Circuito Maratona Aquática takes place on Sun, Nov 8, 2026 in Ilhabela, Brazil. The main route is 4 km.
- Date
- Sun, Nov 8, 2026
- Start
- Ilhabela 🇧🇷
- Distance
- 4 km
- Level
- Open to all
Circuito Maratona Aquática is a traditional open water swimming circuit in Brazil featuring multiple stages with short, medium, and long distance events.
Official event pageWhat this race demands
This open water swimming event requires sustained aerobic endurance to cover a four-kilometer distance in a marine environment.
Aerobic endurance
Covering four kilometers in open water demands continuous cardiovascular output and efficient pacing over an extended duration.
Open water navigation
Swimming in a marine circuit requires consistent sighting skills and adaptability to varying water conditions without lane lines.
Your road to race day
Race day at Circuito Maratona Aquática is 11 weeks away. This is how a coach divides that time. The first phase starts now.
01Build5 weeks · Aug 24, 2026 – Sep 27, 2026
Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.
02Peak3 weeks · Sep 28, 2026 – Oct 18, 2026
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
03Taper2 weeks · Oct 19, 2026 – Nov 1, 2026
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
04Race week1 week · Nov 2, 2026 – Nov 8, 2026
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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