Oceans Seven

The Oceans Seven is a marathon swimming challenge consisting of seven open water channel swims. It was devised in 2008 as the swimming equivalent of the Seven Summits mountaineering challenge. It includes the North Channel, the Cook Strait, the Molokaʻi Channel, the English Channel, the Catalina Channel, the Tsugaru Strait and the Strait of Gibraltar.

North Channel

Cook Strait

Molokaʻi Channel

English Channel

Catalina Channel

Tsugaru Strait

Strait of Gibraltar

Oceans seven

List of Oceans Seven swims

The North Channel: between Ireland and Scotland, 34.5 kilometres (18.6 nmi)
The Cook Strait: between New Zealand’s North and South Islands, 22.5 kilometres (12.1 nmi)
The Molokaʻi Channel (also known as the Kaiwi Channel): between Moloka’i and O’ahu, 42 kilometres (23 nmi)
The English Channel: between England and France, 33 kilometres (18 nmi)
The Catalina Channel: between Santa Catalina Island and Los Angeles, 32.3 kilometres (17.4 nmi)
The Tsugaru Strait: between the Japanese islands of Honshu and Hokkaido, 19.5 kilometres (10.5 nmi)
The Strait of Gibraltar: between Spain and Morocco, 14.4 kilometres (7.8 nmi)

The LongSwims Database maintains a list of swimmers who have completed the challenge:

	Name	Date completed	Nation	Notes
1	Stephen Redmond	14 July 2012	Ireland	First ever to complete all seven swims
2	Anna-Carin Nordin	8 July 2013	Sweden	First woman to complete all seven swims
3	Michelle Macy	15 July 2013	United States
4	Darren Miller	29 August 2013	United States
5	Adam Walker	6 August 2014	United Kingdom
6	Kimberley Chambers	2 September 2014	New Zealand
7	Antonio Argüelles	3 August 2017	Mexico
8	Ion Lazarenco-Tiron	27 January 2018	Republic of Moldova	First from a landlocked country
9	Rohan Dattatrey More	9 February 2018	India	First Asian
10	Abhejali Bernardová	24 February 2018	Czech Republic
11	Cameron Bellamy	21 June 2018	South Africa	First South African
12	Lynton Mortensen	14 November 2018	Australia	First Australian
13	Thomas “Fleppy” Pembroke	14 December 2018	Australia
14	Nora Toledano Cadena	30 March 2019	Mexico
15	Mariel Hawley Dávila	30 March 2019	Mexico
16	André Wiersig	9 June 2019	Germany
17	Elizabeth Fry	25 August 2019	United States
18	Attila Mányoki	26 August 2019	Hungary
19	Jonathan Ratcliffe	10 December 2019	United Kingdom
20	Jorge Crivillés	1 January 2020	Spain	First Spaniard
21	Adrian Sarchet	29 February 2020	Guernsey
22	Prabhat Koli	1 March 2023	India
23	Dina Levačić	14 March 2023	Croatia	First Croat, youngest (27 years)
24	Herman van der Westhuizen	16 July 2023	South Africa
25	Andrew Donaldson	27 July 2023	United Kingdom	Fastest total time (calendar and cumulative)
26	Stephen Junk	10 September 2023	Australia
27	Kieron Palframan	6 October 2023	South Africa

Sataline, Suzanne (2010); "Extreme Swimmers Accept the Challenge of 'Oceans Seven'"; Wall Street Journal. Retrieved October 16, 2010.