de Heermann
- nl: Heermanns meeuw
- pt: Gaivota-cinzenta-setentrional
- pl: Mewa śniada

## Countries with the most observations

US (20403), MX (3755), CA (566), CR (12)

## Summary

Heermann's gull (Larus heermanni) is a gull resident in the United States, Mexico and extreme southwestern British Columbia, nearly all nesting on Isla Rasa in the Gulf of California. They are usually found near shores or well out to sea, very rarely inland. The species is named after Adolphus Lewis Heermann, nineteenth-century explorer and naturalist.

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Heermann%27s_gull

## Photo

![Heermann's Gull](https://animalchecklist.com/img/animals/heermann-s-gull/medium.jpg)

Photo: steve b · CC0 · inaturalist — https://www.inaturalist.org/observations/155426890

## Machine access

`GET https://animalchecklist.com/api/v1/animals/heermann-s-gull?lang=en` — see [openapi.json](https://animalchecklist.com/openapi.json).