22nd Sines Bay Open Water Race

The ZEUS Open Water Grand Prix 2026 is a national and international open water swimming event taking place on June 10, 2026, at Praia Fluvial do Alqueidão (River Zêzere), Tomar, Portugal.

Organized by Sociedade Filarmónica Gualdim Pais (SFGP), the event offers multiple race distances designed for swimmers of different ages and performance levels.

Participants can compete in the following open water distances: 500 m, 1,500 m, 1,500 m (wetsuit category), 3,000 m, and 25 km ultramarathon.

The 25 km race connects Dornes (Ferreira do Zêzere) to Praia Fluvial do Alqueidão (Tomar), while the remaining distances are held in circuit format at Praia Fluvial do Alqueidão.

The event is open to national and international swimmers of both genders, starting from 10 years of age (depending on distance).

Start Times:
• 07:30 – 25 km
• 11:00 – 500 m
• 11:30 – 3,000 m
• 11:45 – 1,500 m (wetsuit)
• 11:50 – 1,500 m

The Joaquim Bernardo de Sousa Lobo Sea Swimming Race takes place on June 21, 2026, in Nazaré, Portugal. Founded in 1958, this is one of the most historic and emblematic open water swimming events in the country.

The race is held in the Atlantic Ocean and follows an “out-and-back” course of approximately 1.8 km, combining physical challenge with strong cultural and maritime heritage. The event promotes ocean awareness, community identity, and inclusive participation, welcoming both federated and non-federated swimmers, including neurodivergent athletes.

The 2nd Baixa d’Areia Open Water Race takes place on June 7, 2026, in Água de Pau, São Miguel (Azores). This competition is part of the XIX National Open Water Circuit 2025–2026, organized under the Portuguese Swimming Federation (FPN).

Held in the Atlantic Ocean, the race provides swimmers with the opportunity to compete in a sea environment while earning official ranking points for the National Circuit. The event is open to Open Water (AA) and Masters Open Water swimmers.

The 5th Edition of the Grande Descida de Castelo Bode is a multi-stage open water swimming competition held on June 5-7, 2026, in Portugal. The event consists of six stages covering a total distance of approximately 50 km along the Castelo de Bode reservoir.

Participants can compete in one or multiple stages, or as part of a relay team of two swimmers. The race is open to swimmers aged 14 and older who hold a license from the Portuguese Swimming Federation or equivalent recognized by FINA. Each stage takes place at different river beach locations across the municipalities of Figueiró dos Vinhos, Vila de Rei, Ferreira do Zêzere, and Abrantes.

The event offers a competitive atmosphere with individual and relay classifications, monetary prizes for top finishers in each stage and overall, and commemorative awards for all participants. Support boats accompany swimmers for safety, and the race embraces the scenic natural water landscapes of the Castelo de Bode reservoir.