---
title: "Mergulhão-de-cabeça-grisalha"
description: "Poliocephalus poliocephalus — Aves. The hoary-headed grebe (Poliocephalus poliocephalus) is a member of the grebe family."
canonical: https://animalchecklist.com/pt/animal/hoary-headed-grebe
last_updated: 2026-09-20
---

# Mergulhão-de-cabeça-grisalha

> Poliocephalus poliocephalus — Aves. The hoary-headed grebe (Poliocephalus poliocephalus) is a member of the grebe family.

- Scientific name: *Poliocephalus poliocephalus*
- Category: `birds` (Aves)
- Habitats: `freshwater` (Lagos e rios)
- iNaturalist observations: 5989
- Wikidata: [Q904167](https://www.wikidata.org/wiki/Q904167)
- iNaturalist taxon: [4232](https://www.inaturalist.org/taxa/4232)

## Names

- en: Hoary-headed Grebe
- de: Haarschopftaucher
- es: Zampullín canoso
- fr: Grèbe argenté
- nl: Grijskopfuut
- pt: Mergulhão-de-cabeça-grisalha
- pl: Perkoz sędziwy

## Countries with the most observations

AU (5753), NZ (65)

## Summary

The hoary-headed grebe (Poliocephalus poliocephalus) is a member of the grebe family. It breeds in southern parts of Australia; it winters throughout the island of Tasmania. The bird takes its name from the silvery-white streaking on its black head. It is common in Australia, with a population of about 500,000. Its habitat is similar to that of the Australasian grebe.

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

## Photo

![Mergulhão-de-cabeça-grisalha](https://animalchecklist.com/img/animals/hoary-headed-grebe/medium.jpg)

Photo: Ben Keen · CC0 · inaturalist — https://www.inaturalist.org/observations/317725633

## Machine access

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