# Gadwall (*Mareca strepera*)

Canonical page: https://creaturedata.com/animals/gadwall  
Data as of: 2026-11-11

The gadwall (Mareca strepera) is a bird in the waterfowl subgroup, belonging to the family Anatidae in the order Anseriformes. It is a small bird with an adult body mass of 915.6 g, a herbivore with an aquatic lifestyle that lives in wetland habitats. The gadwall is partially migratory and has a geographic range of 18,550,000 km², with checklists recording it in Australia. The IUCN Red List assesses it globally as Least Concern (LC), which is not a threatened category.

## Quick facts

| Fact | Value |
|---|---|
| Weight | 915.6 g |
| Length | Not recorded |
| Lifespan | Not recorded |
| Diet | Herbivore |
| Main food | Not recorded |
| Habitat | wetland |
| Young per litter or clutch | Not recorded |
| Lifestyle | Aquatic |
| Migration | Partial |
| Conservation status | Least Concern (IUCN) |
| Countries on record | 1 country |

## Classification

- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Anseriformes
- family: Anatidae
- genus: Mareca
- species: *Mareca strepera* (Linnaeus, 1758)

Synonyms: *Chaulelasmus streperus*

## Countries on record

Countries where Catalogue of Life checklists list the species. Many checklists carry no country data, so the list is often incomplete. It is not a range map.

Australia

## Common questions

### What kind of animal is the gadwall?

The gadwall is a bird in the waterfowl subgroup. It belongs to the family Anatidae in the order Anseriformes.

### How heavy is a gadwall?

An adult Gadwall has a body mass of 915.6 g, which places it in the small size class (10 g to 1 kg).

### What does the gadwall eat?

The gadwall is a herbivore.

### Is the gadwall endangered?

No. The gadwall is listed as Least Concern (LC) on the IUCN Red List, which is not a threatened category.

### Which countries is the gadwall recorded in?

Checklists record the gadwall in Australia.

### Does the gadwall migrate?

Yes, the gadwall is partially migratory.

### What is the scientific name of the gadwall and who named it?

The gadwall's scientific name is Mareca strepera. The authority is written as (Linnaeus, 1758).

## Sources

- [AVONET: morphological, ecological and geographical data for all birds](https://doi.org/10.6084/m9.figshare.16586228.v7), CC BY 4.0, v7. Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7
- [Catalogue of Life eXtended Release](https://www.checklistbank.org/dataset/316691), CC BY 4.0, 2026-10-16 XR. Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf
- [Wikimedia Commons](https://commons.wikimedia.org), per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed), 2026-11-11. Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence).
- [Wikidata](https://www.wikidata.org), CC0 1.0, 2026-11-11. Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service).
- [Wikipedia (English)](https://en.wikipedia.org), CC BY-SA 4.0, 2026-11-11. Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).

Cite as: Gadwall (Mareca strepera). Retrieved from https://creaturedata.com/animals/gadwall