---
title: "Red-knobbed Sea Star"
description: "Protoreaster lincki — Other animals. Protoreaster lincki, the red knob sea star, red spine star, African sea star, or the African red knob sea star, is a species of starfish from the Indian Ocean."
canonical: https://animalchecklist.com/animal/red-knobbed-sea-star
last_updated: 2026-09-20
---

# Red-knobbed Sea Star

> Protoreaster lincki — Other animals. Protoreaster lincki, the red knob sea star, red spine star, African sea star, or the African red knob sea star, is a species of starfish from the Indian Ocean.

- Scientific name: *Protoreaster lincki*
- Category: `other` (Other animals)
- Habitats: `sea` (Sea & coast)
- iNaturalist observations: 788
- Wikidata: [Q2993412](https://www.wikidata.org/wiki/Q2993412)
- iNaturalist taxon: [50411](https://www.inaturalist.org/taxa/50411)

## Names

- en: Red-knobbed Sea Star
- de: Rotgrauer Walzen-Seestern
- es: Estrella de rabos rojos
- fr: Étoile de mer à cornes de l’océan Indien
- nl: Rode stekelster

## Countries with the most observations

TZ (312), KE (196), MZ (58), MG (32), SC (21), IN (19), AU (7), ID (6), LK (5), ZA (3)

## Summary

Protoreaster lincki, the red knob sea star, red spine star, African sea star, or the African red knob sea star, is a species of starfish from the Indian Ocean.

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

## Photo

![Red-knobbed Sea Star](https://animalchecklist.com/img/animals/red-knobbed-sea-star/medium.jpg)

Photo: Andrew Deacon · CC0 · inaturalist — https://www.inaturalist.org/observations/20164911

## Machine access

`GET https://animalchecklist.com/api/v1/animals/red-knobbed-sea-star?lang=en` — see [openapi.json](https://animalchecklist.com/openapi.json).