Circuito Mares takes place on Sun, Sep 20, 2026 in Ilhabela, Brazil. The main route is 5 km.
- Date
- Sun, Sep 20, 2026
- Start
- Ilhabela 🇧🇷
- Distance
- 5 km
- Level
- Open to all
Circuito Mares is a premier open water swimming and beach sports festival held across multiple stages along the northern coast of São Paulo, Brazil.
Official event pageWhat this race demands
Circuito Mares demands sustained open water endurance to complete a continuous 5 km swim in Ilhabela.
Distance endurance
Covering 5 km in open water requires continuous swimming capability without the rest walls of a pool provide.
Open water navigation
Racing in the coastal waters of São Paulo demands consistent sighting skills and adaptability to marine conditions.
Your road to race day
Race day at Circuito Mares is 4 weeks away. This is how a coach divides that time. The first phase starts now.
01Peak1 week · Aug 24, 2026 – Aug 30, 2026
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
02Taper2 weeks · Aug 31, 2026 – Sep 13, 2026
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
03Race week1 week · Sep 14, 2026 – Sep 20, 2026
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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