Answer
Marsh edges and calm evenings bring intense biting insects from late spring through early fall—repellent with DEET or proven alternatives is mandatory, not optional. Breeze-facing oceanside pads fare better than wooded bayside loops at dusk. Head nets feel silly until they feel essential.
Sources: National Park Service — Assateague · Visit Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
