This study aimed to measure behavioral correlates of self-regulation in elite youth soccer players. Behaviors regarded as indicative of self-regulated learning were identified by interviewing six expert youth soccer coaches. These behaviors were observed during practice of eight elite youth soccer players aged 15-17 years, and linked with self-reported self-regulated learning scores to describe behavioral correlates of self-regulation. Results indicated that self-regulated learning is reflected in taking responsibility for learning and that players' practice environment plays a significant role. This study highlights the importance of measuring overt behavior to gain a complete impression of youth soccer players' self-regulated learning ski...