Open Water Swimming
Transition from pool to lakes and oceans with sighting, wetsuit use, safety protocols, and acclimatization.
Who this is for
Pool swimmers and triathletes moving to open water
Choose a task
Choose a wetsuit if needed
Practice sighting in calm water
Learn safety buddy rules
Plan first open-water session
Workflows
Choose a guide that matches your task.
Swimming Training: Plan Sessions and Review Progress
Plan swimming sessions, record pace and rest consistently, review optional completed CSS records, arrange recovery and use feedback for the next block.
Triathlon Prep Guide
Complete guide for triathlon prep — step-by-step workflow, tools, checklist, and expert tips to get started.
Open Water Swimming: Prepare, Swim and Review
Prepare a supported open water swim: check local conditions, exits, company and equipment, close the shore check-in and review completed pace records.
Tools for this topic
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6 of 6 tools shown
Calculate average swim pace per 100 meters or yards from distance and elapsed time, with fractional seconds, clear units and saved calculation reports.
Calculators
Reproduce and reconcile the two-point critical swim speed calculation from one source-labelled completed 200 m and 400 m record without prescribing training.
Calculators
Calculate Critical Swim Speed from 400 m and 200 m time trials. Free css (critical swim speed) calculator for pool training, triathlon prep, and swim workouts.
Calculators
Estimate Functional Threshold Power from a 20-minute test. Free cycling ftp estimate calculator for road cycling, bike fitment, and power training.
Calculators
Calculate your running pace per mile or kilometer from race time and distance. Free running pace calculator for marathon training, race planning.
Calculators
Reconcile pace per 100 for one completed, source-labelled swim distance and elapsed-time record without converting course performance or prescribing training.
Calculators
Reusable tools
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Related niche fields
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Swimming Technique
Improve freestyle form, breathing rhythm, drill progressions, and pool workout structure.
Surfing for Beginners
Learn board selection, pop-up technique, ocean safety, wave reading, and etiquette in the lineup.
Swimming & Diving — Learn to Swim Adults
Get started with swimming & diving — learn to swim adults. Essential equipment, core techniques, and step-by-step guidance for complete beginners. Includes 3 step-by-step workflows.
Triathlon Training
Balance swim, bike, and run sessions, plan brick workouts, transitions, and race-day logistics.
Kayaking & Canoeing
Learn paddle strokes, boat selection, PFD use, river reading, and flatwater to mild current progression.
Swimming & Diving — Freestyle Technique
Develop your swimming & diving — freestyle technique skills with structured practice plans, equipment guides, and proven techniques for practice habits. Includes 3 step-by-step workflows.