Before trying to replicate the skills and drills featured in these video clips, it is important that your talk to your coach to work out what is best for you and then practice, practice, and practice some more.
Pacing and Critical Swimming Speed (CSS) – Mastering pacing when swimming longer distances is a skill requiring development. The download notes prepared by Hobart Aquatic Centre Club Coach, Philip Tyrell, provide information on how to establish CSS and examples of some training sets designed to get that pacing right and develop aerobic capacity.
A critical skill that requires a lot of work is kicking. A well developed dolphin kick is critical to racing in all strokes as it is implemented in the underwater phases of both the start and turn in breaststroke. The notes on kicking have been prepared by Philip Tyrell.
The 3rd edition of Platypus Press of 2018, commencing on page 9, has an articles on stroke length and CSS and provides further technical discussion on this topic while the 2nd edition of Platypus press of 2018 also dealt with this topic and included a chart on the difference pacing makes as well as linking to an article on this topic by NSW Coach Mark Morgan.