In at the deep end

Khaki bikini top £12.50, and bottoms £12.50, both by Gap.
Aertex vest £18, by Sunspel.
Photograph: Paul Farrell. Styling: Steph Stephens

Sleeveless white shirt £25, by Gap.
Black bandeau top £95, and Sunglasses £225, by Oliver Goldsmith from Margaret Howell.
Lilac bikini bottoms (part of a set) £128, by Zimmerman, from Matches.
Photograph: Paul Farrell. Styling: Steph Stephens

Striped Bather £125, by Margaret Howell.
Shirt £84, by American Vintage, from Liberty.
Jodphur boots £240, by Swedish Hasbeens.
Photograph: Paul Farrell. Styling: Steph Stephens

Swimsuit by Bossamare £92, from my-wardrobe.com.
Sweatshirt £35, by Gap.
Photograph: Paul Farrell. Styling: Steph Stephens

Vest £35, by Margaret Howell.
Bikini bottoms (part of set) £26, and sunglasses £15, both by Urban Outfitters.
Photograph: Paul Farrell. Styling: Steph Stephens

Swimsuit £180, by Heidi Klein, from Matches.
Hairband £39, by Moschino.

Stylist’s assistant: Rachel Story. Hair: Mark Hampton for Taylor Taylor using Tigi Catwalk. Make-up: Sonia Deveney at Balcony Jump using Dior Spring 2010 Look. Model: Lottie at Models 1.
Photograph: Paul Farrell. Styling: Steph Stephens