---
title: "Gladde hamerhaai"
description: "Sphyrna zygaena — Vissen. The smooth hammerhead (Sphyrna zygaena) is a species of hammerhead shark, and part of the family Sphyrnidae."
canonical: https://animalchecklist.com/nl/animal/smooth-hammerhead
last_updated: 2026-09-20
---

# Gladde hamerhaai

> Sphyrna zygaena — Vissen. The smooth hammerhead (Sphyrna zygaena) is a species of hammerhead shark, and part of the family Sphyrnidae.

- Scientific name: *Sphyrna zygaena*
- Category: `fish` (Vissen)
- Habitats: `sea` (Zee en kust)
- iNaturalist observations: 444
- Wikidata: [Q726259](https://www.wikidata.org/wiki/Q726259)
- iNaturalist taxon: [56765](https://www.inaturalist.org/taxa/56765)

## Names

- en: Smooth Hammerhead
- de: Glatter Hammerhai
- es: Cornuda prieta
- fr: Requin-marteau commun
- nl: Gladde hamerhaai
- pl: Głowomłot pospolity

## Countries with the most observations

NZ (107), AU (42), MX (38), EC (22), ZA (19), PT (17), ES (14), BR (8), UY (7), PE (4), CN (3), MA (3)

## Summary

The smooth hammerhead (Sphyrna zygaena) is a species of hammerhead shark, and part of the family Sphyrnidae. This species is named "smooth hammerhead" because of the distinctive shape of the head, which is flattened and laterally extended into a hammer shape (called the "cephalofoil"), without an indentation in the middle of the front margin (hence "smooth"). Unlike other hammerheads, this species prefers temperate waters and occurs worldwide at medium latitudes. In the summer, these sharks migrate towards the poles following cool water masses, sometimes forming schools numbering in the hundreds to thousands.
The…

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

## Photo

![Gladde hamerhaai](https://animalchecklist.com/img/animals/smooth-hammerhead/medium.jpg)

Photo: Simon Tonge · CC0 · inaturalist — https://www.inaturalist.org/observations/227607980

## Machine access

`GET https://animalchecklist.com/api/v1/animals/smooth-hammerhead?lang=nl` — see [openapi.json](https://animalchecklist.com/openapi.json).