In a Facebook post, town officials said HB Turtle Patrol counted 45 unhatched nests prior to the storm's arrival on the North Carolina coast late Monday night.
Only three nests were counted following Isaias.
WATCH: Ocean Isle mayor discusses Isaias' landfall with ABC11
According to officials, members of Turtle Patrol will continue to monitor the remaining nests with hopes of seeing hatchlings at the end of the season.
VIDEO: Sea turtles emerge from nests on Florida beaches
The featured video is from a previous story.