Clear stretchy discharge?

Leah • ✨Leah✨PCOS 👣🌈 Angel baby 12-13-17 👶 Arianna Kaitlin 8-24-09💜 Engaged 💍 Rainbow baby due 11-21-2020 🌈

What can this be? Does it mean I'm still fertile even though my ovulation tests are negative now?