Open Water Swim Coaching in Devon
Feel confident, capable and safe in the sea

Build confidence, improve your stroke, and feel at home in the sea.
Learn to swim safely in open water with an experienced coach. Whether you’re new to sea swimming or want to improve your technique, I’ll help you feel confident, capable and calm in the water.

I’m Karen Marshall, an experienced, qualified open water swim coach based in Teignbridge in Devon. I help people feel calm and confident in the sea, whether you’re just starting out or improving your stroke.

  • Teignmouth • Dawlish • Coryton • Dawlish Warren • Torbay

Sea swimming should feel good, not intimidating.

  • Build confidence in the sea
  • Transition from pool to open water swimming
  • Get used to cold water gradually
  • Understand conditions and stay safe
  • Learn front crawl in open water
  • Improve your swim efficiency
  • Work towards a distance goal
  • Develop open water skills
Book a Session
View 2026 programme

Outdoor Swim Coach

Hi, I’m Karen, an open water swim coach based in Teignbridge in Devon. I’ve been coaching in the sea since 2020 and bring together:
- Open water swimming skills and safety
- Technique coaching
- A calm, supportive coaching style

I’m also a qualified coach and mentor, which means sessions go beyond just swimming — helping you feel more confident, capable and at ease in the water

Choose the right session for you:

New to sea swimming

  • 1:1 coaching
  • Build confidence
  • Learn safety basics
  • Small group session

Start your journey.

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Improvers

  • 1:1 coaching
  • Technique & skills
  • Small group sessions
  • Increase your efficiency

Gain skills and confidence.

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Join regular sessions

  • Weekly sea swims
  • Friendly group
  • Stay consistent

Find your tribe of swimmers.

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Walk, Talk, Dip

  • Headspace + clarity
  • Coaching + Sea
  • Dipping

A reset for the stuck. 

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I'm never out of the sea now. It's my solace, my exercise and my social life. If I'm not at home... you know where to find me!
Lorna
Karen has given me the confidence to get into cold water and to relax. It's made a massive difference to me and my general wellbeing. Love it!
Lorraine

Sea Swimming Tips & Advice