They lined up along the swimming pool, pulling on goggles and adjusting red and white swim caps as the sun inched over the North Shore Aquatic Complex bleachers. Seven hundred children and adults, aged six to 83, energized and ready to swim, bike and run their way through this year's Meek & Mighty Triathlon.The Saturday morning event, part of the St. Anthony's Triathlon weekend, gives kids and novice adults the chance to compete as triathletes a day before Sunday's main event. Children younger than 10 swim 100 yards, bike 3.6 miles and run half a mile. All other participants swim 200 yards, bike 5.4 miles and run one mile.Corbin Wapshott, 15, of Longwood, came in first in the age 15 to adult category. Summer Kanstoroom, 15, came in second overall and was the first female to finish in the same category.