---
title: "Raft Spider"
description: "Dolomedes fimbriatus — Insects & spiders. The raft spider (Dolomedes fimbriatus) is a large semi-aquatic spider of the family Dolomedidae found throughout north-western and central Europe."
canonical: https://animalchecklist.com/animal/raft-spider
last_updated: 2026-09-20
---

# Raft Spider

> Dolomedes fimbriatus — Insects & spiders. The raft spider (Dolomedes fimbriatus) is a large semi-aquatic spider of the family Dolomedidae found throughout north-western and central Europe.

- Scientific name: *Dolomedes fimbriatus*
- Category: `insects` (Insects & spiders)
- Habitats: `freshwater` (Lakes & rivers)
- iNaturalist observations: 5475
- Wikidata: [Q847066](https://www.wikidata.org/wiki/Q847066)
- iNaturalist taxon: [121778](https://www.inaturalist.org/taxa/121778)

## Names

- en: Raft Spider
- de: Gerandete Jagdspinne
- fr: Dolomède des marais
- nl: Gerande oeverspin
- pl: Bagnik przybrzeżny

## Countries with the most observations

FI (439), GB (172), RU (148), DE (125), SE (118), IT (116), FR (108), PL (105), AT (100), LT (45), IE (42), DK (40)

## Summary

The raft spider (Dolomedes fimbriatus) is a large semi-aquatic spider of the family Dolomedidae found throughout north-western and central Europe. It is one of only two species of the genus Dolomedes found in Europe, the other being the slightly larger Dolomedes plantarius which is endangered in the UK.

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

## Photo

![Raft Spider](https://animalchecklist.com/img/animals/raft-spider/medium.jpg)

Photo: Lutra lutra · CC0 · inaturalist — https://www.inaturalist.org/observations/231791332

## Machine access

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