---
title: "Esmark's brittle star"
description: "Ophioplocus esmarki — Inne zwierzęta. Ophioplocus esmarki, commonly known as Esmark's brittle star or the smooth brittle star, is a species of brittle star in the family Hemieuryalidae."
canonical: https://animalchecklist.com/pl/animal/esmark-s-brittle-star
last_updated: 2026-09-20
---

# Esmark's brittle star

> Ophioplocus esmarki — Inne zwierzęta. Ophioplocus esmarki, commonly known as Esmark's brittle star or the smooth brittle star, is a species of brittle star in the family Hemieuryalidae.

- Scientific name: *Ophioplocus esmarki*
- Category: `other` (Inne zwierzęta)
- Habitats: `sea` (Morze i wybrzeże)
- iNaturalist observations: 776
- Wikidata: [Q2591103](https://www.wikidata.org/wiki/Q2591103)
- iNaturalist taxon: [56672](https://www.inaturalist.org/taxa/56672)

## Names

- en: Esmark's brittle star

## Countries with the most observations

US (730), MX (9)

## Summary

Ophioplocus esmarki, commonly known as Esmark's brittle star or the smooth brittle star, is a species of brittle star in the family Hemieuryalidae. It can be found from the low intertidal to a depth of 70 m, from Northern California to Baja California. This is one of the few brittle star species that is visible during daylight hours.

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

## Photo

![Esmark's brittle star](https://animalchecklist.com/img/animals/esmark-s-brittle-star/medium.jpg)

Photo: Amanda Whitmire · CC0 · inaturalist — https://www.inaturalist.org/observations/251836275

## Machine access

`GET https://animalchecklist.com/api/v1/animals/esmark-s-brittle-star?lang=pl` — see [openapi.json](https://animalchecklist.com/openapi.json).